./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2c_prepend_equal.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_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/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_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2c_prepend_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/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_2b69bc59-453f-474a-9ba0-a963089a1efa/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 f682d6a9f9df80cf11b356f08ea6be5ab5adaf1b414fc8a476877af8610cc552 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:40:20,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:40:20,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:40:20,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:40:20,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:40:20,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:40:20,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:40:20,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:40:20,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:40:20,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:40:20,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:40:20,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:40:20,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:40:20,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:40:20,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:40:20,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:40:20,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:40:20,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:40:20,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:40:20,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:40:20,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:40:20,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:40:20,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:40:20,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:40:20,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:40:20,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:40:20,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:40:20,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:40:20,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:40:20,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:40:20,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:40:20,429 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:40:20,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:40:20,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:40:20,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:40:20,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:40:20,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:40:20,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:40:20,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:40:20,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:40:20,438 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:40:20,439 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2021-11-03 03:40:20,482 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:40:20,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:40:20,484 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:40:20,484 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:40:20,484 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:40:20,484 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:40:20,485 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 03:40:20,485 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:40:20,485 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:40:20,485 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 03:40:20,486 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 03:40:20,487 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:40:20,487 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 03:40:20,487 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 03:40:20,488 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 03:40:20,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-03 03:40:20,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-03 03:40:20,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:40:20,489 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 03:40:20,489 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-03 03:40:20,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 03:40:20,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 03:40:20,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:40:20,490 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-03 03:40:20,491 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-03 03:40:20,491 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-03 03:40:20,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:40:20,491 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:40:20,492 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 03:40:20,492 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:40:20,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:40:20,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:40:20,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:40:20,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:40:20,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:40:20,493 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 03:40:20,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 03:40:20,494 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:40:20,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:40:20,494 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_2b69bc59-453f-474a-9ba0-a963089a1efa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f682d6a9f9df80cf11b356f08ea6be5ab5adaf1b414fc8a476877af8610cc552 [2021-11-03 03:40:20,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:40:20,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:40:20,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:40:20,846 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:40:20,847 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:40:20,848 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/list-simple/sll2c_prepend_equal.i [2021-11-03 03:40:20,910 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/data/fdb8ae112/5f8938a7857f478d8a37666f362a1fa8/FLAG1af9e00eb [2021-11-03 03:40:21,490 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:40:21,491 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/sv-benchmarks/c/list-simple/sll2c_prepend_equal.i [2021-11-03 03:40:21,504 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/data/fdb8ae112/5f8938a7857f478d8a37666f362a1fa8/FLAG1af9e00eb [2021-11-03 03:40:21,783 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/data/fdb8ae112/5f8938a7857f478d8a37666f362a1fa8 [2021-11-03 03:40:21,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:40:21,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:40:21,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:40:21,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:40:21,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:40:21,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:40:21" (1/1) ... [2021-11-03 03:40:21,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c94c47b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:21, skipping insertion in model container [2021-11-03 03:40:21,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:40:21" (1/1) ... [2021-11-03 03:40:21,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:40:21,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:40:22,269 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/sv-benchmarks/c/list-simple/sll2c_prepend_equal.i[24458,24471] [2021-11-03 03:40:22,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:40:22,294 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 03:40:22,365 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/sv-benchmarks/c/list-simple/sll2c_prepend_equal.i[24458,24471] [2021-11-03 03:40:22,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:40:22,405 INFO L208 MainTranslator]: Completed translation [2021-11-03 03:40:22,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:22 WrapperNode [2021-11-03 03:40:22,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 03:40:22,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 03:40:22,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 03:40:22,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 03:40:22,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:22" (1/1) ... [2021-11-03 03:40:22,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:22" (1/1) ... [2021-11-03 03:40:22,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 03:40:22,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 03:40:22,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 03:40:22,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 03:40:22,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:22" (1/1) ... [2021-11-03 03:40:22,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:22" (1/1) ... [2021-11-03 03:40:22,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:22" (1/1) ... [2021-11-03 03:40:22,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:22" (1/1) ... [2021-11-03 03:40:22,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:22" (1/1) ... [2021-11-03 03:40:22,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:22" (1/1) ... [2021-11-03 03:40:22,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:22" (1/1) ... [2021-11-03 03:40:22,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 03:40:22,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 03:40:22,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 03:40:22,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 03:40:22,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:22" (1/1) ... [2021-11-03 03:40:22,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:40:22,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:40:22,591 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 03:40:22,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 03:40:22,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-03 03:40:22,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-03 03:40:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-03 03:40:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-03 03:40:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 03:40:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-03 03:40:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 03:40:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-03 03:40:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-03 03:40:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 03:40:22,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 03:40:23,373 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 03:40:23,373 INFO L299 CfgBuilder]: Removed 26 assume(true) statements. [2021-11-03 03:40:23,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:40:23 BoogieIcfgContainer [2021-11-03 03:40:23,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 03:40:23,378 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 03:40:23,378 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 03:40:23,382 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 03:40:23,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:40:21" (1/3) ... [2021-11-03 03:40:23,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35d48b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:40:23, skipping insertion in model container [2021-11-03 03:40:23,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:22" (2/3) ... [2021-11-03 03:40:23,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35d48b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:40:23, skipping insertion in model container [2021-11-03 03:40:23,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:40:23" (3/3) ... [2021-11-03 03:40:23,385 INFO L111 eAbstractionObserver]: Analyzing ICFG sll2c_prepend_equal.i [2021-11-03 03:40:23,391 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 03:40:23,391 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 60 error locations. [2021-11-03 03:40:23,448 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 03:40:23,457 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 03:40:23,458 INFO L340 AbstractCegarLoop]: Starting to check reachability of 60 error locations. [2021-11-03 03:40:23,481 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 50 states have (on average 2.46) internal successors, (123), 110 states have internal predecessors, (123), 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 03:40:23,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-03 03:40:23,491 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:23,491 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-03 03:40:23,493 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:23,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:23,504 INFO L85 PathProgramCache]: Analyzing trace with hash 243392, now seen corresponding path program 1 times [2021-11-03 03:40:23,512 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:23,512 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933038928] [2021-11-03 03:40:23,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:23,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:23,739 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 03:40:23,740 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:23,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933038928] [2021-11-03 03:40:23,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933038928] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:40:23,741 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:40:23,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-03 03:40:23,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648258177] [2021-11-03 03:40:23,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 03:40:23,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:23,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 03:40:23,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 03:40:23,780 INFO L87 Difference]: Start difference. First operand has 111 states, 50 states have (on average 2.46) internal successors, (123), 110 states have internal predecessors, (123), 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 03:40:23,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:23,975 INFO L93 Difference]: Finished difference Result 122 states and 132 transitions. [2021-11-03 03:40:23,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 03:40:23,980 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 03:40:23,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:23,995 INFO L225 Difference]: With dead ends: 122 [2021-11-03 03:40:23,995 INFO L226 Difference]: Without dead ends: 118 [2021-11-03 03:40:23,997 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 03:40:24,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-11-03 03:40:24,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 101. [2021-11-03 03:40:24,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 47 states have (on average 2.276595744680851) internal successors, (107), 100 states have internal predecessors, (107), 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 03:40:24,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 107 transitions. [2021-11-03 03:40:24,050 