./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ms2.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_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/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_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-fpi/ms2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/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_dac01553-0ad6-496e-9e0b-0753da559313/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 125fe310e2ae1e5a109eb21d52d95bf156448ac6c5b2e6793bd0b6f80e48ce1d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:43:41,289 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:43:41,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:43:41,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:43:41,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:43:41,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:43:41,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:43:41,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:43:41,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:43:41,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:43:41,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:43:41,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:43:41,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:43:41,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:43:41,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:43:41,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:43:41,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:43:41,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:43:41,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:43:41,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:43:41,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:43:41,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:43:41,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:43:41,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:43:41,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:43:41,385 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:43:41,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:43:41,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:43:41,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:43:41,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:43:41,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:43:41,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:43:41,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:43:41,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:43:41,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:43:41,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:43:41,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:43:41,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:43:41,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:43:41,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:43:41,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:43:41,403 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:43:41,455 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:43:41,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:43:41,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:43:41,460 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:43:41,460 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:43:41,461 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:43:41,461 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:43:41,461 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:43:41,469 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:43:41,469 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:43:41,470 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:43:41,471 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:43:41,471 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:43:41,471 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:43:41,472 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:43:41,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:43:41,473 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:43:41,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:43:41,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:43:41,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:43:41,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:43:41,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:43:41,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:43:41,475 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:43:41,475 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:43:41,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:43:41,475 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:43:41,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:43:41,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:43:41,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:43:41,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:43:41,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:43:41,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:43:41,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:43:41,480 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:43:41,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:43:41,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:43:41,480 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:43:41,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:43:41,481 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_dac01553-0ad6-496e-9e0b-0753da559313/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 125fe310e2ae1e5a109eb21d52d95bf156448ac6c5b2e6793bd0b6f80e48ce1d [2021-11-07 01:43:41,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:43:41,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:43:41,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:43:41,883 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:43:41,884 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:43:41,885 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/array-fpi/ms2.c [2021-11-07 01:43:41,972 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/data/528f97597/c40ef9095a3f40f493c65bafe1da1dfd/FLAG8a87d4a7f [2021-11-07 01:43:42,617 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:43:42,618 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/sv-benchmarks/c/array-fpi/ms2.c [2021-11-07 01:43:42,632 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/data/528f97597/c40ef9095a3f40f493c65bafe1da1dfd/FLAG8a87d4a7f [2021-11-07 01:43:42,964 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/data/528f97597/c40ef9095a3f40f493c65bafe1da1dfd [2021-11-07 01:43:42,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:43:42,974 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:43:42,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:43:42,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:43:42,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:43:42,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:43:42" (1/1) ... [2021-11-07 01:43:42,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@436f6b28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:42, skipping insertion in model container [2021-11-07 01:43:42,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:43:42" (1/1) ... [2021-11-07 01:43:43,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:43:43,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:43:43,285 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_dac01553-0ad6-496e-9e0b-0753da559313/sv-benchmarks/c/array-fpi/ms2.c[586,599] [2021-11-07 01:43:43,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:43:43,310 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:43:43,324 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_dac01553-0ad6-496e-9e0b-0753da559313/sv-benchmarks/c/array-fpi/ms2.c[586,599] [2021-11-07 01:43:43,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:43:43,346 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:43:43,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:43 WrapperNode [2021-11-07 01:43:43,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:43:43,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:43:43,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:43:43,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:43:43,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:43" (1/1) ... [2021-11-07 01:43:43,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:43" (1/1) ... [2021-11-07 01:43:43,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:43:43,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:43:43,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:43:43,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:43:43,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:43" (1/1) ... [2021-11-07 01:43:43,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:43" (1/1) ... [2021-11-07 01:43:43,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:43" (1/1) ... [2021-11-07 01:43:43,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:43" (1/1) ... [2021-11-07 01:43:43,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:43" (1/1) ... [2021-11-07 01:43:43,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:43" (1/1) ... [2021-11-07 01:43:43,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:43" (1/1) ... [2021-11-07 01:43:43,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:43:43,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:43:43,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:43:43,456 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:43:43,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:43" (1/1) ... [2021-11-07 01:43:43,468 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:43:43,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:43:43,493 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:43:43,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:43:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 01:43:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:43:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 01:43:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:43:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:43:43,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:43:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 01:43:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:43:44,032 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:43:44,033 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-11-07 01:43:44,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:43:44 BoogieIcfgContainer [2021-11-07 01:43:44,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:43:44,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:43:44,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:43:44,042 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:43:44,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:43:42" (1/3) ... [2021-11-07 01:43:44,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@167ea92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:43:44, skipping insertion in model container [2021-11-07 01:43:44,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:43" (2/3) ... [2021-11-07 01:43:44,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@167ea92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:43:44, skipping insertion in model container [2021-11-07 01:43:44,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:43:44" (3/3) ... [2021-11-07 01:43:44,062 INFO L111 eAbstractionObserver]: Analyzing ICFG ms2.c [2021-11-07 01:43:44,068 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:43:44,069 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 01:43:44,142 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:43:44,152 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 01:43:44,153 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 01:43:44,169 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.625) internal successors, (13), 9 states have internal predecessors, (13), 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 01:43:44,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-07 01:43:44,179 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:43:44,180 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-07 01:43:44,181 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:43:44,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:43:44,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1569259291, now seen corresponding path program 1 times [2021-11-07 01:43:44,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:43:44,198 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733757096] [2021-11-07 01:43:44,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:43:44,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:43:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:43:44,488 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 01:43:44,488 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:43:44,489 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733757096] [2021-11-07 01:43:44,491 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733757096] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:43:44,491 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:43:44,491 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 01:43:44,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563381654] [2021-11-07 01:43:44,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:43:44,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:43:44,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:43:44,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:43:44,524 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.625) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) 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 01:43:44,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:43:44,576 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2021-11-07 01:43:44,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:43:44,578 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) 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 01:43:44,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:43:44,587 INFO L225 Difference]: With dead ends: 18 [2021-11-07 01:43:44,587 INFO L226 Difference]: Without dead ends: 8 [2021-11-07 01:43:44,591 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:43:44,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2021-11-07 01:43:44,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2021-11-07 01:43:44,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:43:44,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 9 transitions. [2021-11-07 01:43:44,649 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 9 transitions. Word has length 6 [2021-11-07 01:43:44,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:43:44,650 INFO L470 AbstractCegarLoop]: Abstraction has 8 states and 9 transitions. [2021-11-07 01:43:44,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) 