./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8262fd4bdb4bed8fef0fbefd142e15775d81a64587fab0af0aa2004f91ae895c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:00:51,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:00:51,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:00:51,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:00:51,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:00:51,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:00:51,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:00:51,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:00:51,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:00:51,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:00:51,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:00:51,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:00:51,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:00:51,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:00:51,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:00:51,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:00:51,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:00:51,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:00:51,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:00:51,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:00:51,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:00:51,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:00:51,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:00:51,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:00:51,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:00:51,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:00:51,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:00:51,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:00:51,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:00:51,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:00:51,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:00:51,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:00:51,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:00:51,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:00:51,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:00:51,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:00:51,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:00:51,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:00:51,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:00:51,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:00:51,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:00:51,488 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 02:00:51,538 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:00:51,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:00:51,540 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:00:51,540 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:00:51,540 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:00:51,541 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:00:51,541 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:00:51,541 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:00:51,542 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:00:51,542 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:00:51,543 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:00:51,543 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:00:51,544 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:00:51,544 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:00:51,544 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:00:51,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:00:51,546 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:00:51,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:00:51,546 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:00:51,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:00:51,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:00:51,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:00:51,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:00:51,548 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:00:51,548 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:00:51,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:00:51,549 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:00:51,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:00:51,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:00:51,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:00:51,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:00:51,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:00:51,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:00:51,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:00:51,553 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:00:51,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:00:51,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:00:51,554 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:00:51,554 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:00:51,554 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_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8262fd4bdb4bed8fef0fbefd142e15775d81a64587fab0af0aa2004f91ae895c [2021-11-07 02:00:51,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:00:51,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:00:51,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:00:51,895 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:00:51,896 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:00:51,897 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c [2021-11-07 02:00:52,005 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/data/730f6a41a/3fe62bcd74304792aee894774e45bf81/FLAGe2bf06f6e [2021-11-07 02:00:52,515 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:00:52,521 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c [2021-11-07 02:00:52,535 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/data/730f6a41a/3fe62bcd74304792aee894774e45bf81/FLAGe2bf06f6e [2021-11-07 02:00:52,861 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/data/730f6a41a/3fe62bcd74304792aee894774e45bf81 [2021-11-07 02:00:52,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:00:52,869 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:00:52,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:00:52,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:00:52,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:00:52,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:00:52" (1/1) ... [2021-11-07 02:00:52,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56a1d2d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:52, skipping insertion in model container [2021-11-07 02:00:52,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:00:52" (1/1) ... [2021-11-07 02:00:52,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:00:52,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:00:53,082 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_fcd8e9da-d040-4345-a314-5159befe7f74/sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c[423,436] [2021-11-07 02:00:53,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:00:53,111 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:00:53,126 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_fcd8e9da-d040-4345-a314-5159befe7f74/sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c[423,436] [2021-11-07 02:00:53,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:00:53,153 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:00:53,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:53 WrapperNode [2021-11-07 02:00:53,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:00:53,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:00:53,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:00:53,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:00:53,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:53" (1/1) ... [2021-11-07 02:00:53,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:53" (1/1) ... [2021-11-07 02:00:53,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:00:53,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:00:53,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:00:53,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:00:53,210 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:53" (1/1) ... [2021-11-07 02:00:53,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:53" (1/1) ... [2021-11-07 02:00:53,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:53" (1/1) ... [2021-11-07 02:00:53,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:53" (1/1) ... [2021-11-07 02:00:53,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:53" (1/1) ... [2021-11-07 02:00:53,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:53" (1/1) ... [2021-11-07 02:00:53,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:53" (1/1) ... [2021-11-07 02:00:53,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 02:00:53,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 02:00:53,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 02:00:53,256 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 02:00:53,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:53" (1/1) ... [2021-11-07 02:00:53,264 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:00:53,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:00:53,287 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 02:00:53,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 02:00:53,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 02:00:53,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 02:00:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 02:00:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 02:00:53,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 02:00:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 02:00:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 02:00:53,986 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 02:00:53,987 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-11-07 02:00:53,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:00:53 BoogieIcfgContainer [2021-11-07 02:00:53,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 02:00:53,991 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 02:00:53,991 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 02:00:53,995 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 02:00:53,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:00:52" (1/3) ... [2021-11-07 02:00:53,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3251425d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:00:53, skipping insertion in model container [2021-11-07 02:00:53,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:53" (2/3) ... [2021-11-07 02:00:53,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3251425d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:00:53, skipping insertion in model container [2021-11-07 02:00:53,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:00:53" (3/3) ... [2021-11-07 02:00:53,999 INFO L111 eAbstractionObserver]: Analyzing ICFG array_min_and_copy_shift_sum_add.c [2021-11-07 02:00:54,004 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 02:00:54,005 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 02:00:54,054 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 02:00:54,062 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=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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 [2021-11-07 02:00:54,063 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 02:00:54,079 INFO L276 IsEmpty]: Start isEmpty. Operand has 9 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:00:54,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-07 02:00:54,084 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:00:54,085 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-07 02:00:54,086 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:00:54,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:00:54,092 INFO L85 PathProgramCache]: Analyzing trace with hash -279863489, now seen corresponding path program 1 times [2021-11-07 02:00:54,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:00:54,103 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525422701] [2021-11-07 02:00:54,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:00:54,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:00:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:00:54,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:00:54,377 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:00:54,378 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525422701] [2021-11-07 02:00:54,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525422701] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 02:00:54,380 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:00:54,381 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 02:00:54,383 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426861961] [2021-11-07 02:00:54,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:00:54,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:00:54,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:00:54,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:00:54,423 INFO L87 Difference]: Start difference. First operand has 9 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:00:54,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:00:54,477 INFO L93 Difference]: Finished difference Result 17 states and 20 transitions. [2021-11-07 02:00:54,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 02:00:54,479 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-07 02:00:54,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:00:54,488 INFO L225 Difference]: With dead ends: 17 [2021-11-07 02:00:54,488 INFO L226 Difference]: Without dead ends: 8 [2021-11-07 02:00:54,492 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 [2021-11-07 02:00:54,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2021-11-07 02:00:54,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2021-11-07 02:00:54,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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) [2021-11-07 02:00:54,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2021-11-07 02:00:54,525 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 10 transitions. Word has length 6 [2021-11-07 02:00:54,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:00:54,526 INFO L470 AbstractCegarLoop]: Abstraction has 8 states and 10 transitions. [2021-11-07 02:00:54,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:00:54,526 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2021-11-07 02:00:54,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-07 02:00:54,527 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:00:54,527 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:00:54,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 02:00:54,528 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:00:54,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:00:54,531 INFO L85 PathProgramCache]: Analyzing trace with hash -86457236, now seen corresponding path program 1 times [2021-11-07 02:00:54,532 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:00:54,532 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633720072] [2021-11-07 02:00:54,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:00:54,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:00:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:00:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:00:54,653 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:00:54,653 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633720072] [2021-11-07 02:00:54,654 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633720072] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 02:00:54,654 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:00:54,654 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 02:00:54,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262919141] [2021-11-07 02:00:54,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 02:00:54,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:00:54,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 02:00:54,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 02:00:54,658 INFO L87 Difference]: Start difference. First operand 8 states and 10 transitions. Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:00:54,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:00:54,710 INFO L93 Difference]: Finished difference Result 18 states and 24 transitions. [2021-11-07 02:00:54,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 02:00:54,711 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-07 02:00:54,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:00:54,712 INFO L225 Difference]: With dead ends: 18 [2021-11-07 02:00:54,712 INFO L226 Difference]: Without dead ends: 10 [2021-11-07 02:00:54,713 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 [2021-11-07 02:00:54,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-07 02:00:54,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-07 02:00:54,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:00:54,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2021-11-07 02:00:54,718 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 12 transitions. Word has length 7 [2021-11-07 02:00:54,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:00:54,719 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 12 transitions. [2021-11-07 02:00:54,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:00:54,719 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2021-11-07 02:00:54,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-07 02:00:54,720 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:00:54,721 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:00:54,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 02:00:54,723 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:00:54,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:00:54,727 INFO L85 PathProgramCache]: Analyzing trace with hash 476624124, now seen corresponding path program 1 times [2021-11-07 02:00:54,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:00:54,727 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505891874] [2021-11-07 02:00:54,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:00:54,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:00:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:00:55,069 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:00:55,070 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:00:55,070 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505891874] [2021-11-07 02:00:55,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505891874] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:00:55,070 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [369150214] [2021-11-07 02:00:55,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:00:55,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:00:55,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:00:55,073 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:00:55,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 02:00:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:00:55,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-07 02:00:55,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:00:55,435 INFO L354 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2021-11-07 02:00:55,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-11-07 02:00:55,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-07 02:00:55,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:00:55,555 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:00:57,820 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,821 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 55 treesize of output 39 [2021-11-07 02:00:57,903 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:00:57,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [369150214] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:00:57,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [790292767] [2021-11-07 02:00:57,927 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:00:57,927 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:00:57,933 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:00:57,940 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:00:57,940 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:00:57,986 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-07 02:00:57,992 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:57,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:00:57,998 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:57,999 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:00:58,006 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-07 02:00:58,041 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_26|], 55=[|v_#valid_38|]} [2021-11-07 02:00:58,071 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:00:58,072 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:58,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:58,084 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:58,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-07 02:00:58,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:00:58,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:00:58,171 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:58,183 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:00:58,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:58,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:58,186 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:58,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,224 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,311 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-07 02:00:58,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-07 02:00:58,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:00:58,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:00:58,321 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:58,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,341 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,348 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-07 02:00:58,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:00:58,355 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:00:58,355 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-07 02:00:58,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,389 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:00:58,394 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,396 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:00:58,404 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,406 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:00:58,411 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,415 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,417 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,419 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:00:58,425 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,427 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:00:58,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:00:58,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:00:58,435 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:00:58,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 290 [2021-11-07 02:00:58,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,624 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-07 02:00:58,644 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,646 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:00:58,650 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,657 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,660 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,663 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,664 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:00:58,671 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:00:58,677 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:00:58,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:00:58,684 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:00:58,698 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-07 02:00:58,711 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:00:58,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:00:58,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,721 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 02:00:58,725 INFO L185 QuantifierPusher]: treesize reduction 5, result has 94.4 percent of original size 84 [2021-11-07 02:00:58,756 INFO L354 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2021-11-07 02:00:58,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 23 [2021-11-07 02:00:58,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:00:58,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:00:58,760 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:00:58,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,768 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,771 INFO L180 QuantifierPusher]: treesize reduction 5, result has 94.2 percent of original size [2021-11-07 02:00:58,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:00:58,774 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:00:58,774 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:88, output treesize:81 [2021-11-07 02:00:58,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,823 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-07 02:00:58,830 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:00:58,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-07 02:00:58,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:00:58,865 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:00:58,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:00:58,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:00:58,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:00:58,870 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:00:58,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,884 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,886 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,888 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:00:58,889 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:00:58,889 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-07 02:00:58,897 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:00:58,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:00:58,908 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,914 INFO L185 QuantifierPusher]: treesize reduction 9, result has 88.3 percent of original size 68 [2021-11-07 02:00:58,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 02:00:58,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,073 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-07 02:00:59,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-07 02:00:59,089 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:00:59,976 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:00:59,976 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:00:59,977 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 19 [2021-11-07 02:00:59,977 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680551631] [2021-11-07 02:00:59,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-07 02:00:59,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:00:59,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-07 