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 107 transitions. Word has length 3 [2021-11-03 03:40:24,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:24,050 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 107 transitions. [2021-11-03 03:40:24,050 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 03:40:24,051 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 107 transitions. [2021-11-03 03:40:24,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-03 03:40:24,051 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:24,051 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-03 03:40:24,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-03 03:40:24,052 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:24,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:24,056 INFO L85 PathProgramCache]: Analyzing trace with hash 243393, now seen corresponding path program 1 times [2021-11-03 03:40:24,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:24,056 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556317893] [2021-11-03 03:40:24,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:24,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:24,152 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 03:40:24,153 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:24,153 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556317893] [2021-11-03 03:40:24,153 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556317893] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:40:24,154 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:40:24,154 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-03 03:40:24,154 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241394621] [2021-11-03 03:40:24,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 03:40:24,157 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:24,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 03:40:24,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 03:40:24,160 INFO L87 Difference]: Start difference. First operand 101 states and 107 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 03:40:24,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:24,283 INFO L93 Difference]: Finished difference Result 95 states and 101 transitions. [2021-11-03 03:40:24,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 03:40:24,283 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 03:40:24,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:24,287 INFO L225 Difference]: With dead ends: 95 [2021-11-03 03:40:24,287 INFO L226 Difference]: Without dead ends: 95 [2021-11-03 03:40:24,288 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 03:40:24,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2021-11-03 03:40:24,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2021-11-03 03:40:24,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 47 states have (on average 2.148936170212766) internal successors, (101), 94 states have internal predecessors, (101), 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 03:40:24,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 101 transitions. [2021-11-03 03:40:24,306 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 101 transitions. Word has length 3 [2021-11-03 03:40:24,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:24,306 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 101 transitions. [2021-11-03 03:40:24,307 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 03:40:24,307 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 101 transitions. [2021-11-03 03:40:24,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-03 03:40:24,311 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:24,311 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-03 03:40:24,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-03 03:40:24,311 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr10REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:24,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:24,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1338842991, now seen corresponding path program 1 times [2021-11-03 03:40:24,313 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:24,313 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344904327] [2021-11-03 03:40:24,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:24,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:24,393 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 03:40:24,394 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:24,394 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344904327] [2021-11-03 03:40:24,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344904327] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:40:24,395 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:40:24,395 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 03:40:24,396 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185506648] [2021-11-03 03:40:24,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 03:40:24,397 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:24,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 03:40:24,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 03:40:24,399 INFO L87 Difference]: Start difference. First operand 95 states and 101 transitions. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 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 03:40:24,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:24,411 INFO L93 Difference]: Finished difference Result 102 states and 108 transitions. [2021-11-03 03:40:24,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 03:40:24,412 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 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 03:40:24,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:24,413 INFO L225 Difference]: With dead ends: 102 [2021-11-03 03:40:24,413 INFO L226 Difference]: Without dead ends: 102 [2021-11-03 03:40:24,414 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 03:40:24,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2021-11-03 03:40:24,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 96. [2021-11-03 03:40:24,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 48 states have (on average 2.125) internal successors, (102), 95 states have internal predecessors, (102), 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 03:40:24,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 102 transitions. [2021-11-03 03:40:24,420 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 102 transitions. Word has length 6 [2021-11-03 03:40:24,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:24,420 INFO L470 AbstractCegarLoop]: Abstraction has 96 states and 102 transitions. [2021-11-03 03:40:24,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 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 03:40:24,421 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 102 transitions. [2021-11-03 03:40:24,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-03 03:40:24,421 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:24,422 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:40:24,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-03 03:40:24,422 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr8REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:24,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:24,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1696191746, now seen corresponding path program 1 times [2021-11-03 03:40:24,423 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:24,423 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287000104] [2021-11-03 03:40:24,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:24,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:24,473 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 03:40:24,474 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:24,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287000104] [2021-11-03 03:40:24,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287000104] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:40:24,474 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:40:24,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-03 03:40:24,475 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818135517] [2021-11-03 03:40:24,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 03:40:24,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:24,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 03:40:24,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 03:40:24,477 INFO L87 Difference]: Start difference. First operand 96 states and 102 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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 03:40:24,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:24,625 INFO L93 Difference]: Finished difference Result 115 states and 122 transitions. [2021-11-03 03:40:24,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 03:40:24,626 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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 9 [2021-11-03 03:40:24,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:24,629 INFO L225 Difference]: With dead ends: 115 [2021-11-03 03:40:24,631 INFO L226 Difference]: Without dead ends: 115 [2021-11-03 03:40:24,632 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 03:40:24,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2021-11-03 03:40:24,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 95. [2021-11-03 03:40:24,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 48 states have (on average 2.1041666666666665) internal successors, (101), 94 states have internal predecessors, (101), 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 03:40:24,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 101 transitions. [2021-11-03 03:40:24,642 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 101 transitions. Word has length 9 [2021-11-03 03:40:24,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:24,643 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 101 transitions. [2021-11-03 03:40:24,643 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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 03:40:24,643 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 101 transitions. [2021-11-03 03:40:24,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-03 03:40:24,644 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:24,644 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:40:24,644 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-03 03:40:24,644 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr9REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:24,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:24,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1696191747, now seen corresponding path program 1 times [2021-11-03 03:40:24,646 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:24,646 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552775115] [2021-11-03 03:40:24,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:24,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:24,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:24,767 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 03:40:24,768 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:24,768 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552775115] [2021-11-03 03:40:24,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552775115] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:40:24,769 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:40:24,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-03 03:40:24,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997734334] [2021-11-03 03:40:24,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 03:40:24,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:24,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 03:40:24,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 03:40:24,771 INFO L87 Difference]: Start difference. First operand 95 states and 101 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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 03:40:24,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:24,894 INFO L93 Difference]: Finished difference Result 97 states and 103 transitions. [2021-11-03 03:40:24,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 03:40:24,895 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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 9 [2021-11-03 03:40:24,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:24,896 INFO L225 Difference]: With dead ends: 97 [2021-11-03 03:40:24,897 INFO L226 Difference]: Without dead ends: 97 [2021-11-03 03:40:24,897 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 03:40:24,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2021-11-03 03:40:24,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 94. [2021-11-03 03:40:24,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 48 states have (on average 2.0833333333333335) internal successors, (100), 93 states have internal predecessors, (100), 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 03:40:24,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 100 transitions. [2021-11-03 03:40:24,912 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 100 transitions. Word has length 9 [2021-11-03 03:40:24,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:24,912 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 100 transitions. [2021-11-03 03:40:24,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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 03:40:24,913 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 100 transitions. [2021-11-03 03:40:24,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-03 03:40:24,913 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:24,913 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:40:24,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-03 03:40:24,915 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr10REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:24,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:24,919 INFO L85 PathProgramCache]: Analyzing trace with hash -2047119421, now seen corresponding path program 1 times [2021-11-03 03:40:24,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:24,920 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340647993] [2021-11-03 03:40:24,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:24,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:24,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:25,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 03:40:25,037 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:25,037 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340647993] [2021-11-03 03:40:25,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340647993] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:40:25,037 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:40:25,037 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-03 03:40:25,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029594655] [2021-11-03 03:40:25,038 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 03:40:25,038 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:25,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 03:40:25,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 