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 01:43:44,651 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2021-11-07 01:43:44,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-07 01:43:44,651 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:43:44,651 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:43:44,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 01:43:44,652 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:43:44,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:43:44,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1413400264, now seen corresponding path program 1 times [2021-11-07 01:43:44,653 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:43:44,654 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530441977] [2021-11-07 01:43:44,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:43:44,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:43:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:43:44,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 01:43:44,772 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:43:44,773 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530441977] [2021-11-07 01:43:44,773 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530441977] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:43:44,773 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:43:44,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 01:43:44,774 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992071411] [2021-11-07 01:43:44,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:43:44,777 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:43:44,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:43:44,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:43:44,780 INFO L87 Difference]: Start difference. First operand 8 states and 9 transitions. Second operand has 4 states, 4 states have (on average 1.75) 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 01:43:44,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:43:44,817 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2021-11-07 01:43:44,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:43:44,818 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) 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 01:43:44,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:43:44,819 INFO L225 Difference]: With dead ends: 12 [2021-11-07 01:43:44,819 INFO L226 Difference]: Without dead ends: 9 [2021-11-07 01:43:44,820 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:43:44,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2021-11-07 01:43:44,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-11-07 01:43:44,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 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 01:43:44,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2021-11-07 01:43:44,826 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 10 transitions. Word has length 7 [2021-11-07 01:43:44,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:43:44,827 INFO L470 AbstractCegarLoop]: Abstraction has 9 states and 10 transitions. [2021-11-07 01:43:44,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) 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 01:43:44,828 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2021-11-07 01:43:44,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-07 01:43:44,829 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:43:44,830 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:43:44,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 01:43:44,834 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:43:44,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:43:44,847 INFO L85 PathProgramCache]: Analyzing trace with hash -865774635, now seen corresponding path program 1 times [2021-11-07 01:43:44,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:43:44,847 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537505677] [2021-11-07 01:43:44,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:43:44,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:43:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:43:45,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 01:43:45,050 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:43:45,050 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537505677] [2021-11-07 01:43:45,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537505677] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:43:45,051 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [875519250] [2021-11-07 01:43:45,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:43:45,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:43:45,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:43:45,058 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:43:45,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 01:43:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:43:45,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:43:45,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:43:45,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:43:45,376 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 36 treesize of output 28 [2021-11-07 01:43:45,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 01:43:45,462 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:43:45,653 INFO L354 Elim1Store]: treesize reduction 48, result has 64.2 percent of original size [2021-11-07 01:43:45,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 64 treesize of output 119 [2021-11-07 01:43:45,989 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 8 treesize of output 4 [2021-11-07 01:43:46,072 INFO L354 Elim1Store]: treesize reduction 14, result has 6.7 percent of original size [2021-11-07 01:43:46,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 17 [2021-11-07 01:43:46,172 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 16 treesize of output 8 [2021-11-07 01:43:46,199 INFO L354 Elim1Store]: treesize reduction 14, result has 6.7 percent of original size [2021-11-07 01:43:46,200 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 36 treesize of output 20 [2021-11-07 01:43:46,240 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,241 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 78 treesize of output 73 [2021-11-07 01:43:46,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 01:43:46,315 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [875519250] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:43:46,316 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1343937174] [2021-11-07 01:43:46,344 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 01:43:46,345 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:43:46,350 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:43:46,356 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:43:46,356 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:43:46,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,394 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:46,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:43:46,397 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:46,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,398 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:43:46,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 01:43:46,415 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|], 21=[|v_#valid_20|]} [2021-11-07 01:43:46,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:43:46,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:43:46,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:43:46,432 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:46,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:46,461 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:43:46,509 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,513 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:43:46,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:43:46,516 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:46,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:46,537 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,540 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 01:43:46,543 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:43:46,544 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 01:43:46,558 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 01:43:46,560 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:46,561 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 01:43:46,563 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:46,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 01:43:46,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 01:43:46,580 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_18|], 28=[|v_#valid_21|]} [2021-11-07 01:43:46,591 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:43:46,592 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:46,593 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,594 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:46,594 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:46,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,631 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 01:43:46,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-07 01:43:46,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 01:43:46,636 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 01:43:46,637 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:46,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:46,657 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-07 01:43:46,690 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 01:43:46,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 01:43:46,697 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:46,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:46,712 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 01:43:46,725 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:43:46,726 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 01:43:46,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,754 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:46,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 01:43:46,766 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 01:43:46,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:46,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 100 [2021-11-07 01:43:46,811 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:43:46,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:43:46,818 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:46,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:46,833 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:46,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 01:43:46,855 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:43:46,855 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 01:43:46,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:46,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:46,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,017 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,058 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,084 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,087 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 01:43:47,091 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,092 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 01:43:47,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 01:43:47,096 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-07 01:43:47,112 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,116 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 01:43:47,120 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 01:43:47,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 01:43:47,125 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 01:43:47,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 570 [2021-11-07 01:43:47,140 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 01:43:47,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 01:43:47,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 01:43:47,294 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:43:47,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:43:47,303 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:47,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 01:43:47,416 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:43:47,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:43:47,423 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:47,446 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:43:47,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:47,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:47,449 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:47,473 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:43:47,474 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:47,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:47,476 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:47,498 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:43:47,499 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:47,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:47,501 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:47,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:47,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 119 [2021-11-07 01:43:47,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 01:43:47,579 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,580 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 01:43:47,580 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:47,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,671 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,700 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 01:43:47,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 01:43:47,714 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 01:43:47,714 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 01:43:47,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,821 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 01:43:47,824 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 01:43:47,825 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:43:47,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 01:43:47,837 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:43:47,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:47,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:47,840 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:47,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,847 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 01:43:47,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:43:47,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:43:47,858 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:47,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 