02:00:59,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=457, Unknown=1, NotChecked=0, Total=552 [2021-11-07 02:00:59,980 INFO L87 Difference]: Start difference. First operand 10 states and 12 transitions. Second operand has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 states have internal predecessors, (23), 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) [2021-11-07 02:01:00,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:01:00,113 INFO L93 Difference]: Finished difference Result 16 states and 19 transitions. [2021-11-07 02:01:00,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-07 02:01:00,114 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 states have internal predecessors, (23), 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 [2021-11-07 02:01:00,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:01:00,115 INFO L225 Difference]: With dead ends: 16 [2021-11-07 02:01:00,115 INFO L226 Difference]: Without dead ends: 13 [2021-11-07 02:01:00,115 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 8 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=101, Invalid=498, Unknown=1, NotChecked=0, Total=600 [2021-11-07 02:01:00,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-07 02:01:00,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2021-11-07 02:01:00,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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) [2021-11-07 02:01:00,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 15 transitions. [2021-11-07 02:01:00,120 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 15 transitions. Word has length 9 [2021-11-07 02:01:00,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:01:00,120 INFO L470 AbstractCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-11-07 02:01:00,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 states have internal predecessors, (23), 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) [2021-11-07 02:01:00,121 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2021-11-07 02:01:00,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-07 02:01:00,122 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:01:00,122 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:01:00,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-07 02:01:00,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:01:00,333 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:01:00,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:01:00,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1889822287, now seen corresponding path program 2 times [2021-11-07 02:01:00,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:01:00,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898750577] [2021-11-07 02:01:00,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:01:00,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:01:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:01:00,409 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 02:01:00,409 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:01:00,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898750577] [2021-11-07 02:01:00,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898750577] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:01:00,410 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [110610682] [2021-11-07 02:01:00,410 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:01:00,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:01:00,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:01:00,411 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:01:00,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 02:01:00,497 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-07 02:01:00,497 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:01:00,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 02:01:00,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:01:00,583 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 02:01:00,583 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:01:00,631 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 02:01:00,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [110610682] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:01:00,632 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1376909091] [2021-11-07 02:01:00,635 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:01:00,635 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:01:00,636 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:01:00,636 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:01:00,636 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:01:00,646 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-07 02:01:00,647 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:00,648 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:01:00,649 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:00,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:01:00,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-07 02:01:00,683 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_27|], 55=[|v_#valid_39|]} [2021-11-07 02:01:00,693 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:00,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:00,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:00,697 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:00,707 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:00,710 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:00,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:00,712 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:00,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-07 02:01:00,766 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:01:00,768 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:01:00,769 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:00,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:00,780 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:00,867 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-07 02:01:00,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-07 02:01:00,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:01:00,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:01:00,875 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:00,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:00,886 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,891 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-07 02:01:00,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:01:00,895 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:00,895 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-07 02:01:00,903 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,909 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:00,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-07 02:01:00,913 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:00,914 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,915 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:00,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,918 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:00,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:01:00,922 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:00,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:01:00,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:01:00,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:01:00,929 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:00,931 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:01:00,935 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:00,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:01:00,939 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:00,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:00,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-07 02:01:00,950 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-07 02:01:00,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:00,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:00,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:00,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:00,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:00,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,042 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-07 02:01:01,057 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,060 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:01:01,065 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,067 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,069 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:01:01,078 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:01:01,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:01:01,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:01:01,091 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:01:01,100 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-07 02:01:01,110 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:01:01,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:01:01,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,118 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,119 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 02:01:01,121 INFO L185 QuantifierPusher]: treesize reduction 5, result has 94.4 percent of original size 84 [2021-11-07 02:01:01,141 INFO L354 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2021-11-07 02:01:01,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 23 [2021-11-07 02:01:01,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:01:01,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:01:01,144 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:01:01,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,148 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,150 INFO L180 QuantifierPusher]: treesize reduction 5, result has 94.2 percent of original size [2021-11-07 02:01:01,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:01:01,154 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:01,154 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:88, output treesize:81 [2021-11-07 02:01:01,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,192 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-07 02:01:01,196 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:01:01,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-07 02:01:01,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:01,223 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:01:01,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:01:01,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:01,228 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:01,229 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:01:01,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,235 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:01:01,239 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:01,239 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-07 02:01:01,247 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:01:01,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:01:01,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:01:01,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 228 [2021-11-07 02:01:01,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,401 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-07 02:01:01,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-07 02:01:01,414 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:01:02,114 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:01:02,114 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:01:02,114 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2021-11-07 02:01:02,114 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259380259] [2021-11-07 02:01:02,115 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 02:01:02,115 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:01:02,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 02:01:02,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2021-11-07 02:01:02,116 INFO L87 Difference]: Start difference. First operand 12 states and 15 transitions. Second operand has 11 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 10 states have internal predecessors, (17), 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) [2021-11-07 02:01:02,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:01:02,201 INFO L93 Difference]: Finished difference Result 26 states and 32 transitions. [2021-11-07 02:01:02,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 02:01:02,202 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 10 states have internal predecessors, (17), 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 10 [2021-11-07 02:01:02,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:01:02,202 INFO L225 Difference]: With dead ends: 26 [2021-11-07 02:01:02,202 INFO L226 Difference]: Without dead ends: 16 [2021-11-07 02:01:02,203 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2021-11-07 02:01:02,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-11-07 02:01:02,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 12. [2021-11-07 02:01:02,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 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) [2021-11-07 02:01:02,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 14 transitions. [2021-11-07 02:01:02,205 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 14 transitions. Word has length 10 [2021-11-07 02:01:02,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:01:02,205 INFO L470 AbstractCegarLoop]: Abstraction has 12 states and 14 transitions. [2021-11-07 02:01:02,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 10 states have internal predecessors, (17), 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) [2021-11-07 02:01:02,206 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2021-11-07 02:01:02,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-07 02:01:02,206 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:01:02,206 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:01:02,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-07 02:01:02,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:01:02,407 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:01:02,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:01:02,408 INFO L85 PathProgramCache]: Analyzing trace with hash -32669972, now seen corresponding path program 3 times [2021-11-07 02:01:02,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:01:02,408 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960001856] [2021-11-07 02:01:02,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:01:02,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:01:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:01:02,528 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 02:01:02,529 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:01:02,529 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960001856] [2021-11-07 02:01:02,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960001856] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:01:02,529 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [635022689] [2021-11-07 02:01:02,529 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:01:02,530 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:01:02,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:01:02,531 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:01:02,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-07 02:01:02,602 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:01:02,602 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:01:02,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 02:01:02,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:01:02,694 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 02:01:02,694 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:01:02,742 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 02:01:02,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [635022689] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:01:02,742 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [751167125] [2021-11-07 02:01:02,746 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:01:02,747 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:01:02,747 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:01:02,748 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:01:02,748 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:01:02,769 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-07 02:01:02,770 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,772 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:01:02,773 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,774 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:01:02,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-07 02:01:02,786 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_28|], 55=[|v_#valid_40|]} [2021-11-07 02:01:02,797 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:02,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:02,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:02,799 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:02,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:02,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,810 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:02,810 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-07 02:01:02,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:01:02,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:01:02,863 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,874 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,943 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-07 02:01:02,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-07 02:01:02,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:01:02,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:01:02,953 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,965 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,969 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-07 02:01:02,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:01:02,974 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,974 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-07 02:01:02,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,990 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:01:02,997 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,998 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:01:03,003 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,004 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:01:03,008 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,013 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,016 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,017 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:01:03,024 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,025 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:01:03,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:01:03,029 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:01:03,031 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:01:03,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 290 [2021-11-07 02:01:03,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,130 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-07 02:01:03,142 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:01:03,145 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,148 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:01:03,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:01:03,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:01:03,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:01:03,163 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:01:03,171 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-07 02:01:03,178 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:01:03,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:01:03,182 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,184 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:01:03,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 02:01:03,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:03,208 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:01:03,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:01:03,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:03,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:03,221 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:01:03,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,226 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-07 02:01:03,230 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:03,230 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-07 02:01:03,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,261 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-07 02:01:03,263 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,263 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:01:03,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-07 02:01:03,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:03,285 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:01:03,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:01:03,286 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:03,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:03,288 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:01:03,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,292 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,293 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:01:03,295 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:03,296 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-07 02:01:03,303 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:01:03,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:01:03,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,310 INFO L185 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size 68 [2021-11-07 02:01:03,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,348 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-07 02:01:03,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,413 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-07 02:01:03,415 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-07 02:01:03,426 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:01:04,069 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:01:04,069 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:01:04,069 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 11 [2021-11-07 02:01:04,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328575471] [2021-11-07 02:01:04,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 02:01:04,070 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:01:04,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 02:01:04,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2021-11-07 02:01:04,071 INFO L87 Difference]: Start difference. First operand 12 states and 14 transitions. Second operand has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 11 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) [2021-11-07 02:01:04,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:01:04,177 INFO L93 Difference]: Finished difference Result 16 states and 18 transitions. [2021-11-07 02:01:04,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 02:01:04,178 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 11 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 11 [2021-11-07 02:01:04,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:01:04,178 INFO L225 Difference]: With dead ends: 16 [2021-11-07 02:01:04,178 INFO L226 Difference]: Without dead ends: 13 [2021-11-07 02:01:04,179 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 23 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2021-11-07 02:01:04,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-07 02:01:04,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-11-07 02:01:04,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 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) [2021-11-07 02:01:04,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 15 transitions. [2021-11-07 02:01:04,182 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 15 transitions. Word has length 11 [2021-11-07 02:01:04,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:01:04,183 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 15 transitions. [2021-11-07 02:01:04,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 11 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) [2021-11-07 02:01:04,183 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2021-11-07 02:01:04,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-07 02:01:04,183 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:01:04,184 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-11-07 02:01:04,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-07 02:01:04,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:01:04,384 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:01:04,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:01:04,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1013392801, now seen corresponding path program 4 times [2021-11-07 02:01:04,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:01:04,385 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580804024] [2021-11-07 02:01:04,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:01:04,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:01:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:01:05,109 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:01:05,109 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:01:05,109 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580804024] [2021-11-07 02:01:05,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580804024] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:01:05,109 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414223652] [2021-11-07 02:01:05,109 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 02:01:05,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:01:05,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:01:05,116 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:01:05,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-07 02:01:05,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:01:05,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-07 02:01:05,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:01:05,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 209 treesize of output 205 [2021-11-07 02:01:05,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:05,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:05,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:05,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 44 [2021-11-07 02:01:05,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:05,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:05,718 INFO L354 Elim1Store]: treesize reduction 30, result has 18.9 percent of original size [2021-11-07 02:01:05,719 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 4 case distinctions, treesize of input 59 treesize of output 48 [2021-11-07 02:01:06,008 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 02:01:06,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 26 [2021-11-07 02:01:06,050 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:01:06,050 