03:40:25,040 INFO L87 Difference]: Start difference. First operand 94 states and 100 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 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 03:40:25,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:25,149 INFO L93 Difference]: Finished difference Result 110 states and 117 transitions. [2021-11-03 03:40:25,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 03:40:25,149 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 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 03:40:25,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:25,150 INFO L225 Difference]: With dead ends: 110 [2021-11-03 03:40:25,151 INFO L226 Difference]: Without dead ends: 110 [2021-11-03 03:40:25,151 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 03:40:25,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-11-03 03:40:25,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 93. [2021-11-03 03:40:25,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 48 states have (on average 2.0625) internal successors, (99), 92 states have internal predecessors, (99), 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 03:40:25,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 99 transitions. [2021-11-03 03:40:25,156 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 99 transitions. Word has length 11 [2021-11-03 03:40:25,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:25,156 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 99 transitions. [2021-11-03 03:40:25,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 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 03:40:25,157 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 99 transitions. [2021-11-03 03:40:25,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-03 03:40:25,157 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:25,158 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:40:25,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-03 03:40:25,158 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr11REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:25,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:25,159 INFO L85 PathProgramCache]: Analyzing trace with hash -2047119420, now seen corresponding path program 1 times [2021-11-03 03:40:25,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:25,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574722009] [2021-11-03 03:40:25,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:25,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:25,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 03:40:25,217 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:25,218 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574722009] [2021-11-03 03:40:25,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574722009] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:40:25,218 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:40:25,218 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 03:40:25,218 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595064237] [2021-11-03 03:40:25,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 03:40:25,219 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:25,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 03:40:25,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 03:40:25,220 INFO L87 Difference]: Start difference. First operand 93 states and 99 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 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 03:40:25,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:25,308 INFO L93 Difference]: Finished difference Result 92 states and 98 transitions. [2021-11-03 03:40:25,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 03:40:25,309 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 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 03:40:25,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:25,310 INFO L225 Difference]: With dead ends: 92 [2021-11-03 03:40:25,311 INFO L226 Difference]: Without dead ends: 92 [2021-11-03 03:40:25,311 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 03:40:25,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2021-11-03 03:40:25,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2021-11-03 03:40:25,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 48 states have (on average 2.0416666666666665) internal successors, (98), 91 states have internal predecessors, (98), 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 03:40:25,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 98 transitions. [2021-11-03 03:40:25,325 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 98 transitions. Word has length 11 [2021-11-03 03:40:25,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:25,326 INFO L470 AbstractCegarLoop]: Abstraction has 92 states and 98 transitions. [2021-11-03 03:40:25,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 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 03:40:25,326 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 98 transitions. [2021-11-03 03:40:25,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-03 03:40:25,327 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:25,327 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:40:25,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-03 03:40:25,328 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr16REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:25,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:25,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1098624959, now seen corresponding path program 1 times [2021-11-03 03:40:25,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:25,329 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105946884] [2021-11-03 03:40:25,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:25,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:25,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:25,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:40:25,547 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:25,547 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105946884] [2021-11-03 03:40:25,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105946884] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:40:25,547 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1520088574] [2021-11-03 03:40:25,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:25,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:40:25,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:40:25,552 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:40:25,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-03 03:40:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:25,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-03 03:40:25,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:40:25,811 INFO L354 Elim1Store]: treesize reduction 151, result has 18.4 percent of original size [2021-11-03 03:40:25,812 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 4 case distinctions, treesize of input 22 treesize of output 42 [2021-11-03 03:40:27,203 INFO L354 Elim1Store]: treesize reduction 122, result has 30.7 percent of original size [2021-11-03 03:40:27,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 97 [2021-11-03 03:40:29,997 INFO L354 Elim1Store]: treesize reduction 160, result has 31.9 percent of original size [2021-11-03 03:40:29,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 63 treesize of output 124 [2021-11-03 03:40:32,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:40:32,899 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:40:40,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:40:40,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1520088574] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-03 03:40:40,319 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-11-03 03:40:40,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 3] total 10 [2021-11-03 03:40:40,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107340196] [2021-11-03 03:40:40,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 03:40:40,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:40,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 03:40:40,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=90, Unknown=3, NotChecked=0, Total=132 [2021-11-03 03:40:40,321 INFO L87 Difference]: Start difference. First operand 92 states and 98 transitions. Second operand has 5 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 03:40:40,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:40,446 INFO L93 Difference]: Finished difference Result 100 states and 107 transitions. [2021-11-03 03:40:40,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 03:40:40,446 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 15 [2021-11-03 03:40:40,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:40,447 INFO L225 Difference]: With dead ends: 100 [2021-11-03 03:40:40,447 INFO L226 Difference]: Without dead ends: 100 [2021-11-03 03:40:40,448 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=45, Invalid=108, Unknown=3, NotChecked=0, Total=156 [2021-11-03 03:40:40,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2021-11-03 03:40:40,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 83. [2021-11-03 03:40:40,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 48 states have (on average 1.8541666666666667) internal successors, (89), 82 states have internal predecessors, (89), 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 03:40:40,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 89 transitions. [2021-11-03 03:40:40,450 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 89 transitions. Word has length 15 [2021-11-03 03:40:40,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:40,451 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 89 transitions. [2021-11-03 03:40:40,451 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 03:40:40,451 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 89 transitions. [2021-11-03 03:40:40,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-03 03:40:40,452 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:40,452 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:40:40,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-03 03:40:40,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:40:40,652 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr17REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:40,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:40,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1098624960, now seen corresponding path program 1 times [2021-11-03 03:40:40,653 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:40,653 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043731834] [2021-11-03 03:40:40,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:40,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:40,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 03:40:40,813 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:40,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043731834] [2021-11-03 03:40:40,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043731834] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:40:40,813 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:40:40,813 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-03 03:40:40,814 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393636692] [2021-11-03 03:40:40,814 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 03:40:40,819 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:40,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 03:40:40,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 03:40:40,820 INFO L87 Difference]: Start difference. First operand 83 states and 89 transitions. Second operand has 5 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 03:40:40,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:40,931 INFO L93 Difference]: Finished difference Result 74 states and 80 transitions. [2021-11-03 03:40:40,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 03:40:40,931 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 15 [2021-11-03 03:40:40,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:40,932 INFO L225 Difference]: With dead ends: 74 [2021-11-03 03:40:40,932 INFO L226 Difference]: Without dead ends: 74 [2021-11-03 03:40:40,932 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 03:40:40,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-11-03 03:40:40,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2021-11-03 03:40:40,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 48 states have (on average 1.6666666666666667) internal successors, (80), 73 states have internal predecessors, (80), 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 03:40:40,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 80 transitions. [2021-11-03 03:40:40,935 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 80 transitions. Word has length 15 [2021-11-03 03:40:40,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:40,935 INFO L470 AbstractCegarLoop]: Abstraction has 74 states and 80 transitions. [2021-11-03 03:40:40,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 03:40:40,935 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 80 transitions. [2021-11-03 03:40:40,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-03 03:40:40,936 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:40,936 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:40:40,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-03 03:40:40,937 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr24REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:40,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:40,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1485418006, now seen corresponding path program 1 times [2021-11-03 03:40:40,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:40,938 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004711000] [2021-11-03 03:40:40,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:40,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:41,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:40:41,071 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:41,071 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004711000] [2021-11-03 03:40:41,071 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004711000] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:40:41,071 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:40:41,071 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-03 03:40:41,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9393136] [2021-11-03 03:40:41,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-03 03:40:41,072 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:41,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-03 03:40:41,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-11-03 03:40:41,073 INFO L87 Difference]: Start difference. First operand 74 states and 80 transitions. Second operand has 10 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 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 03:40:41,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:41,392 INFO L93 Difference]: Finished difference Result 129 states and 140 transitions. [2021-11-03 03:40:41,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-03 