01:43:47,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:43:47,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:43:47,868 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:47,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,875 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,879 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-07 01:43:47,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-07 01:43:47,882 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:43:47,882 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:160 [2021-11-07 01:43:47,889 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 01:43:47,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:43:47,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,897 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,898 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:43:47,900 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:43:47,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-07 01:43:47,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:43:47,911 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:43:47,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:43:47,913 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:47,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,917 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 01:43:47,921 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:43:47,921 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-07 01:43:47,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:47,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,961 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 01:43:47,968 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,975 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,978 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:43:47,980 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 01:43:47,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 01:43:47,984 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,986 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-07 01:43:47,991 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,993 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,994 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 01:43:47,996 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:47,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:47,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:43:48,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 01:43:48,000 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:48,002 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,004 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-07 01:43:48,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 297 [2021-11-07 01:43:48,009 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:48,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-07 01:43:48,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-07 01:43:48,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:48,035 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-07 01:43:48,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:43:48,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:43:48,039 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:48,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:43:48,049 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:43:48,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,050 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:43:48,051 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:48,059 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:43:48,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:48,060 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:48,061 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:48,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:48,080 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,087 INFO L180 QuantifierPusher]: treesize reduction 121, result has 54.3 percent of original size [2021-11-07 01:43:48,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 01:43:48,090 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:43:48,090 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-07 01:43:48,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:48,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:48,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:48,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:48,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:48,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:48,133 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 01:43:48,137 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:48,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:43:48,138 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:48,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:43:48,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 01:43:48,144 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_3], 6=[|v_#memory_int_33|]} [2021-11-07 01:43:48,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:43:48,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,152 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:43:48,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:43:48,153 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:48,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:48,161 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:48,172 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-07 01:43:48,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:48,174 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:48,175 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:48,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:48,182 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 01:43:48,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:48,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 01:43:48,187 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:43:48,188 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 01:43:48,195 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:43:48,885 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:43:48,886 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:43:48,886 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2021-11-07 01:43:48,886 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063481593] [2021-11-07 01:43:48,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 01:43:48,887 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:43:48,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 01:43:48,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-11-07 01:43:48,888 INFO L87 Difference]: Start difference. First operand 9 states and 10 transitions. Second operand has 10 states, 10 states have (on average 1.5) internal successors, (15), 10 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 01:43:48,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:43:48,981 INFO L93 Difference]: Finished difference Result 13 states and 14 transitions. [2021-11-07 01:43:48,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:43:48,982 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-07 01:43:48,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:43:48,982 INFO L225 Difference]: With dead ends: 13 [2021-11-07 01:43:48,982 INFO L226 Difference]: Without dead ends: 10 [2021-11-07 01:43:48,983 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 14 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2021-11-07 01:43:48,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-07 01:43:48,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-07 01:43:48,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:43:48,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2021-11-07 01:43:48,985 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 8 [2021-11-07 01:43:48,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:43:48,986 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2021-11-07 01:43:48,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.5) internal successors, (15), 10 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 01:43:48,986 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-07 01:43:48,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-07 01:43:48,986 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:43:48,986 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:43:49,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:43:49,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:43:49,187 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:43:49,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:43:49,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1069249320, now seen corresponding path program 2 times [2021-11-07 01:43:49,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:43:49,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125972076] [2021-11-07 01:43:49,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:43:49,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:43:49,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:43:49,261 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:49,261 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:43:49,261 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125972076] [2021-11-07 01:43:49,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125972076] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:43:49,261 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [527866048] [2021-11-07 01:43:49,262 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 01:43:49,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:43:49,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:43:49,263 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:43:49,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 01:43:49,337 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-07 01:43:49,338 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:43:49,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 01:43:49,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:43:49,415 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:49,415 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:43:49,458 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:49,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [527866048] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:43:49,458 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [39192475] [2021-11-07 01:43:49,460 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 01:43:49,461 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:43:49,461 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:43:49,461 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:43:49,461 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:43:49,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,469 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:49,469 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,470 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:43:49,470 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:49,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,471 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:43:49,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 01:43:49,477 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_20|], 21=[|v_#valid_23|]} [2021-11-07 01:43:49,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:43:49,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:43:49,489 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:43:49,490 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:49,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:49,497 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:43:49,517 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:43:49,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,520 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:43:49,521 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:49,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:49,526 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,528 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 01:43:49,531 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:43:49,532 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 01:43:49,540 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 01:43:49,541 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:49,542 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 01:43:49,543 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:49,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 01:43:49,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 01:43:49,554 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_21|], 28=[|v_#valid_24|]} [2021-11-07 01:43:49,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,607 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 01:43:49,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-07 01:43:49,608 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,610 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 01:43:49,611 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 01:43:49,612 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:49,622 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:43:49,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:49,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:49,624 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:49,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:49,635 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-07 01:43:49,663 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,666 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 01:43:49,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 01:43:49,668 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:49,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:49,679 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,687 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 01:43:49,695 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:43:49,696 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 01:43:49,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,705 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:49,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 01:43:49,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 01:43:49,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:49,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 100 [2021-11-07 01:43:49,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:43:49,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:43:49,753 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:49,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:49,765 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,769 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 01:43:49,774 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:43:49,774 