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:01:06,591 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:06,592 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 337 treesize of output 291 [2021-11-07 02:01:06,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:06,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:06,856 INFO L354 Elim1Store]: treesize reduction 39, result has 52.4 percent of original size [2021-11-07 02:01:06,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 265 treesize of output 231 [2021-11-07 02:01:12,088 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:01:12,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414223652] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:01:12,089 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [428091982] [2021-11-07 02:01:12,091 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:01:12,091 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:01:12,092 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:01:12,092 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:01:12,092 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:01:12,100 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-07 02:01:12,101 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,102 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:01:12,103 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:01:12,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-07 02:01:12,113 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_29|], 55=[|v_#valid_42|]} [2021-11-07 02:01:12,122 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:12,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:12,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:12,124 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:12,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-07 02:01:12,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:01:12,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:01:12,203 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:12,212 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:12,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:12,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:12,215 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:12,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,225 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:12,296 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-07 02:01:12,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-07 02:01:12,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:01:12,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:01:12,304 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:12,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,316 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,320 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-07 02:01:12,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:01:12,325 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:12,325 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-07 02:01:12,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,340 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-07 02:01:12,344 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,347 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,350 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:01:12,355 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,358 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:01:12,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:01:12,360 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:01:12,363 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,364 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:01:12,367 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,368 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:01:12,371 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,372 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,374 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-07 02:01:12,380 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-07 02:01:12,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,465 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-07 02:01:12,472 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:01:12,475 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,477 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,480 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,482 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:01:12,483 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,484 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:01:12,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:01:12,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:01:12,490 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:01:12,496 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-07 02:01:12,505 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:01:12,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:01:12,511 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,512 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,513 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:01:12,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 02:01:12,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:12,540 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:01:12,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:01:12,542 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:12,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,544 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:12,545 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:01:12,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,549 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,551 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-07 02:01:12,553 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:12,553 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-07 02:01:12,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,584 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-07 02:01:12,586 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:12,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:01:12,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-07 02:01:12,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:12,611 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:01:12,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:01:12,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:12,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:12,614 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:01:12,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,618 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,620 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:01:12,622 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:12,622 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-07 02:01:12,630 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:01:12,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:01:12,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,636 INFO L185 QuantifierPusher]: treesize reduction 9, result has 88.3 percent of original size 68 [2021-11-07 02:01:12,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:12,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 02:01:12,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:12,724 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-07 02:01:12,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-07 02:01:12,733 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:01:13,528 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:01:13,528 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:01:13,528 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 29 [2021-11-07 02:01:13,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142842026] [2021-11-07 02:01:13,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-11-07 02:01:13,529 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:01:13,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-11-07 02:01:13,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=1001, Unknown=1, NotChecked=0, Total=1122 [2021-11-07 02:01:13,530 INFO L87 Difference]: Start difference. First operand 13 states and 15 transitions. Second operand has 30 states, 30 states have (on average 1.1) internal successors, (33), 29 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:01:22,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:01:22,891 INFO L93 Difference]: Finished difference Result 27 states and 34 transitions. [2021-11-07 02:01:22,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-07 02:01:22,892 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 1.1) internal successors, (33), 29 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-07 02:01:22,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:01:22,894 INFO L225 Difference]: With dead ends: 27 [2021-11-07 02:01:22,894 INFO L226 Difference]: Without dead ends: 23 [2021-11-07 02:01:22,895 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 473 ImplicationChecksByTransitivity, 11.0s TimeCoverageRelationStatistics Valid=305, Invalid=1950, Unknown=1, NotChecked=0, Total=2256 [2021-11-07 02:01:22,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-11-07 02:01:22,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 18. [2021-11-07 02:01:22,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:01:22,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 24 transitions. [2021-11-07 02:01:22,904 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 24 transitions. Word has length 12 [2021-11-07 02:01:22,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:01:22,904 INFO L470 AbstractCegarLoop]: Abstraction has 18 states and 24 transitions. [2021-11-07 02:01:22,904 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 1.1) internal successors, (33), 29 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:01:22,905 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2021-11-07 02:01:22,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-07 02:01:22,905 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:01:22,906 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1] [2021-11-07 02:01:22,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-07 02:01:23,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable95 [2021-11-07 02:01:23,119 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:01:23,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:01:23,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1351029428, now seen corresponding path program 5 times [2021-11-07 02:01:23,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:01:23,120 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653293014] [2021-11-07 02:01:23,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:01:23,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:01:23,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:01:23,248 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 02:01:23,248 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:01:23,248 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653293014] [2021-11-07 02:01:23,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653293014] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:01:23,248 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [107306774] [2021-11-07 02:01:23,248 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:01:23,249 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:01:23,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:01:23,250 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:01:23,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-07 02:01:23,404 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-07 02:01:23,405 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:01:23,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 02:01:23,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:01:23,513 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 02:01:23,513 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:01:23,579 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 02:01:23,579 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [107306774] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:01:23,579 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1137516604] [2021-11-07 02:01:23,583 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:01:23,584 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:01:23,584 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:01:23,584 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:01:23,585 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:01:23,594 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-07 02:01:23,605 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:01:23,607 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,607 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,610 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:01:23,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-07 02:01:23,620 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_30|], 55=[|v_#valid_43|]} [2021-11-07 02:01:23,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:23,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:23,632 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:23,632 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:23,641 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:23,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:23,643 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,644 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:23,644 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:23,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-07 02:01:23,692 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:01:23,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:01:23,694 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:23,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:23,707 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:23,791 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-07 02:01:23,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-07 02:01:23,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:01:23,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:01:23,799 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:23,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:23,810 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,814 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-07 02:01:23,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:01:23,818 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:23,819 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-07 02:01:23,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,831 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,832 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:01:23,835 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-07 02:01:23,839 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-07 02:01:23,843 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,846 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:01:23,852 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:01:23,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:01:23,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:01:23,859 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:01:23,868 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-07 02:01:23,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:23,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:23,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:23,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:23,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:23,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:23,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:23,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:23,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:23,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:23,953 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-07 02:01:23,958 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:01:23,962 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,965 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,967 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:01:23,972 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:01:23,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:01:23,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:01:23,979 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:23,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:23,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:01:23,988 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-07 02:01:23,996 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:01:23,999 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:01:24,002 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:24,003 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:24,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:24,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:01:24,010 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 02:01:24,023 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:24,039 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:01:24,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:01:24,040 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:24,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:24,044 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:24,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:24,045 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:01:24,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,049 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:24,051 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:24,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-07 02:01:24,053 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:24,053 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-07 02:01:24,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,085 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-07 02:01:24,086 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:24,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:24,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:01:24,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-07 02:01:24,097 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:24,114 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:01:24,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:01:24,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:24,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:24,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:24,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:24,118 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:01:24,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,123 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:24,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:24,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:01:24,127 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:24,127 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-07 02:01:24,134 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:01:24,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:01:24,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:24,142 INFO L185 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size 68 [2021-11-07 02:01:24,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:24,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-07 02:01:24,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:24,235 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-07 02:01:24,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-07 02:01:24,245 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:01:24,874 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:01:24,874 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:01:24,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2021-11-07 02:01:24,874 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266708040] [2021-11-07 02:01:24,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-07 02:01:24,875 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:01:24,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-07 02:01:24,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2021-11-07 02:01:24,876 INFO L87 Difference]: Start difference. First operand 18 states and 24 transitions. Second operand has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 13 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) [2021-11-07 02:01:25,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:01:25,027 INFO L93 Difference]: Finished difference Result 42 states and 54 transitions. [2021-11-07 02:01:25,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 02:01:25,027 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 13 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 13 [2021-11-07 02:01:25,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:01:25,028 INFO L225 Difference]: With dead ends: 42 [2021-11-07 02:01:25,028 INFO L226 Difference]: Without dead ends: 25 [2021-11-07 02:01:25,029 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=98, Invalid=322, Unknown=0, NotChecked=0, Total=420 [2021-11-07 02:01:25,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-11-07 02:01:25,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 19. [2021-11-07 02:01:25,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:01:25,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2021-11-07 02:01:25,037 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 24 transitions. Word has length 13 [2021-11-07 02:01:25,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:01:25,037 INFO L470 AbstractCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-11-07 02:01:25,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 13 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) [2021-11-07 02:01:25,038 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2021-11-07 02:01:25,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-07 02:01:25,039 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:01:25,039 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1] [2021-11-07 02:01:25,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-07 02:01:25,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable126 [2021-11-07 02:01:25,240 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:01:25,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:01:25,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1546713636, now seen corresponding path program 6 times [2021-11-07 02:01:25,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:01:25,240 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540195518] [2021-11-07 02:01:25,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:01:25,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:01:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:01:26,215 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:01:26,216 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:01:26,216 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540195518] [2021-11-07 02:01:26,216 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540195518] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:01:26,216 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2140852484] [2021-11-07 02:01:26,216 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:01:26,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:01:26,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:01:26,225 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:01:26,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-07 02:01:26,405 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:01:26,405 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:01:26,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-07 02:01:26,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:01:26,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 67 [2021-11-07 02:01:26,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:26,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:26,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:26,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:26,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:26,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 56 [2021-11-07 02:01:27,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:27,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:27,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:27,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:27,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 60 [2021-11-07 02:01:27,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:27,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:27,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:27,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:27,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:27,157 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:27,171 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-11-07 02:01:27,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 93 treesize of output 74 [2021-11-07 02:01:27,745 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-07 02:01:27,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 101 treesize of output 37 [2021-11-07 02:01:27,805 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:01:27,805 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:01:29,982 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:29,982 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 10093 treesize of output 8399 [2021-11-07 02:01:30,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,532 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,750 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,847 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:30,957 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,033 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,067 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,157 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,400 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,471 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,472 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,881 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,882 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:31,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,084 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,085 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,150 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,223 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,263 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,333 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,500 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,501 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,532 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,579 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,580 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,660 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,662 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,820 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,821 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,913 