03:40:41,392 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 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 03:40:41,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:41,393 INFO L225 Difference]: With dead ends: 129 [2021-11-03 03:40:41,393 INFO L226 Difference]: Without dead ends: 129 [2021-11-03 03:40:41,394 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2021-11-03 03:40:41,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-11-03 03:40:41,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 73. [2021-11-03 03:40:41,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 49 states have (on average 1.6326530612244898) internal successors, (80), 72 states have internal predecessors, (80), 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 03:40:41,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 80 transitions. [2021-11-03 03:40:41,397 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 80 transitions. Word has length 18 [2021-11-03 03:40:41,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:41,397 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 80 transitions. [2021-11-03 03:40:41,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 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 03:40:41,397 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 80 transitions. [2021-11-03 03:40:41,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-03 03:40:41,398 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:41,398 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:40:41,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-03 03:40:41,399 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr25REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:41,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:41,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1485418007, now seen corresponding path program 1 times [2021-11-03 03:40:41,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:41,400 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067010462] [2021-11-03 03:40:41,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:41,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:41,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:40:41,597 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:41,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067010462] [2021-11-03 03:40:41,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067010462] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:40:41,598 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:40:41,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-03 03:40:41,598 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096856067] [2021-11-03 03:40:41,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-03 03:40:41,598 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:41,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-03 03:40:41,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-11-03 03:40:41,599 INFO L87 Difference]: Start difference. First operand 73 states and 80 transitions. Second operand has 10 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 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 03:40:42,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:42,054 INFO L93 Difference]: Finished difference Result 122 states and 132 transitions. [2021-11-03 03:40:42,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-03 03:40:42,055 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 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 03:40:42,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:42,056 INFO L225 Difference]: With dead ends: 122 [2021-11-03 03:40:42,056 INFO L226 Difference]: Without dead ends: 122 [2021-11-03 03:40:42,056 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 0 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2021-11-03 03:40:42,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2021-11-03 03:40:42,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 80. [2021-11-03 03:40:42,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 56 states have (on average 1.5892857142857142) internal successors, (89), 79 states have internal predecessors, (89), 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 03:40:42,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 89 transitions. [2021-11-03 03:40:42,059 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 89 transitions. Word has length 18 [2021-11-03 03:40:42,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:42,059 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 89 transitions. [2021-11-03 03:40:42,060 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 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 03:40:42,060 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2021-11-03 03:40:42,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-03 03:40:42,060 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:42,060 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:40:42,060 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-03 03:40:42,061 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr20REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:42,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:42,061 INFO L85 PathProgramCache]: Analyzing trace with hash 1485405748, now seen corresponding path program 1 times [2021-11-03 03:40:42,061 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:42,061 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877294007] [2021-11-03 03:40:42,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:42,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:42,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 03:40:42,124 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:42,125 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877294007] [2021-11-03 03:40:42,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877294007] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:40:42,126 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:40:42,126 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-03 03:40:42,126 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535967761] [2021-11-03 03:40:42,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 03:40:42,127 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:42,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 03:40:42,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 03:40:42,127 INFO L87 Difference]: Start difference. First operand 80 states and 89 transitions. Second operand has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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 03:40:42,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:42,211 INFO L93 Difference]: Finished difference Result 95 states and 104 transitions. [2021-11-03 03:40:42,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 03:40:42,211 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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 03:40:42,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:42,212 INFO L225 Difference]: With dead ends: 95 [2021-11-03 03:40:42,212 INFO L226 Difference]: Without dead ends: 95 [2021-11-03 03:40:42,212 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 03:40:42,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2021-11-03 03:40:42,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 78. [2021-11-03 03:40:42,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 56 states have (on average 1.5357142857142858) internal successors, (86), 77 states have internal predecessors, (86), 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 03:40:42,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 86 transitions. [2021-11-03 03:40:42,214 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 86 transitions. Word has length 18 [2021-11-03 03:40:42,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:42,214 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 86 transitions. [2021-11-03 03:40:42,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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 03:40:42,214 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 86 transitions. [2021-11-03 03:40:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-03 03:40:42,215 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:42,215 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:40:42,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-03 03:40:42,215 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr21REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:42,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:42,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1485405749, now seen corresponding path program 1 times [2021-11-03 03:40:42,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:42,216 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665067902] [2021-11-03 03:40:42,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:42,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:42,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 03:40:42,266 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:42,266 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665067902] [2021-11-03 03:40:42,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665067902] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:40:42,266 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:40:42,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-03 03:40:42,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760503306] [2021-11-03 03:40:42,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 03:40:42,267 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:42,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 03:40:42,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 03:40:42,268 INFO L87 Difference]: Start difference. First operand 78 states and 86 transitions. Second operand has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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 03:40:42,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:42,351 INFO L93 Difference]: Finished difference Result 76 states and 83 transitions. [2021-11-03 03:40:42,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 03:40:42,352 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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 03:40:42,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:42,352 INFO L225 Difference]: With dead ends: 76 [2021-11-03 03:40:42,352 INFO L226 Difference]: Without dead ends: 76 [2021-11-03 03:40:42,353 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 03:40:42,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-11-03 03:40:42,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2021-11-03 03:40:42,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 75 states have internal predecessors, (83), 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 03:40:42,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 83 transitions. [2021-11-03 03:40:42,355 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 83 transitions. Word has length 18 [2021-11-03 03:40:42,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:42,355 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 83 transitions. [2021-11-03 03:40:42,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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 03:40:42,356 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 83 transitions. [2021-11-03 03:40:42,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-03 03:40:42,356 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:42,356 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:40:42,356 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-03 03:40:42,356 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr40REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:42,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:42,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1545787488, now seen corresponding path program 1 times [2021-11-03 03:40:42,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:42,357 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760191450] [2021-11-03 03:40:42,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:42,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:42,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:40:42,594 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:42,594 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760191450] [2021-11-03 03:40:42,595 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760191450] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:40:42,595 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:40:42,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-03 03:40:42,595 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163265322] [2021-11-03 03:40:42,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-03 03:40:42,596 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:42,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-03 03:40:42,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-11-03 03:40:42,597 INFO L87 Difference]: Start difference. First operand 76 states and 83 transitions. Second operand has 13 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 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 03:40:43,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:43,141 INFO L93 Difference]: Finished difference Result 135 states and 145 transitions. [2021-11-03 03:40:43,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-03 03:40:43,142 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 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 20 [2021-11-03 03:40:43,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:43,143 INFO L225 Difference]: With dead ends: 135 [2021-11-03 03:40:43,143 INFO L226 Difference]: Without dead ends: 135 [2021-11-03 03:40:43,143 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=431, Unknown=0, NotChecked=0, Total=600 [2021-11-03 03:40:43,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2021-11-03 03:40:43,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 77. [2021-11-03 03:40:43,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 58 states have (on average 1.4655172413793103) internal successors, (85), 76 states have internal predecessors, (85), 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 03:40:43,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 85 transitions. [2021-11-03 03:40:43,146 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 85 transitions. Word has length 20 [2021-11-03 03:40:43,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:43,146 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 85 transitions. [2021-11-03 03:40:43,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 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 03:40:43,146 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 85 transitions. [2021-11-03 03:40:43,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-03 03:40:43,147 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:43,147 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:40:43,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-03 03:40:43,147 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr41REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:43,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:43,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1545787489, now