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 01:43:49,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:49,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:49,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:49,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,913 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:49,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,935 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:49,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,943 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:49,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 01:43:49,946 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:49,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 01:43:49,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-07 01:43:49,955 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:49,960 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 453 [2021-11-07 01:43:49,974 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:49,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,982 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:49,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,983 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 01:43:49,985 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:49,986 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:49,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 01:43:49,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 474 [2021-11-07 01:43:49,993 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,006 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 451 [2021-11-07 01:43:50,018 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 932 [2021-11-07 01:43:50,019 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,025 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,031 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 01:43:50,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 01:43:50,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:43:50,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:50,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,072 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:50,072 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 01:43:50,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:43:50,201 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:43:50,202 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 01:43:50,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:43:50,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:43:50,315 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 119 [2021-11-07 01:43:50,425 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 01:43:50,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 01:43:50,431 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,448 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:43:50,449 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:50,449 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:50,450 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,464 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:43:50,465 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:50,465 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:50,466 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,538 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,585 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 01:43:50,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 01:43:50,602 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 01:43:50,603 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 01:43:50,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,694 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 01:43:50,695 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 01:43:50,697 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,697 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:43:50,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 01:43:50,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 01:43:50,710 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:43:50,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:43:50,712 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 01:43:50,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:43:50,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:43:50,721 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,730 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,735 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:43:50,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,736 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:50,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:50,737 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,744 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,747 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-07 01:43:50,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-07 01:43:50,750 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:43:50,750 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:160 [2021-11-07 01:43:50,756 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 01:43:50,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:43:50,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,763 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,764 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:43:50,765 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,765 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,766 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:43:50,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-07 01:43:50,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:43:50,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:43:50,776 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:43:50,777 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,780 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 01:43:50,782 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,783 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-07 01:43:50,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,814 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 01:43:50,819 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,822 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:43:50,823 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:43:50,826 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,827 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,827 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,828 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 01:43:50,829 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 01:43:50,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 01:43:50,831 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,832 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-07 01:43:50,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-07 01:43:50,835 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-07 01:43:50,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-07 01:43:50,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:43:50,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:43:50,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:43:50,856 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,864 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:43:50,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:50,865 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:50,866 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,879 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-07 01:43:50,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:43:50,881 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:43:50,882 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,899 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,905 INFO L180 QuantifierPusher]: treesize reduction 117, result has 55.2 percent of original size [2021-11-07 01:43:50,907 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 01:43:50,907 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:43:50,908 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-07 01:43:50,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,952 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 01:43:50,954 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,955 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:43:50,956 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:43:50,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:43:50,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 01:43:50,962 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_6], 6=[|v_#memory_int_42|]} [2021-11-07 01:43:50,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:43:50,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:43:50,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:43:50,971 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,978 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:43:50,989 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-07 01:43:50,990 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:50,991 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:50,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:43:50,992 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:43:50,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:43:50,999 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 01:43:51,001 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:43:51,003 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 01:43:51,003 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:43:51,004 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 01:43:51,011 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:43:51,649 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:43:51,649 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:43:51,649 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2021-11-07 01:43:51,649 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727862281] [2021-11-07 01:43:51,650 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 01:43:51,650 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:43:51,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 01:43:51,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2021-11-07 01:43:51,651 INFO L87 Difference]: Start difference. First operand 10 states and 11 transitions. Second operand has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 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 01:43:51,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:43:51,712 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2021-11-07 01:43:51,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 01:43:51,713 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 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 01:43:51,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:43:51,714 INFO L225 Difference]: With dead ends: 17 [2021-11-07 01:43:51,714 INFO L226 Difference]: Without dead ends: 11 [2021-11-07 01:43:51,714 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2021-11-07 01:43:51,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2021-11-07 01:43:51,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2021-11-07 01:43:51,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.2) internal successors, (12), 10 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 01:43:51,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 12 transitions. [2021-11-07 01:43:51,717 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 12 transitions. Word has length 9 [2021-11-07 01:43:51,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:43:51,717 INFO L470 AbstractCegarLoop]: Abstraction has 11 states and 12 transitions. [2021-11-07 01:43:51,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 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 01:43:51,717 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2021-11-07 01:43:51,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-07 01:43:51,718 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:43:51,718 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-11-07 01:43:51,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:43:51,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:43:51,919 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:43:51,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:43:51,919 INFO L85 PathProgramCache]: Analyzing trace with hash -732622939, now seen corresponding path program 3 times [2021-11-07 01:43:51,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:43:51,920 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966194370] [2021-11-07 01:43:51,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:43:51,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:43:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:43:52,247 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:52,247 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:43:52,248 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966194370] [2021-11-07 01:43:52,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966194370] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:43:52,248 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115429196] [2021-11-07 01:43:52,248 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 01:43:52,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:43:52,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:43:52,257 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:43:52,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-07 01:43:52,335 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 01:43:52,335 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:43:52,336 WARN L261 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-07 01:43:52,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:43:52,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 64 [2021-11-07 01:43:52,411 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 23 treesize of output 9 [2021-11-07 01:43:52,466 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 18 treesize of output 3 [2021-11-07 01:43:55,299 INFO L354 Elim1Store]: treesize reduction 137, result has 22.2 percent of original size [2021-11-07 01:43:55,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 129 treesize of output 134 [2021-11-07 01:43:59,777 INFO L354 Elim1Store]: treesize reduction 90, result has 47.4 percent of original size [2021-11-07 01:43:59,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 183 treesize of output 217 [2021-11-07 01:44:02,768 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-11-07 01:44:02,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 139 treesize of output 110 [2021-11-07 01:44:02,910 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 01:44:02,910 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:17,190 WARN L207 SmtUtils]: Spent 13.99 s on a formula simplification that was a NOOP. DAG