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:32,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,065 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,067 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,349 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,471 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,579 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,580 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,660 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,662 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,698 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:33,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,005 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,064 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,109 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,110 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,165 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,223 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,355 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,356 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,500 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,568 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,662 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,663 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,843 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,993 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:34,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,325 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,490 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,829 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,901 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,957 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,989 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:35,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,308 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,453 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,496 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,874 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,875 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:36,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,008 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,079 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,171 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,172 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,419 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,487 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,488 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,579 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,648 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,649 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,650 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,698 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,820 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,821 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,935 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,998 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:37,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,000 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,201 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,202 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,244 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,295 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,405 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,443 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,490 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,557 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,558 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,628 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,749 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,818 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,870 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:38,993 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,027 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,027 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,029 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,051 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,053 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,283 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,897 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,898 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,898 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:39,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,019 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,116 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,182 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,201 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,281 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,312 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,312 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,432 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,476 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:40,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,053 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,276 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,399 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,424 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,558 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,558 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,774 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,815 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,858 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:41,965 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,018 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,019 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,019 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,201 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,202 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,252 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,276 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,276 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,310 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,446 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,447 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,778 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,815 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,980 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:42,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,006 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,100 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,171 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,172 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,206 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,246 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,474 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,476 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,557 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,558 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,787 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,989 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:43,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,183 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,419 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,437 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,438 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,439 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,674 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:44,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,082 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,084 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,281 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,283 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,329 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,467 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,805 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,847 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,905 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:45,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,079 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,081 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,127 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,338 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,374 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,432 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,471 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,472 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,473 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,499 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,500 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,501 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,595 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:46,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,101 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,172 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,241 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,296 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,437 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,464 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,466 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,550 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:47,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,061 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,229 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,374 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,594 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,594 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,595 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,676 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,765 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,787 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,815 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:48,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,006 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,062 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,064 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,325 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,364 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,388 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,389 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,390 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,438 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,439 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,439 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,778 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,778 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,808 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:49,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,244 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,274 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,275 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,329 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,395 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,414 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,563 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,649 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,650 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,676 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,676 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,763 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,815 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,948 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,986 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:50,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,072 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,414 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,748 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,917 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,972 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:51,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,046 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,047 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,093 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,142 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,410 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,464 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,464 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,617 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,856 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,858 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:52,993 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,018 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,018 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,019 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,076 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,120 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,144 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,172 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,172 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,285 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,308 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,310 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,333 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,372 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,548 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,568 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,568 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,587 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,627 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,885 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:53,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,023 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,024 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,815 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:54,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,046 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,047 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,180 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,180 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,308 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,372 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,372 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,390 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,392 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,467 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,575 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,575 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,628 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,629 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,630 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,756 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:55,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,763 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,763 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,841 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,843 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,892 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:56,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,109 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,110 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,148 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,252 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,303 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,303 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,322 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,427 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,429 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,474 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,474 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,563 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,714 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,787 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,836 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:57,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,120 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,120 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,296 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,296 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,351 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,550 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,684 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,684 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,685 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,896 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,897 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:58,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,056 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,132 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,133 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,133 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,300 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,387 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,388 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,389 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,617 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,619 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,692 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,693 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,693 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,722 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,910 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,939 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:01:59,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,027 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,229 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,274 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,274 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,362 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,392 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,663 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,874 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,875 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,892 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:00,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,065 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,067 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,100 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,100 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,101 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,558 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:01,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,338 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,466 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,466 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,824 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:02,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,090 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,091 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,223 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,241 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,329 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,419 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,474 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,474 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,594 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,595 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,633 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,634 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,750 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,774 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,774 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,803 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,962 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:03,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,017 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,018 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,186 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,364 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,424 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,426 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,639 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,662 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,663 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,686 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,917 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,957 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,997 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:04,998 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,116 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,432 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,652 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,653 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,690 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,692 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,714 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,856 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,858 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,965 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:05,967 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,008 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,009 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,064 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,064 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,090 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,091 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,241 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,263 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,300 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,300 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,892 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:06,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,033 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,088 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,120 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,150 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,514 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,575 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,652 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,653 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,727 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,836 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:07,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,005 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,148 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,281 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,304 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,501 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,680 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,755 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,756 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:08,965 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,005 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,006 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,731 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,847 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,885 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,939 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,939 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:09,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,426 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,426 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,427 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,619 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,620 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,684 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,684 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,685 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,908 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:10,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:02:12,204 INFO L354 Elim1Store]: treesize reduction 114, result has 46.0 percent of original size [2021-11-07 02:02:12,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 4711 treesize of output 3436 [2021-11-07 02:03:47,020 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_arrayElimCell_80 Int) (v_arrayElimCell_79 Int) (v_arrayElimCell_77 Int)) (let ((.cse56 (* 4 c_ULTIMATE.start_main_~i~0))) (let ((.cse25 (= (+ .cse56 4) 0))) (or (let ((.cse11 (= (+ |c_ULTIMATE.start_main_~#a~0.offset| 4) |c_ULTIMATE.start_main_~#b~0.offset|)) (.cse55 (+ c_ULTIMATE.start_main_~k~0 3 (* 3 v_arrayElimCell_79))) (.cse13 (= (+ |c_ULTIMATE.start_main_~#a~0.offset| 8) |c_ULTIMATE.start_main_~#b~0.offset|)) (.cse5 (* 2 v_arrayElimCell_79))) (let ((.cse10 (+ c_ULTIMATE.start_main_~k~0 .cse5 3)) (.cse14 (= .cse56 4)) (.cse0 (= .cse56 0)) (.cse7 (< v_arrayElimCell_77 v_arrayElimCell_80)) (.cse12 (<= v_arrayElimCell_80 v_arrayElimCell_77)) (.cse4 (not .cse13)) (.cse9 (* 3 v_arrayElimCell_77)) (.cse8 (<= (* 6 v_arrayElimCell_77) .cse55)) (.cse1 (<= (* 6 v_arrayElimCell_80) .cse55)) (.cse2 (not .cse11)) (.cse3 (= |c_ULTIMATE.start_main_~#a~0.base| |c_ULTIMATE.start_main_~#b~0.base|))) (and (or (and (or .cse0 (let ((.cse6 (or .cse13 .cse11))) (and (or (and (or .cse1 .cse2) .cse3 (or .cse4 (<= (* 4 v_arrayElimCell_80) (+ c_ULTIMATE.start_main_~k~0 .cse5 3 v_arrayElimCell_77))) .cse6) .cse7) (or (and (or .cse8 .cse2) (or (<= .cse9 .cse10) .cse11) .cse3 .cse6) .cse12))) .cse14) (forall ((v_ULTIMATE.start_main_~j~0_54 Int)) (or (let ((.cse20 (= |c_ULTIMATE.start_main_~#a~0.base| |c_ULTIMATE.start_main_~#b~0.base|))) (let ((.cse23 (not .cse20)) (.cse16 (= (+ |c_ULTIMATE.start_main_~#a~0.offset| 8) |c_ULTIMATE.start_main_~#b~0.offset|))) (let ((.cse19 (or .cse23 (<= (* 4 v_ULTIMATE.start_main_~j~0_54) (+ c_ULTIMATE.start_main_~k~0 (* 2 v_arrayElimCell_79) 3 v_arrayElimCell_77)) (not .cse16))) (.cse18 (= (+ |c_ULTIMATE.start_main_~#a~0.offset| 4) |c_ULTIMATE.start_main_~#b~0.offset|)) (.cse21 (* 3 v_ULTIMATE.start_main_~j~0_54)) (.cse15 (* 4 c_ULTIMATE.start_main_~i~0)) (.cse22 (< v_arrayElimCell_77 v_ULTIMATE.start_main_~j~0_54))) (and (or (= .cse15 0) (let ((.cse17 (<= .cse21 (+ c_ULTIMATE.start_main_~k~0 3 v_arrayElimCell_79 v_arrayElimCell_77 v_arrayElimCell_80)))) (and (or .cse16 .cse17 .cse18) .cse19 (or .cse17 .cse20))) .cse22) (or (let ((.cse24 (<= .cse21 (+ c_ULTIMATE.start_main_~k~0 (* 2 v_arrayElimCell_77) 3 v_arrayElimCell_79)))) (and .cse19 (or (and (or .cse23 (<= (* 6 v_ULTIMATE.start_main_~j~0_54) (+ c_ULTIMATE.start_main_~k~0 3 (* 