seen corresponding path program 1 times [2021-11-03 03:40:43,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:43,148 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504351629] [2021-11-03 03:40:43,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:43,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:43,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:40:43,292 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:43,292 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504351629] [2021-11-03 03:40:43,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504351629] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:40:43,292 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:40:43,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-03 03:40:43,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461246176] [2021-11-03 03:40:43,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-03 03:40:43,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:40:43,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-03 03:40:43,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-03 03:40:43,294 INFO L87 Difference]: Start difference. First operand 77 states and 85 transitions. Second operand has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 8 states have internal predecessors, (20), 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 03:40:43,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:40:43,444 INFO L93 Difference]: Finished difference Result 76 states and 82 transitions. [2021-11-03 03:40:43,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-03 03:40:43,444 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 8 states have internal predecessors, (20), 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 20 [2021-11-03 03:40:43,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:40:43,445 INFO L225 Difference]: With dead ends: 76 [2021-11-03 03:40:43,445 INFO L226 Difference]: Without dead ends: 76 [2021-11-03 03:40:43,445 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-11-03 03:40:43,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-11-03 03:40:43,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 73. [2021-11-03 03:40:43,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 54 states have (on average 1.462962962962963) internal successors, (79), 72 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 03:40:43,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 79 transitions. [2021-11-03 03:40:43,448 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 79 transitions. Word has length 20 [2021-11-03 03:40:43,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:40:43,448 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 79 transitions. [2021-11-03 03:40:43,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 8 states have internal predecessors, (20), 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 03:40:43,449 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 79 transitions. [2021-11-03 03:40:43,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-03 03:40:43,449 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:40:43,450 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:40:43,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-03 03:40:43,450 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr24REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:40:43,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:40:43,450 INFO L85 PathProgramCache]: Analyzing trace with hash -2124886876, now seen corresponding path program 1 times [2021-11-03 03:40:43,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:40:43,451 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616472966] [2021-11-03 03:40:43,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:43,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:40:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:43,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:40:43,791 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:40:43,791 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616472966] [2021-11-03 03:40:43,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616472966] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:40:43,792 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813419235] [2021-11-03 03:40:43,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:40:43,792 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:40:43,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:40:43,793 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:40:43,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-03 03:40:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:40:43,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 66 conjunts are in the unsatisfiable core [2021-11-03 03:40:43,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:40:44,038 INFO L354 Elim1Store]: treesize reduction 151, result has 18.4 percent of original size [2021-11-03 03:40:44,039 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 4 case distinctions, treesize of input 18 treesize of output 39 [2021-11-03 03:40:44,831 INFO L354 Elim1Store]: treesize reduction 170, result has 21.3 percent of original size [2021-11-03 03:40:44,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 20 case distinctions, treesize of input 50 treesize of output 82 [2021-11-03 03:40:46,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 03:40:47,229 INFO L354 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2021-11-03 03:40:47,230 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 145 treesize of output 115 [2021-11-03 03:40:47,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:40:47,347 INFO L354 Elim1Store]: treesize reduction 294, result has 19.2 percent of original size [2021-11-03 03:40:47,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 2 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 24 case distinctions, treesize of input 133 treesize of output 180 [2021-11-03 03:40:48,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:40:48,888 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 19 treesize of output 18 [2021-11-03 03:40:48,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:40:48,933 INFO L354 Elim1Store]: treesize reduction 80, result has 15.8 percent of original size [2021-11-03 03:40:48,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 159 treesize of output 110 [2021-11-03 03:40:49,743 INFO L354 Elim1Store]: treesize reduction 196, result has 12.9 percent of original size [2021-11-03 03:40:49,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 217 treesize of output 156 [2021-11-03 03:40:49,775 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-03 03:40:49,776 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 198 treesize of output 185 [2021-11-03 03:40:53,883 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-03 03:40:53,883 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 198 treesize of output 186 [2021-11-03 03:41:02,478 INFO L354 Elim1Store]: treesize reduction 105, result has 7.1 percent of original size [2021-11-03 03:41:02,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 187 treesize of output 116 [2021-11-03 03:41:06,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:41:06,070 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:41:06,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:41:06,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-03 03:41:06,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:41:06,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-03 03:41:12,838 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 915 treesize of output 895 [2021-11-03 03:43:00,094 INFO L354 Elim1Store]: treesize reduction 671, result has 43.4 percent of original size [2021-11-03 03:43:00,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 17 new quantified variables, introduced 120 case distinctions, treesize of input 1267625 treesize of output 1247851 [2021-11-03 03:44:33,443 WARN L207 SmtUtils]: Spent 1.56 m on a formula simplification. DAG size of input: 1306 DAG size of output: 1306 [2021-11-03 03:44:40,346 WARN L207 SmtUtils]: Spent 6.89 s on a formula simplification that was a NOOP. DAG size: 1302 [2021-11-03 03:44:40,366 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-11-03 03:44:40,367 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1225700390] [2021-11-03 03:44:40,388 INFO L159 IcfgInterpreter]: Started Sifa with 21 locations of interest [2021-11-03 03:44:40,388 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 03:44:40,392 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 03:44:40,398 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 03:44:40,398 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 03:44:40,443 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,444 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:40,445 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:40,447 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:40,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 03:44:40,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-03 03:44:40,465 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_108|], 36=[|v_#valid_129|]} [2021-11-03 03:44:40,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-03 03:44:40,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 03:44:40,484 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 03:44:40,485 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:40,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:40,500 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 63 [2021-11-03 03:44:40,537 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,540 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-03 03:44:40,541 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-03 03:44:40,546 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:40,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:40,567 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-03 03:44:40,574 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:40,574 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-03 03:44:40,586 INFO L180 QuantifierPusher]: treesize reduction 12, result has 94.5 percent of original size [2021-11-03 03:44:40,587 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:40,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:44:40,589 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:40,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 03:44:40,590 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:40,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 03:44:40,594 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-03 03:44:40,602 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_104|, |v_#memory_$Pointer$.offset_102|], 6=[|v_#memory_int_75|]} [2021-11-03 03:44:40,611 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 11 treesize of output 7 [2021-11-03 03:44:40,611 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 03:44:40,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 03:44:40,613 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:40,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:40,634 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,644 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 11 treesize of output 7 [2021-11-03 03:44:40,645 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 03:44:40,646 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,646 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 03:44:40,646 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:40,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:40,670 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2021-11-03 03:44:40,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 03:44:40,683 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 03:44:40,684 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:40,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:40,695 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 181 [2021-11-03 03:44:40,703 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:40,703 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:204, output treesize:181 [2021-11-03 03:44:40,713 INFO L180 QuantifierPusher]: treesize reduction 12, result has 95.4 percent of original size [2021-11-03 03:44:40,714 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:40,715 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 03:44:40,718 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:40,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:44:40,720 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:40,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:44:40,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 256 [2021-11-03 03:44:40,730 INFO L446 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_105|, |v_#memory_$Pointer$.offset_103|], 6=[|v_#memory_int_76|]} [2021-11-03 03:44:40,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2021-11-03 03:44:40,744 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,744 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 03:44:40,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,745 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 03:44:40,745 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:40,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:40,765 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2021-11-03 03:44:40,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,781 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 03:44:40,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 03:44:40,782 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:40,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:40,797 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-03 03:44:40,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:40,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,814 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:40,815 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:40,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:40,828 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-03 03:44:40,845 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:40,846 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:250, output treesize:208 [2021-11-03 03:44:40,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,857 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:40,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 03:44:40,860 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:40,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:44:40,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 221 [2021-11-03 03:44:40,870 INFO L446 ElimStorePlain]: Different costs {10=[|v_#length_109|], 21=[|v_#valid_130|]} [2021-11-03 03:44:40,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,897 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-03 03:44:40,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 14 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 38 [2021-11-03 03:44:40,898 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:40,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:40,901 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:40,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:40,916 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:40,955 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-03 03:44:40,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 53 [2021-11-03 03:44:40,958 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 03:44:40,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 03:44:40,963 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:40,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:40,976 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 214 [2021-11-03 03:44:40,985 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:40,985 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:217, output treesize:214 [2021-11-03 03:44:40,995 INFO L180 QuantifierPusher]: treesize reduction 12, result has 95.6 percent of original size [2021-11-03 03:44:40,996 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:40,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:44:40,998 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:40,998 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:40,999 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:44:40,999 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:44:41,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 264 [2021-11-03 03:44:41,010 INFO L446 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_104|, |v_#memory_$Pointer$.base_106|], 12=[|v_#memory_int_77|]} [2021-11-03 03:44:41,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-03 03:44:41,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,025 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,041 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-03 03:44:41,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,058 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,074 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2021-11-03 03:44:41,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:44:41,092 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:44:41,094 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,109 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 235 [2021-11-03 03:44:41,119 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,119 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:258, output treesize:235 [2021-11-03 03:44:41,127 INFO L180 QuantifierPusher]: treesize reduction 12, result has 96.1 percent of original size [2021-11-03 03:44:41,128 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 03:44:41,131 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 03:44:41,133 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 03:44:41,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 304 [2021-11-03 03:44:41,143 INFO L446 ElimStorePlain]: Different costs {6=[|v_#memory_$Pointer$.offset_105|, |v_#memory_$Pointer$.base_107|], 12=[|v_#memory_int_78|]} [2021-11-03 03:44:41,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2021-11-03 03:44:41,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,161 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,178 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2021-11-03 03:44:41,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,195 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,212 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-11-03 03:44:41,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:44:41,232 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:44:41,233 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,251 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 256 [2021-11-03 03:44:41,260 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,260 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:298, output treesize:256 [2021-11-03 03:44:41,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,275 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 03:44:41,277 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:41,278 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,278 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:41,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 316 [2021-11-03 03:44:41,290 INFO L446 ElimStorePlain]: Different costs {6=[|v_#memory_$Pointer$.offset_106|, |v_#memory_$Pointer$.base_108|], 20=[|v_#memory_int_79|]} [2021-11-03 03:44:41,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2021-11-03 03:44:41,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,309 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,327 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2021-11-03 03:44:41,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,345 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,369 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2021-11-03 03:44:41,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:44:41,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:44:41,392 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,410 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,414 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-11-03 03:44:41,420 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,421 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:310, output treesize:273 [2021-11-03 03:44:41,431 INFO L180 QuantifierPusher]: treesize reduction 3, result has 99.0 percent of original size [2021-11-03 03:44:41,435 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 03:44:41,437 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:44:41,444 INFO L185 QuantifierPusher]: treesize reduction 3, result has 98.9 percent of original size 275 [2021-11-03 03:44:41,448 INFO L446 ElimStorePlain]: Different costs {15=[|v_#length_110|], 28=[|v_#valid_131|]} [2021-11-03 03:44:41,457 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:44:41,458 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:41,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:41,460 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,461 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,461 INFO L518 ElimStorePlain]: Eliminatee |v_#valid_131| vanished before elimination [2021-11-03 03:44:41,461 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,462 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:41,462 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,462 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:274, output treesize:1 [2021-11-03 03:44:41,474 INFO L180 QuantifierPusher]: treesize reduction 12, result has 95.6 percent of original size [2021-11-03 03:44:41,475 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:44:41,476 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:44:41,478 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,479 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:44:41,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 264 [2021-11-03 03:44:41,489 INFO L446 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_107|, |v_#memory_$Pointer$.base_109|], 12=[|v_#memory_int_80|]} [2021-11-03 03:44:41,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-03 03:44:41,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,504 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,519 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-03 03:44:41,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,534 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,548 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2021-11-03 03:44:41,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:44:41,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:44:41,566 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,579 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,583 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 235 [2021-11-03 03:44:41,588 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,588 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:258, output treesize:235 [2021-11-03 03:44:41,598 INFO L180 QuantifierPusher]: treesize reduction 12, result has 96.1 percent of original size [2021-11-03 03:44:41,598 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,599 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 03:44:41,600 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,601 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 03:44:41,602 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 03:44:41,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 304 [2021-11-03 03:44:41,613 INFO L446 ElimStorePlain]: Different costs {6=[|v_#memory_$Pointer$.offset_108|, |v_#memory_$Pointer$.base_110|], 12=[|v_#memory_int_81|]} [2021-11-03 03:44:41,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2021-11-03 03:44:41,632 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,633 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,634 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,650 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2021-11-03 03:44:41,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,668 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,669 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,669 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,684 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-11-03 03:44:41,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:44:41,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:44:41,704 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,719 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 256 [2021-11-03 03:44:41,729 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,730 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:298, output treesize:256 [2021-11-03 03:44:41,740 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,743 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,744 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,744 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:41,745 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,746 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 03:44:41,746 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:41,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:41,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 316 [2021-11-03 03:44:41,758 INFO L446 ElimStorePlain]: Different costs {6=[|v_#memory_$Pointer$.offset_109|, |v_#memory_$Pointer$.base_111|], 20=[|v_#memory_int_82|]} [2021-11-03 03:44:41,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2021-11-03 03:44:41,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,779 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,780 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,798 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2021-11-03 03:44:41,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:41,818 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,834 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:41,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2021-11-03 03:44:41,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:44:41,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:44:41,856 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,871 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:41,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-11-03 03:44:41,882 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:41,882 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:310, output treesize:273 [2021-11-03 03:44:41,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:41,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:42,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:42,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:42,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:42,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:42,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:42,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:42,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:42,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:42,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:42,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,428 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 465 [2021-11-03 03:44:42,447 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,457 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,511 INFO L185 QuantifierPusher]: treesize reduction 13, result has 98.5 percent of original size 854 [2021-11-03 03:44:42,514 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,552 INFO L180 QuantifierPusher]: treesize reduction 13, result has 98.5 percent of original size [2021-11-03 03:44:42,567 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,581 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,583 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:42,584 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,584 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,585 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:44:42,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 880 [2021-11-03 03:44:42,599 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,629 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 866 [2021-11-03 03:44:42,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 867 [2021-11-03 03:44:42,657 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,674 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,691 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,709 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:42,711 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:44:42,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 880 [2021-11-03 03:44:42,731 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,748 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 866 [2021-11-03 03:44:42,779 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 867 [2021-11-03 03:44:42,780 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,816 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,843 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 03:44:42,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 311 [2021-11-03 03:44:42,849 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 263 [2021-11-03 03:44:42,864 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-03 03:44:42,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 297 [2021-11-03 03:44:42,876 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 256 [2021-11-03 03:44:42,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 888 [2021-11-03 03:44:42,898 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 870 [2021-11-03 03:44:42,942 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 871 [2021-11-03 03:44:42,943 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,971 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,986 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,987 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:44:42,989 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:42,990 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:42,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 03:44:43,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 884 [2021-11-03 03:44:43,005 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,019 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 868 [2021-11-03 03:44:43,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 869 [2021-11-03 03:44:43,048 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,079 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,095 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 03:44:43,097 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 03:44:43,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 885 [2021-11-03 