size: 43 [2021-11-07 01:44:19,295 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 313 treesize of output 289 [2021-11-07 01:44:19,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 01:44:19,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1115429196] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:44:19,452 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [270551429] [2021-11-07 01:44:19,454 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 01:44:19,455 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:44:19,455 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:44:19,455 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:44:19,456 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:44:19,461 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,462 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:19,463 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,463 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:44:19,464 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:19,464 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:44:19,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 01:44:19,469 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_22|], 21=[|v_#valid_25|]} [2021-11-07 01:44:19,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:44:19,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:19,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:19,484 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:19,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:19,490 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:44:19,512 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:44:19,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:44:19,516 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:19,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:19,521 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 01:44:19,525 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:44:19,526 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 01:44:19,534 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 01:44:19,535 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:19,535 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 01:44:19,536 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:19,537 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,538 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 01:44:19,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 01:44:19,545 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_23|], 28=[|v_#valid_26|]} [2021-11-07 01:44:19,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,664 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 01:44:19,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-07 01:44:19,666 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 01:44:19,668 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,669 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 01:44:19,669 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:19,678 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:19,679 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:19,680 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:19,680 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:19,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:19,691 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-07 01:44:19,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 01:44:19,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 01:44:19,731 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:19,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:19,740 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,746 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 01:44:19,746 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:44:19,747 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 01:44:19,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,759 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:19,760 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 01:44:19,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 01:44:19,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:19,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 100 [2021-11-07 01:44:19,806 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,810 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:44:19,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:44:19,811 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:19,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:19,821 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,827 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 01:44:19,828 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:44:19,828 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 01:44:19,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:19,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:19,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:19,967 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,983 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:19,993 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:19,999 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,004 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,005 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,006 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,006 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 01:44:20,007 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 01:44:20,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 474 [2021-11-07 01:44:20,014 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 451 [2021-11-07 01:44:20,029 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,034 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,035 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 01:44:20,038 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 01:44:20,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-07 01:44:20,044 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,049 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 453 [2021-11-07 01:44:20,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 932 [2021-11-07 01:44:20,065 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 01:44:20,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 01:44:20,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 119 [2021-11-07 01:44:20,190 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 01:44:20,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 01:44:20,196 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,212 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:20,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:20,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:20,214 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 01:44:20,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:44:20,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:44:20,319 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,334 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:20,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:20,335 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:20,335 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,353 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:20,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:20,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:20,355 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 01:44:20,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,427 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:44:20,428 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:44:20,430 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,522 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,571 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 01:44:20,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 01:44:20,582 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 01:44:20,583 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 01:44:20,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,678 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 01:44:20,680 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,681 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 01:44:20,681 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:44:20,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 01:44:20,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 01:44:20,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:20,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:20,697 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2021-11-07 01:44:20,705 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:20,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:20,706 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,715 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,719 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:20,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:20,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:20,721 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,724 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,726 INFO L180 QuantifierPusher]: treesize reduction 4, result has 95.0 percent of original size [2021-11-07 01:44:20,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:44:20,727 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,727 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:76 [2021-11-07 01:44:20,733 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 01:44:20,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:44:20,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,740 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,741 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,741 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:44:20,742 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,742 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:44:20,744 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-07 01:44:20,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:44:20,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:20,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:20,752 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,755 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 01:44:20,757 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,758 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-07 01:44:20,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,801 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,804 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 01:44:20,809 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,811 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,812 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,813 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,813 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,814 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 01:44:20,814 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 01:44:20,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 01:44:20,816 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-07 01:44:20,818 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:44:20,819 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,819 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,820 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:44:20,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-07 01:44:20,822 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-07 01:44:20,827 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-07 01:44:20,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:44:20,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:20,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:20,841 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,847 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:20,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:20,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:20,849 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,861 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-07 01:44:20,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:20,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:20,863 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,883 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,887 INFO L180 QuantifierPusher]: treesize reduction 117, result has 55.2 percent of original size [2021-11-07 01:44:20,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 01:44:20,890 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:44:20,890 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-07 01:44:20,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,924 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 01:44:20,926 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:44:20,929 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:20,929 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:44:20,931 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 01:44:20,933 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_54|], 6=[v_prenex_9]} [2021-11-07 01:44:20,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:44:20,942 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,942 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:20,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:20,943 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,951 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:20,963 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-07 01:44:20,964 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:20,965 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:20,966 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:20,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:20,974 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 01:44:20,976 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:20,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 01:44:20,978 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:44:20,978 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 01:44:20,986 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:44:21,865 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:44:21,865 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:44:21,865 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 18 [2021-11-07 01:44:21,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317728195] [2021-11-07 01:44:21,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-07 01:44:21,866 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:44:21,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-07 01:44:21,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=388, Unknown=0, NotChecked=0, Total=462 [2021-11-07 01:44:21,867 INFO L87 Difference]: Start difference. First operand 11 states and 12 transitions. Second operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 