3 v_arrayElimCell_79))) (not .cse18)) (or .cse24 .cse18)) .cse16) (or .cse24 .cse20))) (< v_arrayElimCell_79 v_ULTIMATE.start_main_~j~0_54) (= .cse15 4) .cse22))))) (< v_arrayElimCell_80 v_ULTIMATE.start_main_~j~0_54)))) (and .cse0 (not (= v_arrayElimCell_77 v_arrayElimCell_80)))) (or .cse25 (let ((.cse47 (not .cse3))) (let ((.cse49 (or .cse47 .cse1 .cse2)) (.cse51 (* 3 v_arrayElimCell_80)) (.cse45 (or .cse47 .cse8 .cse2)) (.cse48 (* 4 v_arrayElimCell_77)) (.cse52 (* 2 v_arrayElimCell_80))) (and (forall ((v_ULTIMATE.start_main_~j~0_54 Int)) (or (let ((.cse32 (= (+ |c_ULTIMATE.start_main_~#a~0.offset| 8) |c_ULTIMATE.start_main_~#b~0.offset|)) (.cse31 (= |c_ULTIMATE.start_main_~#a~0.base| |c_ULTIMATE.start_main_~#b~0.base|))) (let ((.cse42 (* 4 c_ULTIMATE.start_main_~i~0)) (.cse26 (<= v_ULTIMATE.start_main_~j~0_54 v_arrayElimCell_77)) (.cse33 (* 4 v_arrayElimCell_77)) (.cse27 (not .cse31)) (.cse39 (* 3 v_ULTIMATE.start_main_~j~0_54)) (.cse41 (* 2 v_arrayElimCell_79)) (.cse35 (not .cse32)) (.cse36 (= (+ |c_ULTIMATE.start_main_~#a~0.offset| 4) |c_ULTIMATE.start_main_~#b~0.offset|)) (.cse37 (+ c_ULTIMATE.start_main_~k~0 3 v_arrayElimCell_79 v_arrayElimCell_80)) (.cse40 (< v_arrayElimCell_77 v_ULTIMATE.start_main_~j~0_54))) (and (or (< v_arrayElimCell_79 v_ULTIMATE.start_main_~j~0_54) (let ((.cse28 (+ c_ULTIMATE.start_main_~k~0 3 (* 3 v_arrayElimCell_79))) (.cse29 (not .cse36)) (.cse34 (+ c_ULTIMATE.start_main_~k~0 .cse41 3 v_arrayElimCell_80))) (and (or .cse26 (let ((.cse30 (<= (* 2 v_arrayElimCell_77) .cse37))) (and (or .cse27 (<= (* 6 v_arrayElimCell_77) .cse28) .cse29) (or .cse30 .cse31) (or (and (or .cse32 .cse30) (or .cse27 (<= .cse33 .cse34) .cse35)) .cse36)))) (or (let ((.cse38 (<= .cse39 (+ c_ULTIMATE.start_main_~k~0 3 v_arrayElimCell_79 v_arrayElimCell_77 v_arrayElimCell_80)))) (and (or (and (or .cse27 (<= (* 6 v_ULTIMATE.start_main_~j~0_54) .cse28) .cse29) (or .cse38 .cse36)) .cse32) (or .cse27 (<= (* 4 v_ULTIMATE.start_main_~j~0_54) .cse34) .cse35) (or .cse38 .cse31))) .cse40))) (= .cse42 4)) (or (= .cse42 0) (and (or .cse26 (let ((.cse43 (<= (* 3 v_arrayElimCell_77) (+ c_ULTIMATE.start_main_~k~0 3 v_ULTIMATE.start_main_~j~0_54 v_arrayElimCell_79 v_arrayElimCell_80)))) (and (or .cse31 .cse43) (or (and (or .cse32 .cse43) (or .cse27 .cse35 (<= .cse33 (+ c_ULTIMATE.start_main_~k~0 .cse41 3 v_ULTIMATE.start_main_~j~0_54)))) .cse36)))) (or (let ((.cse44 (<= (* 2 v_ULTIMATE.start_main_~j~0_54) .cse37))) (and (or .cse27 (<= .cse39 (+ c_ULTIMATE.start_main_~k~0 .cse41 3)) .cse35) (or .cse32 .cse44 .cse36) (or .cse44 .cse31))) .cse40)))))) (< v_arrayElimCell_80 v_ULTIMATE.start_main_~j~0_54))) (or (and (or .cse0 .cse11) (or (and (or (let ((.cse46 (<= (* 2 v_arrayElimCell_77) (+ c_ULTIMATE.start_main_~k~0 3 v_arrayElimCell_79 v_arrayElimCell_80)))) (and .cse45 (or .cse46 .cse3) (or (and (or .cse13 .cse46) (or .cse47 (<= .cse48 (+ c_ULTIMATE.start_main_~k~0 .cse5 3 v_arrayElimCell_80)) .cse4)) .cse11))) .cse12) (or .cse7 (let ((.cse50 (<= .cse52 (+ c_ULTIMATE.start_main_~k~0 3 v_arrayElimCell_79 v_arrayElimCell_77)))) (and .cse49 (or .cse50 .cse3) (or .cse47 .cse4 (<= .cse51 .cse10)) (or .cse50 .cse13 .cse11))))) (<= v_arrayElimCell_79 v_arrayElimCell_80))) .cse14) (or .cse0 (and (or .cse7 (let ((.cse53 (<= v_arrayElimCell_80 (+ c_ULTIMATE.start_main_~k~0 4 v_arrayElimCell_79)))) (and .cse49 (or .cse53 .cse3) (or .cse47 (<= .cse51 (+ c_ULTIMATE.start_main_~k~0 .cse5 4)) .cse4) (or .cse13 .cse53 .cse11)))) (or .cse12 (let ((.cse54 (<= .cse9 (+ c_ULTIMATE.start_main_~k~0 .cse52 4 v_arrayElimCell_79)))) (and .cse45 (or .cse54 .cse3) (or (and (or .cse47 .cse4 (<= .cse48 (+ c_ULTIMATE.start_main_~k~0 .cse5 4 v_arrayElimCell_80))) (or .cse13 .cse54)) .cse11))))))))))))) (and .cse25 (not (= v_arrayElimCell_79 v_arrayElimCell_80))) (and (= (+ .cse56 8) 0) (not (= v_arrayElimCell_79 v_arrayElimCell_77))))))) is different from false [2021-11-07 02:03:47,031 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 3 not checked. [2021-11-07 02:03:47,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2140852484] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:03:47,032 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1147207245] [2021-11-07 02:03:47,034 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:03:47,034 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:03:47,035 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:03:47,035 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:03:47,035 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:03:47,074 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-07 02:03:47,074 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:03:47,075 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:03:47,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-07 02:03:47,084 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_31|], 55=[|v_#valid_45|]} [2021-11-07 02:03:47,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-07 02:03:47,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:03:47,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:03:47,201 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:03:47,210 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:03:47,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:03:47,211 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:03:47,211 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:03:47,219 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:03:47,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:03:47,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:03:47,225 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:03:47,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,236 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:03:47,313 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-07 02:03:47,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-07 02:03:47,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:03:47,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:03:47,320 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:03:47,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,331 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,335 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-07 02:03:47,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:03:47,339 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:03:47,339 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-07 02:03:47,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,351 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-07 02:03:47,355 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,356 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,357 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,358 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,359 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:03:47,363 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,364 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:03:47,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:03:47,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:03:47,370 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:03:47,374 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:03:47,378 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-07 02:03:47,385 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-07 02:03:47,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,460 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-07 02:03:47,464 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,465 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,467 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:03:47,468 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,470 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,472 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:03:47,475 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:03:47,479 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:03:47,480 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:03:47,482 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:03:47,491 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-07 02:03:47,498 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:03:47,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:03:47,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,504 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,504 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:03:47,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 02:03:47,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:03:47,530 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:03:47,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:03:47,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:03:47,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:03:47,534 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:03:47,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,537 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,539 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,540 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-07 02:03:47,540 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:03:47,541 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-07 02:03:47,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,566 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-07 02:03:47,568 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:03:47,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:03:47,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-07 02:03:47,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:03:47,593 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:03:47,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:03:47,594 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:03:47,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:03:47,596 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:03:47,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,601 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:03:47,604 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:03:47,605 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-07 02:03:47,611 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:03:47,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:03:47,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:03:47,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:03:47,661 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 02:03:47,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:03:47,707 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-07 02:03:47,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-07 02:03:47,717 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:03:48,638 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:03:48,639 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:03:48,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 38 [2021-11-07 02:03:48,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443803989] [2021-11-07 02:03:48,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-11-07 02:03:48,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:03:48,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-11-07 02:03:48,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=1562, Unknown=1, NotChecked=80, Total=1806 [2021-11-07 02:03:48,642 INFO L87 Difference]: Start difference. First operand 19 states and 24 transitions. Second operand has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:04:04,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:04:04,065 INFO L93 Difference]: Finished difference Result 42 states and 48 transitions. [2021-11-07 02:04:04,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-07 02:04:04,066 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-11-07 02:04:04,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:04:04,067 INFO L225 Difference]: With dead ends: 42 [2021-11-07 02:04:04,067 INFO L226 Difference]: Without dead ends: 38 [2021-11-07 02:04:04,068 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 15 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 700 ImplicationChecksByTransitivity, 18.6s TimeCoverageRelationStatistics Valid=387, Invalid=2922, Unknown=1, NotChecked=112, Total=3422 [2021-11-07 02:04:04,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2021-11-07 02:04:04,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 23. [2021-11-07 02:04:04,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 22 states have internal predecessors, (29), 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) [2021-11-07 02:04:04,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 29 transitions. [2021-11-07 02:04:04,080 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 29 transitions. Word has length 15 [2021-11-07 02:04:04,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:04:04,080 INFO L470 AbstractCegarLoop]: Abstraction has 23 states and 29 transitions. [2021-11-07 02:04:04,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:04:04,081 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2021-11-07 02:04:04,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-07 02:04:04,081 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:04:04,082 INFO L513 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1, 1] [2021-11-07 02:04:04,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-07 02:04:04,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable157 [2021-11-07 02:04:04,289 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:04:04,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:04:04,289 INFO L85 PathProgramCache]: Analyzing trace with hash -704106129, now seen corresponding path program 7 times [2021-11-07 02:04:04,289 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:04:04,289 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605452360] [2021-11-07 02:04:04,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:04:04,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:04:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:04:04,433 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-07 02:04:04,433 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:04:04,433 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605452360] [2021-11-07 02:04:04,433 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605452360] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:04:04,434 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1656773842] [2021-11-07 02:04:04,434 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 02:04:04,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:04:04,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:04:04,435 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:04:04,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-07 02:04:04,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:04:04,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-07 02:04:04,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:04:04,835 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-07 02:04:04,835 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:04:04,909 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-07 02:04:04,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1656773842] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:04:04,910 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1788901483] [2021-11-07 02:04:04,912 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:04:04,912 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:04:04,912 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:04:04,912 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:04:04,912 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:04:04,922 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-07 02:04:04,923 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:04,924 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:04,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:04:04,925 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:04,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:04,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:04:04,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-07 02:04:04,941 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_32|], 55=[|v_#valid_46|]} [2021-11-07 02:04:04,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:04,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:04,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:04,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:04,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:04,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:04,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:04,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:04,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:04,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:04,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:04,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:04,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:04,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:04,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-07 02:04:05,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:04:05,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:04:05,038 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:04:05,049 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:04:05,049 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,050 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:04:05,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:04:05,051 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:04:05,060 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:04:05,061 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:04:05,062 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:04:05,063 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:04:05,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,093 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:05,181 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-07 02:04:05,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-07 02:04:05,182 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:04:05,187 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:04:05,189 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:04:05,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,206 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,209 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-07 02:04:05,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:04:05,213 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:04:05,214 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-07 02:04:05,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,225 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-07 02:04:05,235 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,237 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,239 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,240 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:04:05,244 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,245 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:04:05,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:04:05,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:04:05,250 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:04:05,254 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:04:05,258 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,258 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-07 02:04:05,265 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-07 02:04:05,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,340 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-07 02:04:05,345 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,348 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:04:05,349 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,351 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,353 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:04:05,357 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,358 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,360 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:04:05,361 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:04:05,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:04:05,364 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:04:05,371 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-07 02:04:05,382 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:04:05,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:04:05,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,388 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:04:05,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 02:04:05,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:04:05,432 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:04:05,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:04:05,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:04:05,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:04:05,435 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:04:05,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,439 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-07 02:04:05,442 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:04:05,443 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-07 02:04:05,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,472 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-07 02:04:05,473 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:04:05,474 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:04:05,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-07 02:04:05,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:04:05,499 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:04:05,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:04:05,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:04:05,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:04:05,503 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:04:05,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,507 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:04:05,511 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:04:05,511 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-07 02:04:05,518 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:04:05,520 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:04:05,522 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,524 INFO L185 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size 68 [2021-11-07 02:04:05,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:04:05,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-07 02:04:05,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:04:05,619 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-07 02:04:05,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-07 02:04:05,632 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:04:06,312 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:04:06,312 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:04:06,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 16 [2021-11-07 02:04:06,313 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283635849] [2021-11-07 02:04:06,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-07 02:04:06,313 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:04:06,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-07 02:04:06,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=325, Unknown=0, NotChecked=0, Total=420 [2021-11-07 02:04:06,314 INFO L87 Difference]: Start difference. First operand 23 states and 29 transitions. Second operand has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 16 states have internal predecessors, (23), 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) [2021-11-07 02:04:06,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:04:06,492 INFO L93 Difference]: Finished difference Result 49 states and 60 transitions. [2021-11-07 02:04:06,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 02:04:06,492 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 16 states have internal predecessors, (23), 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 16 [2021-11-07 02:04:06,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:04:06,493 INFO L225 Difference]: With dead ends: 49 [2021-11-07 02:04:06,493 INFO L226 Difference]: Without dead ends: 27 [2021-11-07 02:04:06,494 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=137, Invalid=463, Unknown=0, NotChecked=0, Total=600 [2021-11-07 02:04:06,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-11-07 02:04:06,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 24. [2021-11-07 02:04:06,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 23 states have internal predecessors, (29), 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) [2021-11-07 02:04:06,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 29 transitions. [2021-11-07 02:04:06,501 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 29 transitions. Word has length 16 [2021-11-07 02:04:06,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:04:06,501 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 29 transitions. [2021-11-07 02:04:06,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 16 states have internal predecessors, (23), 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) [2021-11-07 02:04:06,502 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2021-11-07 02:04:06,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-07 02:04:06,502 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:04:06,502 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1] [2021-11-07 02:04:06,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-07 02:04:06,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable188 [2021-11-07 02:04:06,705 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:04:06,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:04:06,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1229794687, now seen corresponding path program 8 times [2021-11-07 02:04:06,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:04:06,705 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179508491] [2021-11-07 02:04:06,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:04:06,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:04:06,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:04:07,870 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:04:07,871 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:04:07,871 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179508491] [2021-11-07 02:04:07,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179508491] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:04:07,872 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [163713664] [2021-11-07 02:04:07,872 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:04:07,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:04:07,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:04:07,874 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:04:07,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-07 02:04:08,140 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-07 02:04:08,140 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:04:08,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-07 02:04:08,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:04:08,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 88 [2021-11-07 