03:44:43,113 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 871 [2021-11-03 03:44:43,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 872 [2021-11-03 03:44:43,149 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,171 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,177 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,178 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:43,179 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,179 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,179 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:44:43,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 880 [2021-11-03 03:44:43,186 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 866 [2021-11-03 03:44:43,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 867 [2021-11-03 03:44:43,208 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,234 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,247 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:43,250 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:44:43,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 880 [2021-11-03 03:44:43,263 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,273 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 866 [2021-11-03 03:44:43,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 867 [2021-11-03 03:44:43,296 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,318 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,328 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,336 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 03:44:43,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 311 [2021-11-03 03:44:43,341 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 263 [2021-11-03 03:44:43,351 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,354 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,355 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-03 03:44:43,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 297 [2021-11-03 03:44:43,357 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,361 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 256 [2021-11-03 03:44:43,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 888 [2021-11-03 03:44:43,367 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,373 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 870 [2021-11-03 03:44:43,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 871 [2021-11-03 03:44:43,388 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,394 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,410 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,423 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,423 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:44:43,425 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,425 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 03:44:43,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 884 [2021-11-03 03:44:43,438 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,461 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 868 [2021-11-03 03:44:43,471 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 869 [2021-11-03 03:44:43,472 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,493 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,512 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,513 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 03:44:43,515 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,516 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 03:44:43,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 885 [2021-11-03 03:44:43,527 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,538 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 871 [2021-11-03 03:44:43,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 872 [2021-11-03 03:44:43,577 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,584 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,584 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,585 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,585 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:44:43,587 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,589 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-03 03:44:43,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 297 [2021-11-03 03:44:43,592 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,594 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 256 [2021-11-03 03:44:43,596 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:44:43,596 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,597 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 03:44:43,597 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,598 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 03:44:43,599 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,599 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:44:43,600 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 03:44:43,600 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,601 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:43,601 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:43,606 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,610 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,611 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 03:44:43,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 311 [2021-11-03 03:44:43,616 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,618 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 263 [2021-11-03 03:44:43,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1001 [2021-11-03 03:44:43,629 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:43,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 921 [2021-11-03 03:44:43,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 984 [2021-11-03 03:44:43,671 INFO L446 ElimStorePlain]: Different costs {21=[|v_#length_111|], 36=[|v_#valid_132|]} [2021-11-03 03:44:43,690 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:44:43,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:43,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,692 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:43,692 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:43,712 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:44:43,712 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,713 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:43,713 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,713 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:43,714 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:43,728 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:44:43,729 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:43,729 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:43,730 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:43,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,777 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-03 03:44:43,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 20 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 56 [2021-11-03 03:44:43,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,779 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-03 03:44:43,779 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-03 03:44:43,780 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:43,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:43,842 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:43,930 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-03 03:44:43,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 19 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 65 [2021-11-03 03:44:43,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-03 03:44:43,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-03 03:44:43,936 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:43,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:43,984 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:43,986 INFO L446 ElimStorePlain]: Different costs {11=[|v_#memory_$Pointer$.offset_110|, |v_#memory_$Pointer$.base_112|], 27=[|v_#memory_int_83|]} [2021-11-03 03:44:44,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2021-11-03 03:44:44,007 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:44,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:44,009 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:44,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,054 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2021-11-03 03:44:44,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:44,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 03:44:44,076 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:44,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,119 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 49 [2021-11-03 03:44:44,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 03:44:44,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,142 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 03:44:44,142 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:44,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,180 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,192 INFO L180 QuantifierPusher]: treesize reduction 64, result has 84.7 percent of original size [2021-11-03 03:44:44,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 353 [2021-11-03 03:44:44,201 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:44,201 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 5 variables, input treesize:1753, output treesize:353 [2021-11-03 03:44:44,227 INFO L180 QuantifierPusher]: treesize reduction 12, result has 97.1 percent of original size [2021-11-03 03:44:44,228 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:44:44,230 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:44:44,231 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,232 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:44:44,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 403 [2021-11-03 03:44:44,245 INFO L446 ElimStorePlain]: Different costs {12=[|v_#memory_$Pointer$.base_113|, |v_#memory_$Pointer$.offset_111|], 19=[|v_#memory_int_84|]} [2021-11-03 03:44:44,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2021-11-03 03:44:44,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:44:44,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:44:44,269 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:44,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,293 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2021-11-03 03:44:44,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:44:44,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:44:44,315 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:44,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,338 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2021-11-03 03:44:44,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 03:44:44,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 03:44:44,366 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:44,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,388 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,396 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 374 [2021-11-03 03:44:44,405 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:44,405 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:397, output treesize:374 [2021-11-03 03:44:44,421 INFO L180 QuantifierPusher]: treesize reduction 12, result has 97.3 percent of original size [2021-11-03 03:44:44,422 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,423 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-03 03:44:44,423 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 03:44:44,425 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,425 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 03:44:44,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 443 [2021-11-03 03:44:44,440 INFO L446 ElimStorePlain]: Different costs {19=[|v_#memory_int_85|], 20=[|v_#memory_$Pointer$.base_114|, |v_#memory_$Pointer$.offset_112|]} [2021-11-03 03:44:44,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2021-11-03 03:44:44,464 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 03:44:44,466 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,467 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 03:44:44,467 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:44,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,491 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2021-11-03 03:44:44,512 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:44:44,517 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,517 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:44:44,517 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:44,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,544 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:44,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2021-11-03 03:44:44,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:44:44,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:44:44,569 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:44,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,591 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,597 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 395 [2021-11-03 03:44:44,603 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:44,604 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:437, output treesize:395 [2021-11-03 03:44:44,620 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 427 [2021-11-03 03:44:44,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 481 [2021-11-03 03:44:44,684 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 529 [2021-11-03 03:44:44,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,879 INFO L180 QuantifierPusher]: treesize reduction 60, result has 70.9 percent of original size [2021-11-03 03:44:44,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 136 [2021-11-03 03:44:44,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,891 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,892 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 03:44:44,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:44,894 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,895 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:44:44,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:44:44,897 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 03:44:44,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-11-03 03:44:44,920 INFO L180 QuantifierPusher]: treesize reduction 60, result has 70.9 percent of original size [2021-11-03 03:44:44,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 136 [2021-11-03 03:44:44,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,934 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,934 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,935 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 03:44:44,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 03:44:44,937 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,937 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,938 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:44:44,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:44:44,939 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:44,940 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:44,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 03:44:44,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-11-03 03:44:44,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:44,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:45,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:45,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:45,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:45,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:45,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:45,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:45,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:45,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:45,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:45,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:45,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:45,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,124 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 465 [2021-11-03 03:44:45,150 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,165 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,235 INFO L185 QuantifierPusher]: treesize reduction 8, result has 99.1 percent of original size 877 [2021-11-03 03:44:45,236 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,285 INFO L180 QuantifierPusher]: treesize reduction 8, result has 99.1 percent of original size [2021-11-03 03:44:45,304 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,322 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 03:44:45,324 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:44:45,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 893 [2021-11-03 03:44:45,341 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,358 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 884 [2021-11-03 03:44:45,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 885 [2021-11-03 03:44:45,396 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,411 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,428 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,442 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,442 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 03:44:45,444 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 03:44:45,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 903 [2021-11-03 03:44:45,457 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 889 [2021-11-03 03:44:45,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 890 [2021-11-03 03:44:45,491 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,501 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,513 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,524 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 03:44:45,526 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:44:45,539 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 893 [2021-11-03 03:44:45,539 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,561 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 884 [2021-11-03 03:44:45,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 885 [2021-11-03 03:44:45,572 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,591 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,597 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,598 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 03:44:45,599 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 03:44:45,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 903 [2021-11-03 03:44:45,608 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,620 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 889 [2021-11-03 03:44:45,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 890 [2021-11-03 03:44:45,638 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,645 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,645 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,646 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,646 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 03:44:45,646 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 03:44:45,648 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,648 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 03:44:45,649 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:44:45,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 919 [2021-11-03 03:44:45,657 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:44:45,663 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 895 [2021-11-03 03:44:45,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 916 [2021-11-03 03:44:45,695 INFO L446 ElimStorePlain]: Different costs {21=[|v_#length_112|], 36=[|v_#valid_133|]} [2021-11-03 03:44:45,709 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:44:45,710 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:45,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:45,711 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:45,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,788 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-03 03:44:45,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 14 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 43 [2021-11-03 03:44:45,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:44:45,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:44:45,792 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:45,810 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:44:45,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:45,811 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:45,812 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:45,825 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:44:45,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:45,827 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,827 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:44:45,827 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:45,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:45,848 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:44:45,893 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-03 03:44:45,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 53 [2021-11-03 03:44:45,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,897 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 03:44:45,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 03:44:45,898 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 03:44:45,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:44:45,919 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:44:45,927 INFO L180 QuantifierPusher]: treesize reduction 54, result has 83.7 percent of original size [2021-11-03 03:44:45,932 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 277 [2021-11-03 03:44:45,933 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:44:45,933 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:1443, output treesize:277 [2021-11-03 03:44:45,934 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 03:44:55,763 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 03:44:55,763 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-03 03:44:55,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2021-11-03 03:44:55,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898563775] [2021-11-03 03:44:55,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-03 03:44:55,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:44:55,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-03 03:44:55,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=262, Invalid=1803, Unknown=5, NotChecked=0, Total=2070 [2021-11-03 03:44:55,766 INFO L87 Difference]: Start difference. First operand 73 states and 79 transitions. Second operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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 03:44:56,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:44:56,646 INFO L93 Difference]: Finished difference Result 121 states and 131 transitions. [2021-11-03 03:44:56,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-03 03:44:56,646 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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 22 [2021-11-03 03:44:56,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:44:56,647 INFO L225 Difference]: With dead ends: 121 [2021-11-03 03:44:56,648 INFO L226 Difference]: Without dead ends: 121 [2021-11-03 03:44:56,650 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 21 SyntacticMatches, 5 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 987 ImplicationChecksByTransitivity, 19.8s TimeCoverageRelationStatistics Valid=406, Invalid=2781, Unknown=5, NotChecked=0, Total=3192 [2021-11-03 03:44:56,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-11-03 03:44:56,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 90. [2021-11-03 03:44:56,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 71 states have (on average 1.3943661971830985) internal successors, (99), 89 states have internal predecessors, (99), 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 03:44:56,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 99 transitions. [2021-11-03 03:44:56,653 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 99 transitions. Word has length 22 [2021-11-03 03:44:56,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:44:56,653 INFO L470 AbstractCegarLoop]: Abstraction has 90 states and 99 transitions. [2021-11-03 03:44:56,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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 03:44:56,654 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 99 transitions. [2021-11-03 03:44:56,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-03 03:44:56,655 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:44:56,655 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:44:56,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-03 03:44:56,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-03 03:44:56,868 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr25REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 56 more)] === [2021-11-03 03:44:56,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:44:56,868 INFO L85 PathProgramCache]: Analyzing trace with hash -2124886875, now seen corresponding path program 1 times [2021-11-03 03:44:56,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:44:56,868 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972790217] [2021-11-03 03:44:56,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:44:56,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:44:56,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:44:57,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:44:57,507 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:44:57,507 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972790217] [2021-11-03 03:44:57,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972790217] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:44:57,507 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [389953670] [2021-11-03 03:44:57,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:44:57,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:44:57,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:44:57,517 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:44:57,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b69bc59-453f-474a-9ba0-a963089a1efa/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-03 03:44:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:44:57,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 82 conjunts are in the unsatisfiable core [2021-11-03 03:44:57,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:44:57,999 INFO L354 Elim1Store]: treesize reduction 151, result has 18.4 percent of original size [2021-11-03 03:44:58,000 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 4 case distinctions, treesize of input 18 treesize of output 39 [2021-11-03 03:44:58,813 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-03 03:44:58,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2021-11-03 03:44:58,955 INFO L354 Elim1Store]: treesize reduction 170, result has 21.3 percent of original size [2021-11-03 03:44:58,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 20 case distinctions, treesize of input 50 treesize of output 82 [2021-11-03 03:45:00,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 03:45:01,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 03:45:01,924 INFO L354 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2021-11-03 03:45:01,924 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 215 treesize of output 161 [2021-11-03 03:45:01,961 INFO L354 Elim1Store]: treesize reduction 53, result has 17.2 percent of original size [2021-11-03 03:45:01,961 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 1 case distinctions, treesize of input 203 treesize of output 194 [2021-11-03 03:45:01,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:45:02,035 INFO L354 Elim1Store]: treesize reduction 140, result has 36.7 percent of original size [2021-11-03 03:45:02,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 2 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 19 case distinctions, treesize of input 200 treesize of output 254 [2021-11-03 03:45:02,074 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-11-03 03:45:02,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 236 treesize of output 241 [2021-11-03 03:45:02,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:45:02,354 INFO L354 Elim1Store]: treesize reduction 80, result has 15.8 percent of original size [2021-11-03 03:45:02,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 145 treesize of output 96 [2021-11-03 03:45:02,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:45:02,387 INFO L354 Elim1Store]: treesize reduction 140, result has 16.2 percent of original size [2021-11-03 03:45:02,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 141 treesize of output 134 [2021-11-03 03:45:02,602 INFO L354 Elim1Store]: treesize reduction 268, result has 13.3 percent of original size [2021-11-03 03:45:02,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 185 treesize of output 166 [2021-11-03 03:45:02,663 INFO L354 Elim1Store]: treesize reduction 196, result has 12.9 percent of original size [2021-11-03 03:45:02,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 166 treesize of output 105 [2021-11-03 03:45:03,945 INFO L354 Elim1Store]: treesize reduction 121, result has 6.2 percent of original size [2021-11-03 03:45:03,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 184 treesize of output 105 [2021-11-03 03:45:03,973 INFO L354 Elim1Store]: treesize reduction 110, result has 2.7 percent of original size [2021-11-03 03:45:03,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 87 treesize of output 61 [2021-11-03 03:45:04,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:45:04,087 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:45:04,367 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:45:04,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-03 03:45:04,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:45:04,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 03:45:18,379 INFO L354 Elim1Store]: treesize reduction 2820, result has 36.4 percent of original size [2021-11-03 03:45:18,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 12 new quantified variables, introduced 55 case distinctions, treesize of input 657648225 treesize of output 646848551