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 01:44:31,208 WARN L207 SmtUtils]: Spent 8.32 s on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2021-11-07 01:44:37,745 WARN L207 SmtUtils]: Spent 6.15 s on a formula simplification. DAG size of input: 60 DAG size of output: 53 [2021-11-07 01:44:46,172 WARN L207 SmtUtils]: Spent 8.34 s on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2021-11-07 01:44:46,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:46,177 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2021-11-07 01:44:46,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 01:44:46,177 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 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 10 [2021-11-07 01:44:46,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:46,178 INFO L225 Difference]: With dead ends: 17 [2021-11-07 01:44:46,178 INFO L226 Difference]: Without dead ends: 13 [2021-11-07 01:44:46,179 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 41.3s TimeCoverageRelationStatistics Valid=175, Invalid=817, Unknown=0, NotChecked=0, Total=992 [2021-11-07 01:44:46,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-07 01:44:46,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-11-07 01:44:46,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 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 01:44:46,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2021-11-07 01:44:46,183 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 10 [2021-11-07 01:44:46,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:46,184 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2021-11-07 01:44:46,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 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 01:44:46,184 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-07 01:44:46,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-07 01:44:46,185 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:46,185 INFO L513 BasicCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:46,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:46,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:44:46,386 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:46,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:46,387 INFO L85 PathProgramCache]: Analyzing trace with hash 322731013, now seen corresponding path program 4 times [2021-11-07 01:44:46,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:44:46,387 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118192099] [2021-11-07 01:44:46,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:46,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:44:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:46,511 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:46,511 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:44:46,512 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118192099] [2021-11-07 01:44:46,512 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118192099] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:44:46,512 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1177430978] [2021-11-07 01:44:46,512 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 01:44:46,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:44:46,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:44:46,523 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:44:46,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-07 01:44:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:46,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:44:46,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:46,788 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 01:44:46,789 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:46,846 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 01:44:46,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1177430978] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:44:46,846 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [900579421] [2021-11-07 01:44:46,849 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 01:44:46,849 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:44:46,849 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:44:46,849 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:44:46,849 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:44:46,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:46,858 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:46,859 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:46,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:44:46,860 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:46,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:46,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:44:46,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 01:44:46,866 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_25|], 21=[|v_#valid_28|]} [2021-11-07 01:44:46,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:46,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:46,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:46,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:44:46,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:46,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:46,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:46,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:46,891 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:46,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:46,899 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:46,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:46,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:46,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:46,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:46,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:46,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:46,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:46,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:46,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:46,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:44:46,937 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:46,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:44:46,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:46,942 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:44:46,942 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:46,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:46,948 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:46,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:46,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 01:44:46,953 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:44:46,953 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 01:44:46,961 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 01:44:46,962 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:46,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:46,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 01:44:46,963 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:46,964 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:46,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 01:44:46,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 01:44:46,980 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_26|], 28=[|v_#valid_29|]} [2021-11-07 01:44:46,993 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:46,993 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:46,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:46,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:46,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:46,995 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:47,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,033 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 01:44:47,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-07 01:44:47,034 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 01:44:47,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 01:44:47,037 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:47,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:47,049 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-07 01:44:47,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 01:44:47,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 01:44:47,089 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:47,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:47,100 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 01:44:47,107 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:44:47,107 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 01:44:47,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,114 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:47,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 01:44:47,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 01:44:47,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 100 [2021-11-07 01:44:47,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:44:47,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:44:47,178 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:47,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:47,189 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 01:44:47,196 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:44:47,196 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 01:44:47,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:47,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:47,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:47,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,313 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:47,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,321 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:47,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,323 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:47,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 01:44:47,326 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:47,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 01:44:47,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 01:44:47,329 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:47,330 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 01:44:47,333 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:47,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,335 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:47,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 01:44:47,338 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:47,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 01:44:47,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 01:44:47,341 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:47,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,342 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-07 01:44:47,348 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 570 [2021-11-07 01:44:47,348 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:47,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,358 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 01:44:47,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 01:44:47,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 01:44:47,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:44:47,524 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:44:47,525 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:47,546 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:47,546 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:47,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:47,548 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:47,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 01:44:47,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:44:47,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,677 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:44:47,677 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:47,697 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:47,697 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:47,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:47,699 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:47,717 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:47,717 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:47,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:47,719 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:47,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:47,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 119 [2021-11-07 01:44:47,788 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 01:44:47,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 01:44:47,794 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:47,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:47,885 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:47,919 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 01:44:47,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 01:44:47,932 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 01:44:47,933 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 01:44:47,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,058 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 01:44:48,060 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,061 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:44:48,061 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,062 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 01:44:48,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 01:44:48,073 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:48,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:48,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:48,075 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:48,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,083 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 01:44:48,095 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:48,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:48,096 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:48,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:48,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2021-11-07 01:44:48,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:48,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:48,108 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:48,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,112 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,113 INFO L180 QuantifierPusher]: treesize reduction 4, result has 95.0 percent of original size [2021-11-07 01:44:48,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:44:48,115 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:44:48,115 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:76 [2021-11-07 01:44:48,122 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 01:44:48,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:44:48,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,128 