02:04:08,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:08,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:08,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:08,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:08,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:08,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:08,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 58 [2021-11-07 02:04:09,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 72 [2021-11-07 02:04:09,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 86 [2021-11-07 02:04:09,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:04:09,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:04:09,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:04:09,631 INFO L354 Elim1Store]: treesize reduction 400, result has 13.6 percent of original size [2021-11-07 02:04:09,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 157 treesize of output 121 [2021-11-07 02:04:11,346 INFO L354 Elim1Store]: treesize reduction 269, result has 14.6 percent of original size [2021-11-07 02:04:11,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 6 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 199 treesize of output 114 [2021-11-07 02:04:16,246 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:04:16,246 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:05:09,147 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~i~0_242 Int) (v_ULTIMATE.start_main_~i~0_248 Int)) (or (<= 0 (let ((.cse0 (let ((.cse3 (* c_ULTIMATE.start_main_~j~0 (- 1)))) (let ((.cse1 (let ((.cse4 (* c_ULTIMATE.start_main_~i~0 4))) (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base|) (+ |c_ULTIMATE.start_main_~#b~0.offset| .cse4) (+ .cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| .cse4)))))) (.cse2 (* v_ULTIMATE.start_main_~i~0_248 4))) (store .cse1 (+ |c_ULTIMATE.start_main_~#b~0.offset| .cse2) (+ .cse3 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse1) |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| .cse2)))))))) (+ (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| (* v_ULTIMATE.start_main_~i~0_242 4))) c_ULTIMATE.start_main_~k~0 v_ULTIMATE.start_main_~i~0_242 (select .cse0 |c_ULTIMATE.start_main_~#b~0.offset|) 3 (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| 8)) (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| 4))))) (<= c_ULTIMATE.start_main_~N~0 v_ULTIMATE.start_main_~i~0_248) (<= c_ULTIMATE.start_main_~N~0 v_ULTIMATE.start_main_~i~0_242) (< (+ v_ULTIMATE.start_main_~i~0_242 1) c_ULTIMATE.start_main_~N~0) (< (+ v_ULTIMATE.start_main_~i~0_248 1) c_ULTIMATE.start_main_~N~0))) is different from false [2021-11-07 02:05:11,291 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~i~0_242 Int) (v_ULTIMATE.start_main_~i~0_248 Int)) (or (<= c_ULTIMATE.start_main_~N~0 v_ULTIMATE.start_main_~i~0_248) (<= c_ULTIMATE.start_main_~N~0 v_ULTIMATE.start_main_~i~0_242) (< (+ v_ULTIMATE.start_main_~i~0_242 1) c_ULTIMATE.start_main_~N~0) (<= 0 (let ((.cse0 (let ((.cse3 (* c_ULTIMATE.start_main_~j~0 (- 1)))) (let ((.cse1 (let ((.cse5 (* c_ULTIMATE.start_main_~i~0 4))) (let ((.cse4 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base|) (+ |c_ULTIMATE.start_main_~#b~0.offset| .cse5) (+ .cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| .cse5)))))) (store .cse4 (+ |c_ULTIMATE.start_main_~#b~0.offset| 4 .cse5) (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse4) |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| 4 .cse5)) .cse3))))) (.cse2 (* v_ULTIMATE.start_main_~i~0_248 4))) (store .cse1 (+ |c_ULTIMATE.start_main_~#b~0.offset| .cse2) (+ .cse3 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse1) |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| .cse2)))))))) (+ c_ULTIMATE.start_main_~k~0 v_ULTIMATE.start_main_~i~0_242 3 (select .cse0 |c_ULTIMATE.start_main_~#b~0.offset|) (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| (* v_ULTIMATE.start_main_~i~0_242 4))) (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| 4)) (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| 8))))) (< (+ v_ULTIMATE.start_main_~i~0_248 1) c_ULTIMATE.start_main_~N~0))) is different from false [2021-11-07 02:05:13,515 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~i~0_242 Int) (v_ULTIMATE.start_main_~i~0_248 Int)) (or (<= c_ULTIMATE.start_main_~N~0 v_ULTIMATE.start_main_~i~0_248) (<= 0 (let ((.cse0 (let ((.cse3 (* c_ULTIMATE.start_main_~j~0 (- 1)))) (let ((.cse1 (let ((.cse5 (* c_ULTIMATE.start_main_~i~0 4))) (let ((.cse4 (let ((.cse6 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base|) (+ |c_ULTIMATE.start_main_~#b~0.offset| .cse5) (+ .cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| .cse5)))))) (store .cse6 (+ |c_ULTIMATE.start_main_~#b~0.offset| 4 .cse5) (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse6) |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| 4 .cse5)) .cse3))))) (store .cse4 (+ |c_ULTIMATE.start_main_~#b~0.offset| 8 .cse5) (+ .cse3 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse4) |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| 8 .cse5))))))) (.cse2 (* v_ULTIMATE.start_main_~i~0_248 4))) (store .cse1 (+ |c_ULTIMATE.start_main_~#b~0.offset| .cse2) (+ .cse3 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse1) |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| .cse2)))))))) (+ c_ULTIMATE.start_main_~k~0 v_ULTIMATE.start_main_~i~0_242 (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| 4)) 3 (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| 8)) (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| (* v_ULTIMATE.start_main_~i~0_242 4))) (select .cse0 |c_ULTIMATE.start_main_~#b~0.offset|)))) (<= c_ULTIMATE.start_main_~N~0 v_ULTIMATE.start_main_~i~0_242) (< (+ v_ULTIMATE.start_main_~i~0_242 1) c_ULTIMATE.start_main_~N~0) (< (+ v_ULTIMATE.start_main_~i~0_248 1) c_ULTIMATE.start_main_~N~0))) is different from false [2021-11-07 02:06:27,006 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~i~0_242 Int) (v_ULTIMATE.start_main_~i~0_248 Int)) (let ((.cse0 (+ c_ULTIMATE.start_main_~i~0 3)) (.cse1 (+ c_ULTIMATE.start_main_~i~0 1))) (or (<= .cse0 v_ULTIMATE.start_main_~i~0_248) (<= v_ULTIMATE.start_main_~i~0_248 .cse1) (<= .cse0 v_ULTIMATE.start_main_~i~0_242) (<= v_ULTIMATE.start_main_~i~0_242 .cse1) (let ((.cse27 (* c_ULTIMATE.start_main_~i~0 4)) (.cse26 (select |c_#memory_int| |c_ULTIMATE.start_main_~#a~0.base|)) (.cse38 (* v_ULTIMATE.start_main_~i~0_248 4))) (let ((.cse7 (+ |c_ULTIMATE.start_main_~#b~0.offset| (* v_ULTIMATE.start_main_~i~0_242 4))) (.cse10 (+ |c_ULTIMATE.start_main_~#b~0.offset| .cse38)) (.cse12 (+ |c_ULTIMATE.start_main_~#a~0.offset| .cse38)) (.cse8 (+ |c_ULTIMATE.start_main_~#b~0.offset| 8)) (.cse14 (+ |c_ULTIMATE.start_main_~#a~0.offset| 8)) (.cse6 (+ |c_ULTIMATE.start_main_~#b~0.offset| 4)) (.cse16 (+ |c_ULTIMATE.start_main_~#a~0.offset| 4)) (.cse17 (select |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base|)) (.cse18 (select .cse26 |c_ULTIMATE.start_main_~#a~0.offset|)) (.cse19 (select .cse26 (+ |c_ULTIMATE.start_main_~#a~0.offset| 8 .cse27)))) (let ((.cse20 (<= 0 (let ((.cse33 (let ((.cse35 (* .cse19 (- 1)))) (let ((.cse34 (let ((.cse36 (let ((.cse37 (store .cse17 |c_ULTIMATE.start_main_~#b~0.offset| (+ .cse35 .cse18)))) (store .cse37 .cse6 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse37) |c_ULTIMATE.start_main_~#a~0.base|) .cse16) .cse35))))) (store .cse36 .cse8 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse36) |c_ULTIMATE.start_main_~#a~0.base|) .cse14) .cse35))))) (store .cse34 .cse10 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse34) |c_ULTIMATE.start_main_~#a~0.base|) .cse12) .cse35)))))) (+ (select .cse33 .cse8) c_ULTIMATE.start_main_~k~0 (select .cse33 .cse7) (select .cse33 .cse6) v_ULTIMATE.start_main_~i~0_242 3 (select .cse33 |c_ULTIMATE.start_main_~#b~0.offset|))))) (.cse3 (select .cse26 (+ |c_ULTIMATE.start_main_~#a~0.offset| 4 .cse27)))) (let ((.cse4 (and (or (< .cse19 .cse3) (<= 0 (let ((.cse28 (let ((.cse30 (* .cse3 (- 1)))) (let ((.cse29 (let ((.cse31 (let ((.cse32 (store .cse17 |c_ULTIMATE.start_main_~#b~0.offset| (+ .cse18 .cse30)))) (store .cse32 .cse6 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse32) |c_ULTIMATE.start_main_~#a~0.base|) .cse16) .cse30))))) (store .cse31 .cse8 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse31) |c_ULTIMATE.start_main_~#a~0.base|) .cse14) .cse30))))) (store .cse29 .cse10 (+ .cse30 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse29) |c_ULTIMATE.start_main_~#a~0.base|) .cse12))))))) (+ (select .cse28 |c_ULTIMATE.start_main_~#b~0.offset|) c_ULTIMATE.start_main_~k~0 v_ULTIMATE.start_main_~i~0_242 3 (select .cse28 .cse8) (select .cse28 .cse7) (select .cse28 .cse6))))) (or .cse20 (<= .cse3 .cse19)))) (.cse2 (select .cse26 (+ |c_ULTIMATE.start_main_~#a~0.offset| .cse27)))) (and (or (<= c_ULTIMATE.start_main_~j~0 .cse2) (and (or (<= .cse2 .cse3) .cse4) (or (and (or (<= 0 (let ((.cse5 (let ((.cse11 (* .cse2 (- 1)))) (let ((.cse9 (let ((.cse13 (let ((.cse15 (store .cse17 |c_ULTIMATE.start_main_~#b~0.offset| (+ .cse11 .cse18)))) (store .cse15 .cse6 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse15) |c_ULTIMATE.start_main_~#a~0.base|) .cse16) .cse11))))) (store .cse13 .cse8 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse13) |c_ULTIMATE.start_main_~#a~0.base|) .cse14) .cse11))))) (store .cse9 .cse10 (+ .cse11 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse9) |c_ULTIMATE.start_main_~#a~0.base|) .cse12))))))) (+ (select .cse5 |c_ULTIMATE.start_main_~#b~0.offset|) (select .cse5 .cse6) c_ULTIMATE.start_main_~k~0 v_ULTIMATE.start_main_~i~0_242 (select .cse5 .cse7) 3 (select .cse5 .cse8)))) (< .cse19 .cse2)) (or .cse20 (<= .cse2 .cse19))) (< .cse3 .cse2)))) (or (and (or (<= c_ULTIMATE.start_main_~j~0 .cse3) .cse4) (or (< .cse3 c_ULTIMATE.start_main_~j~0) (and (or .cse20 (<= c_ULTIMATE.start_main_~j~0 .cse19)) (or (<= 0 (let ((.cse21 (let ((.cse23 (* c_ULTIMATE.start_main_~j~0 (- 1)))) (let ((.cse22 (let ((.cse24 (let ((.cse25 (store .cse17 |c_ULTIMATE.start_main_~#b~0.offset| (+ .cse23 .cse18)))) (store .cse25 .cse6 (+ .cse23 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse25) |c_ULTIMATE.start_main_~#a~0.base|) .cse16)))))) (store .cse24 .cse8 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse24) |c_ULTIMATE.start_main_~#a~0.base|) .cse14) .cse23))))) (store .cse22 .cse10 (+ .cse23 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse22) |c_ULTIMATE.start_main_~#a~0.base|) .cse12))))))) (+ (select .cse21 .cse6) c_ULTIMATE.start_main_~k~0 (select .cse21 .cse8) v_ULTIMATE.start_main_~i~0_242 3 (select .cse21 .cse7) (select .cse21 |c_ULTIMATE.start_main_~#b~0.offset|)))) (< .cse19 c_ULTIMATE.start_main_~j~0))))) (< .cse2 c_ULTIMATE.start_main_~j~0)))))))))) is different from false [2021-11-07 02:06:28,223 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:28,227 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 1436191 treesize of output 1206773 [2021-11-07 02:06:29,134 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-11-07 02:06:29,134 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1019507893] [2021-11-07 02:06:29,136 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:06:29,136 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:06:29,137 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:06:29,137 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:06:29,137 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:06:29,145 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-07 02:06:29,146 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:06:29,154 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,154 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:06:29,158 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-07 02:06:29,162 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_33|], 55=[|v_#valid_48|]} [2021-11-07 02:06:29,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-07 02:06:29,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:06:29,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:06:29,231 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:29,238 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:06:29,239 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,239 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:29,239 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:29,240 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:29,247 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:06:29,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:29,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:29,248 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:29,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,268 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:29,355 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-07 02:06:29,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-07 02:06:29,356 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,360 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:06:29,361 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,361 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:06:29,362 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:29,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,372 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,375 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-07 02:06:29,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:06:29,379 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:06:29,379 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-07 02:06:29,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,392 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,393 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-07 02:06:29,395 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,396 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,397 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,399 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:06:29,402 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:06:29,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:06:29,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:06:29,406 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,408 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:06:29,409 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:06:29,412 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,413 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-07 02:06:29,420 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-07 02:06:29,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,477 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-07 02:06:29,482 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:06:29,486 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,488 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,489 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,490 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:06:29,493 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:06:29,497 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:06:29,497 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:06:29,499 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:06:29,508 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-07 02:06:29,515 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:06:29,518 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:06:29,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,521 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,522 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 02:06:29,524 INFO L185 QuantifierPusher]: treesize reduction 5, result has 94.4 percent of original size 84 [2021-11-07 02:06:29,555 INFO L354 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2021-11-07 02:06:29,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 23 [2021-11-07 02:06:29,556 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,557 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:06:29,558 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,558 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:06:29,558 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:06:29,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,563 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,564 INFO L180 QuantifierPusher]: treesize reduction 5, result has 94.2 percent of original size [2021-11-07 02:06:29,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:06:29,566 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:06:29,567 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:88, output treesize:81 [2021-11-07 02:06:29,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,594 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-07 02:06:29,595 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:29,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:06:29,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-07 02:06:29,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:06:29,624 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:06:29,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:06:29,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:06:29,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:06:29,627 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:06:29,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,631 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:06:29,634 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:06:29,635 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-07 02:06:29,641 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:06:29,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:06:29,645 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,647 INFO L185 QuantifierPusher]: treesize reduction 9, result has 88.3 percent of original size 68 [2021-11-07 02:06:29,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,703 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:29,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 02:06:29,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:29,772 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-07 02:06:29,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-07 02:06:29,785 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:06:31,019 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:06:31,019 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-07 02:06:31,019 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-11-07 02:06:31,019 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188389148] [2021-11-07 02:06:31,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-07 02:06:31,020 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:06:31,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-07 02:06:31,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=2032, Unknown=42, NotChecked=380, Total=2652 [2021-11-07 02:06:31,021 INFO L87 Difference]: Start difference. First operand 24 states and 29 transitions. Second operand has 18 states, 18 states have (on average 1.0) internal successors, (18), 17 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) [2021-11-07 02:06:39,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:06:39,859 INFO L93 Difference]: Finished difference Result 32 states and 37 transitions. [2021-11-07 02:06:39,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 02:06:39,860 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.0) internal successors, (18), 17 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 [2021-11-07 02:06:39,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:06:39,861 INFO L225 Difference]: With dead ends: 32 [2021-11-07 02:06:39,861 INFO L226 Difference]: Without dead ends: 29 [2021-11-07 02:06:39,863 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 451 ImplicationChecksByTransitivity, 106.0s TimeCoverageRelationStatistics Valid=235, Invalid=2597, Unknown=46, NotChecked=428, Total=3306 [2021-11-07 02:06:39,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-11-07 02:06:39,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 25. [2021-11-07 02:06:39,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 24 states have (on average 1.25) internal successors, (30), 24 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:06:39,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 30 transitions. [2021-11-07 02:06:39,874 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 30 transitions. Word has length 18 [2021-11-07 02:06:39,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:06:39,875 INFO L470 AbstractCegarLoop]: Abstraction has 25 states and 30 transitions. [2021-11-07 02:06:39,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 1.0) internal successors, (18), 17 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) [2021-11-07 02:06:39,875 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2021-11-07 02:06:39,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-07 02:06:39,876 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:06:39,876 INFO L513 BasicCegarLoop]: trace histogram [6, 4, 2, 1, 1, 1, 1, 1, 1] [2021-11-07 02:06:39,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-07 02:06:40,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable219 [2021-11-07 02:06:40,101 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:06:40,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:06:40,105 INFO L85 PathProgramCache]: Analyzing trace with hash 1454493087, now seen corresponding path program 9 times [2021-11-07 02:06:40,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:06:40,105 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112756188] [2021-11-07 02:06:40,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:06:40,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:06:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:06:40,250 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-07 02:06:40,251 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:06:40,251 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112756188] [2021-11-07 02:06:40,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112756188] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:06:40,251 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1572523583] [2021-11-07 02:06:40,251 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:06:40,251 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:06:40,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:06:40,257 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:06:40,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-07 02:06:40,649 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:06:40,649 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:06:40,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-07 02:06:40,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:06:40,816 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-07 02:06:40,816 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:06:40,931 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-07 02:06:40,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1572523583] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:06:40,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1285201348] [2021-11-07 02:06:40,934 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:06:40,934 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:06:40,934 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:06:40,935 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:06:40,935 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:06:40,948 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-07 02:06:40,949 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:40,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:40,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:06:40,951 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:40,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:40,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:06:40,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-07 02:06:40,960 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_34|], 55=[|v_#valid_49|]} [2021-11-07 02:06:40,969 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:06:40,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:40,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:40,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:40,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:40,971 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:40,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:40,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:40,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:40,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:40,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:40,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:40,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-07 02:06:41,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:06:41,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:06:41,059 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:41,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:06:41,067 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:41,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:41,068 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:41,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,080 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:41,171 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-07 02:06:41,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-07 02:06:41,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:06:41,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:06:41,178 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:41,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,187 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,190 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-07 02:06:41,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:06:41,193 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:06:41,194 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-07 02:06:41,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,204 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:06:41,207 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,208 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,210 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:06:41,212 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:06:41,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:06:41,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:06:41,217 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:06:41,220 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:06:41,222 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:06:41,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 290 [2021-11-07 02:06:41,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,293 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-07 02:06:41,297 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:06:41,300 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,303 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,304 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:06:41,306 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:06:41,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:06:41,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:06:41,309 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:06:41,314 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-07 02:06:41,319 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:06:41,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:06:41,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,323 