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:44:48,131 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size 67 [2021-11-07 01:44:48,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:44:48,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:48,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:48,140 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:48,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,144 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,145 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.4 percent of original size [2021-11-07 01:44:48,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-11-07 01:44:48,147 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:44:48,147 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:62 [2021-11-07 01:44:48,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,189 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,190 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 01:44:48,196 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,200 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,203 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:44:48,205 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,205 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 01:44:48,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2021-11-07 01:44:48,208 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 01:44:48,213 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,215 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,216 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:44:48,217 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,218 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 01:44:48,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-07 01:44:48,220 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 01:44:48,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 257 [2021-11-07 01:44:48,226 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,228 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-07 01:44:48,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 223 [2021-11-07 01:44:48,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:48,254 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-07 01:44:48,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:44:48,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:44:48,257 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:48,266 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:48,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:48,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:48,268 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:48,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:44:48,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,281 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:48,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,281 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:48,283 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:48,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,304 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,310 INFO L180 QuantifierPusher]: treesize reduction 119, result has 54.8 percent of original size [2021-11-07 01:44:48,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 01:44:48,313 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:44:48,313 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:419, output treesize:144 [2021-11-07 01:44:48,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,365 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 01:44:48,367 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,368 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:44:48,369 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:48,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,370 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:44:48,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 01:44:48,376 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_11], 6=[|v_#memory_int_66|]} [2021-11-07 01:44:48,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:44:48,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:48,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:48,389 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:48,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,396 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:48,410 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-07 01:44:48,411 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,412 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:48,413 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:48,413 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:48,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:48,422 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 01:44:48,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:48,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 01:44:48,426 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:44:48,427 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 01:44:48,437 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:44:49,362 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:44:49,362 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:44:49,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 14 [2021-11-07 01:44:49,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567092636] [2021-11-07 01:44:49,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-07 01:44:49,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:44:49,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-07 01:44:49,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2021-11-07 01:44:49,364 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. Second operand has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:49,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:49,488 INFO L93 Difference]: Finished difference Result 22 states and 24 transitions. [2021-11-07 01:44:49,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 01:44:49,489 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-07 01:44:49,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:49,489 INFO L225 Difference]: With dead ends: 22 [2021-11-07 01:44:49,489 INFO L226 Difference]: Without dead ends: 14 [2021-11-07 01:44:49,490 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2021-11-07 01:44:49,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-11-07 01:44:49,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-11-07 01:44:49,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 13 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 01:44:49,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2021-11-07 01:44:49,496 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 12 [2021-11-07 01:44:49,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:49,496 INFO L470 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2021-11-07 01:44:49,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:49,496 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2021-11-07 01:44:49,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-07 01:44:49,497 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:49,497 INFO L513 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:49,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:49,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:44:49,713 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:49,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:49,713 INFO L85 PathProgramCache]: Analyzing trace with hash 10611224, now seen corresponding path program 5 times [2021-11-07 01:44:49,713 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:44:49,713 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878261031] [2021-11-07 01:44:49,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:49,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:44:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:49,870 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:49,870 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:44:49,870 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878261031] [2021-11-07 01:44:49,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878261031] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:44:49,870 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1807112962] [2021-11-07 01:44:49,871 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 01:44:49,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:44:49,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:44:49,872 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:44:49,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-07 01:44:50,008 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-07 01:44:50,008 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:44:50,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-07 01:44:50,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:50,173 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:50,173 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:50,252 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:50,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1807112962] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:44:50,253 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [826846116] [2021-11-07 01:44:50,255 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 01:44:50,255 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:44:50,256 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:44:50,256 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:44:50,256 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:44:50,262 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,262 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,263 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:44:50,264 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,265 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:44:50,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 01:44:50,270 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_28|], 21=[|v_#valid_31|]} [2021-11-07 01:44:50,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:44:50,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:50,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:50,289 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:50,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:50,293 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:44:50,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:44:50,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:44:50,325 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:50,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:50,329 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,331 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,333 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 01:44:50,334 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:44:50,334 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 01:44:50,342 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 01:44:50,343 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 01:44:50,345 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 01:44:50,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 01:44:50,355 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_29|], 28=[|v_#valid_32|]} [2021-11-07 01:44:50,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,430 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 01:44:50,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-07 01:44:50,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 01:44:50,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 01:44:50,436 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:50,446 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:50,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:50,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:50,449 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:50,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:50,466 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-07 01:44:50,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 01:44:50,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 01:44:50,508 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:50,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:50,517 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 01:44:50,524 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:44:50,524 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 01:44:50,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,532 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 01:44:50,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 01:44:50,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 100 [2021-11-07 01:44:50,584 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:44:50,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:44:50,590 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:50,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:50,599 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 01:44:50,606 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:44:50,606 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 01:44:50,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:50,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:50,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:50,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,713 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,722 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,725 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 01:44:50,728 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,729 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 01:44:50,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 01:44:50,731 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,732 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-07 01:44:50,736 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,739 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,740 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 01:44:50,741 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,742 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 01:44:50,745 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 01:44:50,745 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,748 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 01:44:50,755 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 570 [2021-11-07 01:44:50,755 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:50,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 01:44:50,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 01:44:50,809 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:50,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,810 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:50,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:50,811 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:50,835 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:50,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:50,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:50,837 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:50,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 01:44:50,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:44:50,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:50,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:44:50,960 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:50,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:50,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 119 [2021-11-07 01:44:51,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 01:44:51,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 01:44:51,105 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:51,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 01:44:51,234 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:44:51,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:44:51,244 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:51,260 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:51,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:51,262 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:51,262 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:51,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,329 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,358 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 01:44:51,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 01:44:51,371 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 01:44:51,371 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 01:44:51,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,467 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 01:44:51,469 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,470 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,470 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:44:51,470 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,471 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 01:44:51,473 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 01:44:51,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 01:44:51,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:51,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:51,489 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:51,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 01:44:51,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:51,501 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:44:51,502 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:51,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,517 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,523 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:51,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:51,524 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:51,525 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:51,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,531 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,535 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-07 01:44:51,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-07 01:44:51,538 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:44:51,538 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:160 [2021-11-07 01:44:51,546 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 01:44:51,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:44:51,551 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,553 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,553 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:44:51,556 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,556 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,557 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:44:51,558 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-07 01:44:51,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:44:51,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,574 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:51,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:51,575 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:51,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,578 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,579 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,580 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 01:44:51,581 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:44:51,581 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-07 01:44:51,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,608 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,611 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 01:44:51,619 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,624 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,626 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,627 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:44:51,629 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,630 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,630 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 01:44:51,633 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 01:44:51,633 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-07 01:44:51,639 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,641 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,642 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:44:51,644 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,644 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 01:44:51,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 01:44:51,648 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-07 01:44:51,654 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 297 [2021-11-07 01:44:51,655 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-07 01:44:51,661 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-07 01:44:51,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,682 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-07 01:44:51,683 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:44:51,684 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:44:51,685 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:51,693 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 01:44:51,694 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:51,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,695 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:51,695 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:51,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:44:51,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:51,707 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,707 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:51,707 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:51,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,722 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,727 INFO L180 QuantifierPusher]: treesize reduction 121, result has 54.3 percent of original size [2021-11-07 01:44:51,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 01:44:51,730 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:44:51,730 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-07 01:44:51,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,763 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 01:44:51,765 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,766 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:44:51,769 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:44:51,769 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,770 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 01:44:51,771 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 01:44:51,775 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_79|], 6=[v_prenex_14]} [2021-11-07 01:44:51,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:44:51,784 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:51,785 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 01:44:51,786 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:51,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,793 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:51,805 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-07 01:44:51,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:51,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 01:44:51,809 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:44:51,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:51,815 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 01:44:51,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:44:51,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 01:44:51,822 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:44:51,822 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 01:44:51,832 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:44:52,610 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:44:52,611 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:44:52,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 16 [2021-11-07 01:44:52,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259663412] [2021-11-07 01:44:52,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-07 01:44:52,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:44:52,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-07 01:44:52,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=293, Unknown=0, NotChecked=0, Total=380 [2021-11-07 01:44:52,613 INFO L87 Difference]: Start difference. First operand 14 states and 15 transitions. Second operand has 16 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:52,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:52,757 INFO L93 Difference]: Finished difference Result 23 states and 25 transitions. [2021-11-07 01:44:52,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-07 01:44:52,758 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-07 01:44:52,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:52,758 INFO L225 Difference]: With dead ends: 23 [2021-11-07 01:44:52,758 INFO L226 Difference]: Without dead ends: 15 [2021-11-07 01:44:52,759 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=117, Invalid=389, Unknown=0, NotChecked=0, Total=506 [2021-11-07 01:44:52,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2021-11-07 01:44:52,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2021-11-07 01:44:52,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 14 states have internal predecessors, (16), 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 01:44:52,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2021-11-07 01:44:52,764 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 13 [2021-11-07 01:44:52,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:52,764 INFO L470 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2021-11-07 01:44:52,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:52,764 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2021-11-07 01:44:52,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-07 01:44:52,765 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:52,765 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:52,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:52,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:44:52,977 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:52,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:52,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1075167643, now seen corresponding path program 6 times [2021-11-07 01:44:52,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:44:52,978 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703215124] [2021-11-07 01:44:52,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:52,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:44:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:53,878 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:53,878 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:44:53,878 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703215124] [2021-11-07 01:44:53,879 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703215124] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:44:53,879 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1805420339] [2021-11-07 01:44:53,879 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 01:44:53,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:44:53,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:44:53,881 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:44:53,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dac01553-0ad6-496e-9e0b-0753da559313/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-07 01:44:53,995 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 01:44:53,995 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:44:53,996 WARN L261 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-07 01:44:53,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:54,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 01:44:54,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-11-07 01:44:54,154 INFO L354 Elim1Store]: treesize reduction 92, result has 21.4 percent of original size [2021-11-07 01:44:54,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 119 treesize of output 123 [2021-11-07 01:44:54,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:54,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-11-07 01:44:54,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:54,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 53 [2021-11-07 01:44:54,521 INFO L354 Elim1Store]: treesize reduction 186, result has 20.9 percent of original size [2021-11-07 01:44:54,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 178 treesize of output 179 [2021-11-07 01:44:54,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:54,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:54,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:54,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 47 [2021-11-07 01:44:54,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:54,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:54,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:54,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 77 [2021-11-07 01:44:55,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:55,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:55,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:44:55,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 51 [2021-11-07 01:45:29,259 WARN L207 SmtUtils]: Spent 7.70 s on a formula simplification. DAG size of input: 453 DAG size of output: 367 [2021-11-07 01:45:29,262 INFO L354 Elim1Store]: treesize reduction 1392, result has 66.7 percent of original size [2021-11-07 01:45:29,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 962 treesize of output 3484