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,323 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:06:41,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 02:06:41,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:06:41,345 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:06:41,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:06:41,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:06:41,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:06:41,347 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:06:41,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,360 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-07 02:06:41,364 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:06:41,364 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-07 02:06:41,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,392 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-07 02:06:41,393 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:41,394 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:06:41,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-07 02:06:41,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:06:41,417 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:06:41,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:06:41,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:06:41,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:06:41,420 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:06:41,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,423 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:06:41,426 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:06:41,427 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-07 02:06:41,432 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:06:41,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:06:41,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,437 INFO L185 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size 68 [2021-11-07 02:06:41,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:41,471 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-07 02:06:41,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:41,514 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-07 02:06:41,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-07 02:06:41,524 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:06:42,204 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:06:42,204 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:06:42,205 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 12] total 22 [2021-11-07 02:06:42,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663930218] [2021-11-07 02:06:42,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-07 02:06:42,207 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:06:42,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-07 02:06:42,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=504, Unknown=0, NotChecked=0, Total=650 [2021-11-07 02:06:42,208 INFO L87 Difference]: Start difference. First operand 25 states and 30 transitions. Second operand has 22 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:06:42,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:06:42,748 INFO L93 Difference]: Finished difference Result 57 states and 68 transitions. [2021-11-07 02:06:42,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-07 02:06:42,749 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-07 02:06:42,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:06:42,749 INFO L225 Difference]: With dead ends: 57 [2021-11-07 02:06:42,749 INFO L226 Difference]: Without dead ends: 48 [2021-11-07 02:06:42,751 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 377 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=346, Invalid=1136, Unknown=0, NotChecked=0, Total=1482 [2021-11-07 02:06:42,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-11-07 02:06:42,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 31. [2021-11-07 02:06:42,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.2333333333333334) internal successors, (37), 30 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:06:42,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 37 transitions. [2021-11-07 02:06:42,761 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 37 transitions. Word has length 18 [2021-11-07 02:06:42,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:06:42,761 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 37 transitions. [2021-11-07 02:06:42,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:06:42,762 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2021-11-07 02:06:42,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 02:06:42,762 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:06:42,762 INFO L513 BasicCegarLoop]: trace histogram [5, 4, 4, 1, 1, 1, 1, 1, 1] [2021-11-07 02:06:42,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-07 02:06:42,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:06:42,975 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:06:42,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:06:42,976 INFO L85 PathProgramCache]: Analyzing trace with hash -531694036, now seen corresponding path program 10 times [2021-11-07 02:06:42,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:06:42,976 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689676721] [2021-11-07 02:06:42,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:06:42,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:06:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:06:43,135 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-07 02:06:43,136 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:06:43,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689676721] [2021-11-07 02:06:43,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689676721] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:06:43,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [399407495] [2021-11-07 02:06:43,136 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 02:06:43,136 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:06:43,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:06:43,141 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:06:43,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-07 02:06:43,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:06:43,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-07 02:06:43,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:06:43,748 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-07 02:06:43,748 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:06:43,825 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-07 02:06:43,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [399407495] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:06:43,825 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [727310024] [2021-11-07 02:06:43,827 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:06:43,827 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:06:43,828 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:06:43,828 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:06:43,828 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:06:43,834 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-07 02:06:43,835 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:43,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:43,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:06:43,836 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:43,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:43,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:06:43,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-07 02:06:43,843 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_35|], 55=[|v_#valid_50|]} [2021-11-07 02:06:43,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:06:43,851 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:43,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:43,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:43,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:43,852 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:43,859 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:06:43,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:43,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:43,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:43,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:43,861 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:43,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-07 02:06:43,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:43,897 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:06:43,898 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:43,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:06:43,898 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:43,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:43,903 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:43,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:43,961 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-07 02:06:43,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-07 02:06:43,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:43,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:06:43,965 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:43,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:06:43,966 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:43,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:43,975 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:43,978 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-07 02:06:43,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:06:43,982 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:06:43,983 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-07 02:06:43,990 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:43,994 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:43,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-07 02:06:44,000 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,001 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,002 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,004 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,005 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,006 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:06:44,008 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,010 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:06:44,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:06:44,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:06:44,015 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,016 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:06:44,018 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:06:44,023 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-07 02:06:44,030 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-07 02:06:44,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,089 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-07 02:06:44,095 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:06:44,098 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,100 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,103 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:06:44,106 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:06:44,109 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:06:44,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:06:44,112 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:06:44,119 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-07 02:06:44,126 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:06:44,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:06:44,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,132 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,133 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:06:44,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 02:06:44,144 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:06:44,161 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:06:44,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:06:44,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:06:44,163 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:06:44,164 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:06:44,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,168 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-07 02:06:44,171 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:06:44,171 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-07 02:06:44,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,195 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-07 02:06:44,196 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:44,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:06:44,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-07 02:06:44,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:06:44,224 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:06:44,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:06:44,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:06:44,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:06:44,227 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:06:44,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,231 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,232 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:06:44,234 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:06:44,235 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-07 02:06:44,242 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:06:44,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:06:44,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,248 INFO L185 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size 68 [2021-11-07 02:06:44,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:44,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-07 02:06:44,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:44,319 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-07 02:06:44,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-07 02:06:44,329 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:06:44,992 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:06:44,993 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:06:44,993 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 19 [2021-11-07 02:06:44,993 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612024756] [2021-11-07 02:06:44,993 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-07 02:06:44,993 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:06:44,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-07 02:06:44,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=429, Unknown=0, NotChecked=0, Total=552 [2021-11-07 02:06:44,994 INFO L87 Difference]: Start difference. First operand 31 states and 37 transitions. Second operand has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:06:45,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:06:45,184 INFO L93 Difference]: Finished difference Result 61 states and 70 transitions. [2021-11-07 02:06:45,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 02:06:45,186 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-07 02:06:45,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:06:45,187 INFO L225 Difference]: With dead ends: 61 [2021-11-07 02:06:45,187 INFO L226 Difference]: Without dead ends: 39 [2021-11-07 02:06:45,188 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=183, Invalid=629, Unknown=0, NotChecked=0, Total=812 [2021-11-07 02:06:45,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-11-07 02:06:45,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 31. [2021-11-07 02:06:45,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 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) [2021-11-07 02:06:45,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions. [2021-11-07 02:06:45,199 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 35 transitions. Word has length 19 [2021-11-07 02:06:45,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:06:45,200 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 35 transitions. [2021-11-07 02:06:45,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:06:45,200 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2021-11-07 02:06:45,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-07 02:06:45,201 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:06:45,201 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1, 1] [2021-11-07 02:06:45,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-07 02:06:45,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:06:45,405 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:06:45,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:06:45,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1054434577, now seen corresponding path program 11 times [2021-11-07 02:06:45,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:06:45,405 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082737495] [2021-11-07 02:06:45,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:06:45,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:06:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:06:45,576 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-07 02:06:45,576 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:06:45,576 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082737495] [2021-11-07 02:06:45,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082737495] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:06:45,577 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1826847966] [2021-11-07 02:06:45,577 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:06:45,577 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:06:45,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:06:45,585 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:06:45,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-07 02:06:45,937 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-07 02:06:45,937 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:06:45,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-07 02:06:45,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:06:46,113 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-07 02:06:46,113 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:06:46,200 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-07 02:06:46,200 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1826847966] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:06:46,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [730770072] [2021-11-07 02:06:46,202 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:06:46,202 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:06:46,203 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:06:46,203 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:06:46,203 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:06:46,213 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-07 02:06:46,213 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:06:46,214 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:06:46,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-07 02:06:46,231 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_36|], 55=[|v_#valid_51|]} [2021-11-07 02:06:46,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-07 02:06:46,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:06:46,309 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:06:46,310 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:46,318 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:06:46,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:46,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:46,319 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:46,327 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:06:46,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,328 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:46,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,328 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:06:46,328 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:46,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,334 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:46,404 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-07 02:06:46,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-07 02:06:46,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:06:46,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:06:46,410 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:06:46,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,419 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,423 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-07 02:06:46,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:06:46,427 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:06:46,428 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-07 02:06:46,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,439 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:06:46,443 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,443 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,445 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,447 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:06:46,450 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,451 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:06:46,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:06:46,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:06:46,461 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,462 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,464 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:06:46,464 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,465 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:06:46,467 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,470 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:06:46,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 290 [2021-11-07 02:06:46,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,529 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-07 02:06:46,535 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,536 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,538 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:06:46,538 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,539 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,539 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,540 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,541 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,541 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:06:46,543 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:06:46,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:06:46,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:06:46,570 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:06:46,577 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-07 02:06:46,584 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:06:46,586 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:06:46,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,590 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:06:46,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 02:06:46,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:06:46,620 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:06:46,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:06:46,621 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,622 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:06:46,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:06:46,623 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:06:46,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,627 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,630 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-07 02:06:46,630 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:06:46,631 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-07 02:06:46,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,657 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-07 02:06:46,658 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:06:46,659 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:06:46,661 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-07 02:06:46,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:06:46,687 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:06:46,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:06:46,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:06:46,690 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:06:46,691 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:06:46,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,694 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:06:46,697 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:06:46,698 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-07 02:06:46,704 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:06:46,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:06:46,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,711 INFO L185 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size 68 [2021-11-07 02:06:46,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,741 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:06:46,745 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-07 02:06:46,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:06:46,786 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-07 02:06:46,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-07 02:06:46,796 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:06:47,504 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:06:47,505 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:06:47,505 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 19 [2021-11-07 02:06:47,505 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348823288] [2021-11-07 02:06:47,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-07 02:06:47,505 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:06:47,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-07 02:06:47,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=435, Unknown=0, NotChecked=0, Total=552 [2021-11-07 02:06:47,507 INFO L87 Difference]: Start difference. First operand 31 states and 35 transitions. Second operand has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:06:47,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:06:47,692 INFO L93 Difference]: Finished difference Result 39 states and 43 transitions. [2021-11-07 02:06:47,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 02:06:47,693 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-07 02:06:47,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:06:47,694 INFO L225 Difference]: With dead ends: 39 [2021-11-07 02:06:47,694 INFO L226 Difference]: Without dead ends: 36 [2021-11-07 02:06:47,694 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 46 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=172, Invalid=640, Unknown=0, NotChecked=0, Total=812 [2021-11-07 02:06:47,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-11-07 02:06:47,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 31. [2021-11-07 02:06:47,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 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) [2021-11-07 02:06:47,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions. [2021-11-07 02:06:47,708 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 35 transitions. Word has length 20 [2021-11-07 02:06:47,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:06:47,709 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 35 transitions. [2021-11-07 02:06:47,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:06:47,709 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2021-11-07 02:06:47,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-07 02:06:47,710 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:06:47,710 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1] [2021-11-07 02:06:47,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-07 02:06:47,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable312 [2021-11-07 02:06:47,937 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:06:47,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:06:47,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1671642812, now seen corresponding path program 12 times [2021-11-07 02:06:47,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:06:47,937 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429682930] [2021-11-07 02:06:47,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:06:47,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:06:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:06:49,736 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 1 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:06:49,736 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:06:49,736 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429682930] [2021-11-07 02:06:49,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429682930] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:06:49,736 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [836965672] [2021-11-07 02:06:49,736 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:06:49,737 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:06:49,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:06:49,739 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:06:49,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-07 02:06:50,123 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:06:50,123 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:06:50,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-07 02:06:50,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:06:50,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 378 treesize of output 370 [2021-11-07 02:06:50,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:50,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:50,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:50,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:50,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:50,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:06:50,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:50,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:50,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:50,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:50,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:50,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:50,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 80 [2021-11-07 02:06:51,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 84 [2021-11-07 02:06:51,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 98 [2021-11-07 02:06:51,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:06:51,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 17 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 118 [2021-11-07 02:06:51,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:06:51,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:06:51,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:06:51,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:06:51,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:06:51,827 INFO L354 Elim1Store]: treesize reduction 54, result has 11.5 percent of original size [2021-11-07 02:06:51,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 37 case distinctions, treesize of input 169 treesize of output 126 [2021-11-07 02:06:53,120 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-11-07 02:06:53,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 191 treesize of output 63 [2021-11-07 02:06:53,206 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:06:53,206 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:07:24,380 WARN L207 SmtUtils]: Spent 6.16 s on a formula simplification that was a NOOP. DAG size: 178 [2021-11-07 02:08:20,978 WARN L207 SmtUtils]: Spent 27.62 s on a formula simplification that was a NOOP. DAG size: 229 [2021-11-07 02:08:23,861 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:08:23,874 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 506824017 treesize of output 417072363 [2021-11-07 02:10:41,415 WARN L207 SmtUtils]: Spent 2.29 m on a formula simplification that was a NOOP. DAG size: 8745 [2021-11-07 02:10:43,243 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-11-07 02:10:43,243 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2062042170] [2021-11-07 02:10:43,245 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:10:43,245 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:10:43,245 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:10:43,246 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:10:43,246 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:10:43,251 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-07 02:10:43,252 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:10:43,254 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:10:43,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-07 02:10:43,261 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_37|], 55=[|v_#valid_53|]} [2021-11-07 02:10:43,269 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:10:43,269 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:10:43,270 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:10:43,271 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:10:43,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-07 02:10:43,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:10:43,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:10:43,347 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:10:43,353 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:10:43,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:10:43,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:10:43,354 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:10:43,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,359 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:43,424 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-07 02:10:43,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-07 02:10:43,425 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:10:43,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:10:43,430 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:10:43,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,438 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,441 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-07 02:10:43,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:10:43,444 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:10:43,444 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-07 02:10:43,452 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,456 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,457 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:10:43,460 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,461 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,462 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:10:43,463 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,464 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:10:43,466 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,468 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,469 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,470 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,472 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:10:43,473 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:10:43,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:10:43,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:10:43,478 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,479 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,480 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:10:43,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 290 [2021-11-07 02:10:43,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,561 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-07 02:10:43,564 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:10:43,567 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,569 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,571 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:10:43,574 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:10:43,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:10:43,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:10:43,579 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:10:43,588 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-07 02:10:43,595 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:10:43,598 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:10:43,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,601 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 02:10:43,603 INFO L185 QuantifierPusher]: treesize reduction 5, result has 94.4 percent of original size 84 [2021-11-07 02:10:43,638 INFO L354 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2021-11-07 02:10:43,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 23 [2021-11-07 02:10:43,639 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:10:43,640 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:10:43,641 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:10:43,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,644 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,645 INFO L180 QuantifierPusher]: treesize reduction 5, result has 94.2 percent of original size [2021-11-07 02:10:43,646 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:10:43,647 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:10:43,647 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:88, output treesize:81 [2021-11-07 02:10:43,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,670 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-07 02:10:43,671 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:43,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:10:43,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-07 02:10:43,684 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:10:43,707 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:10:43,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:10:43,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:10:43,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:10:43,710 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:10:43,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,713 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,714 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,716 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:10:43,716 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:10:43,717 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-07 02:10:43,723 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:10:43,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:10:43,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:10:43,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,755 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:43,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 228 [2021-11-07 02:10:43,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:43,794 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-07 02:10:43,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-07 02:10:43,803 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:10:48,497 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:10:48,497 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-07 02:10:48,497 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2021-11-07 02:10:48,497 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261897659] [2021-11-07 02:10:48,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-07 02:10:48,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:10:48,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-07 02:10:48,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=280, Invalid=3260, Unknown=0, NotChecked=0, Total=3540 [2021-11-07 02:10:48,500 INFO L87 Difference]: Start difference. First operand 31 states and 35 transitions. Second operand has 21 states, 21 states have (on average 1.0) internal successors, (21), 20 states have internal predecessors, (21), 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) [2021-11-07 02:10:55,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:10:55,049 INFO L93 Difference]: Finished difference Result 40 states and 44 transitions. [2021-11-07 02:10:55,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 02:10:55,050 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 1.0) internal successors, (21), 20 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-11-07 02:10:55,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:10:55,051 INFO L225 Difference]: With dead ends: 40 [2021-11-07 02:10:55,051 INFO L226 Difference]: Without dead ends: 37 [2021-11-07 02:10:55,053 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 15 SyntacticMatches, 7 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1478 ImplicationChecksByTransitivity, 90.6s TimeCoverageRelationStatistics Valid=392, Invalid=4720, Unknown=0, NotChecked=0, Total=5112 [2021-11-07 02:10:55,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-11-07 02:10:55,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 25. [2021-11-07 02:10:55,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:10:55,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 28 transitions. [2021-11-07 02:10:55,068 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 28 transitions. Word has length 21 [2021-11-07 02:10:55,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:10:55,068 INFO L470 AbstractCegarLoop]: Abstraction has 25 states and 28 transitions. [2021-11-07 02:10:55,068 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 1.0) internal successors, (21), 20 states have internal predecessors, (21), 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) [2021-11-07 02:10:55,069 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2021-11-07 02:10:55,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-07 02:10:55,069 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:10:55,070 INFO L513 BasicCegarLoop]: trace histogram [6, 5, 5, 1, 1, 1, 1, 1, 1] [2021-11-07 02:10:55,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-07 02:10:55,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable343 [2021-11-07 02:10:55,273 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:10:55,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:10:55,273 INFO L85 PathProgramCache]: Analyzing trace with hash 280695951, now seen corresponding path program 13 times [2021-11-07 02:10:55,273 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:10:55,273 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268040311] [2021-11-07 02:10:55,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:10:55,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:10:55,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:10:55,503 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-07 02:10:55,503 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:10:55,503 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268040311] [2021-11-07 02:10:55,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268040311] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:10:55,503 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1686712186] [2021-11-07 02:10:55,503 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 02:10:55,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:10:55,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:10:55,505 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:10:55,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-07 02:10:55,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:10:55,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-07 02:10:55,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:10:56,285 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-07 02:10:56,285 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:10:56,376 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-07 02:10:56,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1686712186] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:10:56,377 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1254152476] [2021-11-07 02:10:56,378 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:10:56,378 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:10:56,378 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:10:56,379 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:10:56,379 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:10:56,391 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-07 02:10:56,391 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:10:56,392 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:10:56,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-07 02:10:56,397 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_38|], 55=[|v_#valid_54|]} [2021-11-07 02:10:56,404 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:10:56,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:10:56,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:10:56,405 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:10:56,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-07 02:10:56,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:10:56,484 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:10:56,485 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:10:56,491 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:10:56,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:10:56,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:10:56,493 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:10:56,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,500 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:10:56,569 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-07 02:10:56,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-07 02:10:56,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,574 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:10:56,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-07 02:10:56,575 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:10:56,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,583 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,586 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-07 02:10:56,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:10:56,587 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:10:56,588 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-07 02:10:56,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,593 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,594 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:10:56,596 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-07 02:10:56,598 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-07 02:10:56,600 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,601 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,602 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,603 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:10:56,604 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:10:56,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:10:56,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:10:56,607 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,607 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:10:56,611 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-07 02:10:56,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,663 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-07 02:10:56,667 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,668 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-07 02:10:56,670 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,672 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,674 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,674 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:10:56,676 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,677 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,678 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:10:56,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:10:56,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-07 02:10:56,681 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:10:56,689 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-07 02:10:56,695 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:10:56,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:10:56,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,701 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 02:10:56,703 INFO L185 QuantifierPusher]: treesize reduction 5, result has 94.4 percent of original size 84 [2021-11-07 02:10:56,736 INFO L354 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2021-11-07 02:10:56,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 23 [2021-11-07 02:10:56,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:10:56,738 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:10:56,739 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:10:56,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,742 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,743 INFO L180 QuantifierPusher]: treesize reduction 5, result has 94.2 percent of original size [2021-11-07 02:10:56,744 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:10:56,745 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:10:56,745 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:88, output treesize:81 [2021-11-07 02:10:56,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,768 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-07 02:10:56,769 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:10:56,770 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,770 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:10:56,771 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-07 02:10:56,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:10:56,804 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-07 02:10:56,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-07 02:10:56,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:10:56,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:10:56,808 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-07 02:10:56,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,811 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,814 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:10:56,814 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:10:56,815 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-07 02:10:56,822 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-07 02:10:56,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:10:56,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:10:56,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:10:56,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 228 [2021-11-07 02:10:56,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:10:56,891 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-07 02:10:56,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-07 02:10:56,898 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:10:57,661 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:10:57,661 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:10:57,661 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 22 [2021-11-07 02:10:57,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835130768] [2021-11-07 02:10:57,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-07 02:10:57,662 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:10:57,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-07 02:10:57,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2021-11-07 02:10:57,663 INFO L87 Difference]: Start difference. First operand 25 states and 28 transitions. Second operand has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 22 states have internal predecessors, (29), 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) [2021-11-07 02:10:57,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:10:57,939 INFO L93 Difference]: Finished difference Result 48 states and 53 transitions. [2021-11-07 02:10:57,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 02:10:57,940 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 22 states have internal predecessors, (29), 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 [2021-11-07 02:10:57,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:10:57,940 INFO L225 Difference]: With dead ends: 48 [2021-11-07 02:10:57,940 INFO L226 Difference]: Without dead ends: 25 [2021-11-07 02:10:57,941 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=225, Invalid=767, Unknown=0, NotChecked=0, Total=992 [2021-11-07 02:10:57,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-11-07 02:10:57,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2021-11-07 02:10:57,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 24 states have (on average 1.125) internal successors, (27), 24 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:10:57,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 27 transitions. [2021-11-07 02:10:57,957 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 27 transitions. Word has length 22 [2021-11-07 02:10:57,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:10:57,958 INFO L470 AbstractCegarLoop]: Abstraction has 25 states and 27 transitions. [2021-11-07 02:10:57,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 22 states have internal predecessors, (29), 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) [2021-11-07 02:10:57,958 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2021-11-07 02:10:57,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 02:10:57,960 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:10:57,960 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1] [2021-11-07 02:10:57,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-07 02:10:58,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8e9da-d040-4345-a314-5159befe7f74/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable374 [2021-11-07 02:10:58,189 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:10:58,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:10:58,189 INFO L85 PathProgramCache]: Analyzing trace with hash -507471713, now seen corresponding path program 14 times [2021-11-07 02:10:58,189 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:10:58,189 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784209352] [2021-11-07 02:10:58,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:10:58,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:10:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat