./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ms4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-fpi/ms4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH --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 83260f11871b199c66fbefacd24c95d84ae219136106a5a3246a879f7c60a3e2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:06:48,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:06:48,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:06:48,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:06:48,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:06:48,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:06:48,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:06:48,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:06:48,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:06:48,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:06:48,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:06:48,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:06:48,303 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:06:48,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:06:48,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:06:48,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:06:48,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:06:48,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:06:48,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:06:48,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:06:48,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:06:48,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:06:48,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:06:48,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:06:48,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:06:48,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:06:48,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:06:48,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:06:48,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:06:48,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:06:48,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:06:48,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:06:48,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:06:48,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:06:48,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:06:48,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:06:48,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:06:48,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:06:48,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:06:48,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:06:48,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:06:48,367 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 04:06:48,414 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:06:48,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:06:48,415 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:06:48,416 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:06:48,416 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:06:48,416 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:06:48,416 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:06:48,416 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:06:48,417 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:06:48,417 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:06:48,417 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:06:48,417 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:06:48,417 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:06:48,418 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:06:48,418 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:06:48,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:06:48,419 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:06:48,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:06:48,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:06:48,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:06:48,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:06:48,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:06:48,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:06:48,423 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:06:48,423 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:06:48,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:06:48,424 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:06:48,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:06:48,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:06:48,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:06:48,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:06:48,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:06:48,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:06:48,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:06:48,427 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:06:48,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:06:48,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:06:48,429 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:06:48,429 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:06:48,429 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_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83260f11871b199c66fbefacd24c95d84ae219136106a5a3246a879f7c60a3e2 [2021-11-03 04:06:48,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:06:48,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:06:48,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:06:48,775 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:06:48,776 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:06:48,776 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/array-fpi/ms4.c [2021-11-03 04:06:48,877 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/data/5c0ed3d6e/9ca984bda0ca40ea81dde562df386c81/FLAGf3a31f6a3 [2021-11-03 04:06:49,348 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:06:49,349 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/sv-benchmarks/c/array-fpi/ms4.c [2021-11-03 04:06:49,361 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/data/5c0ed3d6e/9ca984bda0ca40ea81dde562df386c81/FLAGf3a31f6a3 [2021-11-03 04:06:49,715 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/data/5c0ed3d6e/9ca984bda0ca40ea81dde562df386c81 [2021-11-03 04:06:49,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:06:49,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:06:49,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:06:49,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:06:49,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:06:49,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:06:49" (1/1) ... [2021-11-03 04:06:49,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87911ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:49, skipping insertion in model container [2021-11-03 04:06:49,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:06:49" (1/1) ... [2021-11-03 04:06:49,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:06:49,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:06:49,902 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_e017775b-5d0e-42b5-a972-1fe5983a3835/sv-benchmarks/c/array-fpi/ms4.c[586,599] [2021-11-03 04:06:49,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:06:49,928 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:06:49,941 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_e017775b-5d0e-42b5-a972-1fe5983a3835/sv-benchmarks/c/array-fpi/ms4.c[586,599] [2021-11-03 04:06:49,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:06:49,975 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:06:49,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:49 WrapperNode [2021-11-03 04:06:49,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:06:49,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:06:49,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:06:49,977 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:06:49,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:49" (1/1) ... [2021-11-03 04:06:50,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:49" (1/1) ... [2021-11-03 04:06:50,041 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:06:50,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:06:50,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:06:50,043 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:06:50,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:49" (1/1) ... [2021-11-03 04:06:50,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:49" (1/1) ... [2021-11-03 04:06:50,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:49" (1/1) ... [2021-11-03 04:06:50,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:49" (1/1) ... [2021-11-03 04:06:50,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:49" (1/1) ... [2021-11-03 04:06:50,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:49" (1/1) ... [2021-11-03 04:06:50,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:49" (1/1) ... [2021-11-03 04:06:50,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:06:50,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:06:50,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:06:50,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:06:50,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:49" (1/1) ... [2021-11-03 04:06:50,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:06:50,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:06:50,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:06:50,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:06:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-03 04:06:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:06:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-03 04:06:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-03 04:06:50,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:06:50,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:06:50,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-03 04:06:50,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 04:06:50,483 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:06:50,483 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-11-03 04:06:50,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:06:50 BoogieIcfgContainer [2021-11-03 04:06:50,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:06:50,488 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:06:50,488 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:06:50,507 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:06:50,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:06:49" (1/3) ... [2021-11-03 04:06:50,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a66b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:06:50, skipping insertion in model container [2021-11-03 04:06:50,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:49" (2/3) ... [2021-11-03 04:06:50,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a66b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:06:50, skipping insertion in model container [2021-11-03 04:06:50,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:06:50" (3/3) ... [2021-11-03 04:06:50,510 INFO L111 eAbstractionObserver]: Analyzing ICFG ms4.c [2021-11-03 04:06:50,516 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:06:50,516 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-03 04:06:50,592 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:06:50,610 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 [2021-11-03 04:06:50,610 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-03 04:06:50,641 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) [2021-11-03 04:06:50,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-03 04:06:50,646 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:06:50,647 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-03 04:06:50,647 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:06:50,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:06:50,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1569259291, now seen corresponding path program 1 times [2021-11-03 04:06:50,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:06:50,677 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645915036] [2021-11-03 04:06:50,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:06:50,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:06:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:06:50,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:06:50,958 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:06:50,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645915036] [2021-11-03 04:06:50,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645915036] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:06:50,961 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:06:50,961 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-03 04:06:50,963 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355526688] [2021-11-03 04:06:50,968 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 04:06:50,968 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:06:50,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 04:06:50,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:06:50,984 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) [2021-11-03 04:06:51,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:06:51,014 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2021-11-03 04:06:51,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:06:51,016 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 [2021-11-03 04:06:51,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:06:51,024 INFO L225 Difference]: With dead ends: 18 [2021-11-03 04:06:51,024 INFO L226 Difference]: Without dead ends: 8 [2021-11-03 04:06:51,027 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 [2021-11-03 04:06:51,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2021-11-03 04:06:51,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2021-11-03 04:06:51,057 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) [2021-11-03 04:06:51,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 9 transitions. [2021-11-03 04:06:51,059 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 9 transitions. Word has length 6 [2021-11-03 04:06:51,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:06:51,059 INFO L470 AbstractCegarLoop]: Abstraction has 8 states and 9 transitions. [2021-11-03 04:06:51,059 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) [2021-11-03 04:06:51,060 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2021-11-03 04:06:51,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-03 04:06:51,060 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:06:51,060 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:06:51,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-03 04:06:51,061 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:06:51,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:06:51,062 INFO L85 PathProgramCache]: Analyzing trace with hash -1413400264, now seen corresponding path program 1 times [2021-11-03 04:06:51,062 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:06:51,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596045640] [2021-11-03 04:06:51,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:06:51,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:06:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:06:51,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 04:06:51,166 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:06:51,166 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596045640] [2021-11-03 04:06:51,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596045640] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:06:51,167 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:06:51,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-03 04:06:51,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129055022] [2021-11-03 04:06:51,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 04:06:51,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:06:51,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 04:06:51,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:06:51,171 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) [2021-11-03 04:06:51,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:06:51,190 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2021-11-03 04:06:51,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:06:51,191 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 [2021-11-03 04:06:51,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:06:51,192 INFO L225 Difference]: With dead ends: 12 [2021-11-03 04:06:51,192 INFO L226 Difference]: Without dead ends: 9 [2021-11-03 04:06:51,193 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 [2021-11-03 04:06:51,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2021-11-03 04:06:51,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-11-03 04:06:51,195 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) [2021-11-03 04:06:51,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2021-11-03 04:06:51,196 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 10 transitions. Word has length 7 [2021-11-03 04:06:51,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:06:51,197 INFO L470 AbstractCegarLoop]: Abstraction has 9 states and 10 transitions. [2021-11-03 04:06:51,197 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) [2021-11-03 04:06:51,197 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2021-11-03 04:06:51,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-03 04:06:51,198 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:06:51,198 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:06:51,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-03 04:06:51,199 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:06:51,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:06:51,200 INFO L85 PathProgramCache]: Analyzing trace with hash -865774635, now seen corresponding path program 1 times [2021-11-03 04:06:51,200 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:06:51,202 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472881470] [2021-11-03 04:06:51,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:06:51,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:06:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:06:51,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 04:06:51,335 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:06:51,335 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472881470] [2021-11-03 04:06:51,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472881470] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:06:51,336 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [660438039] [2021-11-03 04:06:51,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:06:51,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:06:51,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:06:51,338 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:06:51,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-03 04:06:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:06:51,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-03 04:06:51,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:06:51,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:06:51,605 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 40 treesize of output 32 [2021-11-03 04:06:51,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 04:06:51,701 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:06:51,927 INFO L354 Elim1Store]: treesize reduction 48, result has 64.2 percent of original size [2021-11-03 04:06:51,927 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 66 treesize of output 121 [2021-11-03 04:06:52,268 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 [2021-11-03 04:06:52,339 INFO L354 Elim1Store]: treesize reduction 14, result has 6.7 percent of original size [2021-11-03 04:06:52,344 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 [2021-11-03 04:06:52,436 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,437 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 38 treesize of output 37 [2021-11-03 04:06:52,468 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 10 [2021-11-03 04:06:52,521 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,522 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 82 treesize of output 77 [2021-11-03 04:06:52,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 04:06:52,589 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [660438039] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:06:52,589 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2094949770] [2021-11-03 04:06:52,615 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 04:06:52,615 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:06:52,620 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:06:52,626 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:06:52,631 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:06:52,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,673 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:52,674 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:06:52,679 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:52,680 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:06:52,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-03 04:06:52,704 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|], 21=[|v_#valid_20|]} [2021-11-03 04:06:52,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2021-11-03 04:06:52,717 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:06:52,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:06:52,719 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:52,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:52,780 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,811 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 [2021-11-03 04:06:52,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:06:52,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:06:52,819 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:52,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:52,847 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-03 04:06:52,853 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:06:52,853 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-03 04:06:52,867 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.4 percent of original size [2021-11-03 04:06:52,874 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:52,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:06:52,876 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:52,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:06:52,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-03 04:06:52,902 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_18|], 28=[|v_#valid_21|]} [2021-11-03 04:06:52,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:52,977 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-03 04:06:52,978 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 [2021-11-03 04:06:52,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:06:52,982 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:06:52,985 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:52,998 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:06:52,999 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:52,999 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:53,003 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,004 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:53,004 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:53,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:53,026 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,053 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 [2021-11-03 04:06:53,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:06:53,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:06:53,064 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:53,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:53,093 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,106 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.6 percent of original size [2021-11-03 04:06:53,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2021-11-03 04:06:53,117 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:06:53,117 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:438, output treesize:204 [2021-11-03 04:06:53,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,136 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:53,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-03 04:06:53,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 217 [2021-11-03 04:06:53,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,183 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 [2021-11-03 04:06:53,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:06:53,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:06:53,192 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:53,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:53,211 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 211 [2021-11-03 04:06:53,220 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:06:53,220 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:215, output treesize:211 [2021-11-03 04:06:53,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:53,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:53,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:53,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,396 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:53,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,412 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:53,414 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,416 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:53,417 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-03 04:06:53,420 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:53,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 04:06:53,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-03 04:06:53,426 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:53,427 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-03 04:06:53,436 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:53,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,439 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:53,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:06:53,442 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:53,443 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 04:06:53,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-03 04:06:53,446 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:53,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-03 04:06:53,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 560 [2021-11-03 04:06:53,457 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:53,463 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,473 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-03 04:06:53,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 571 [2021-11-03 04:06:53,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,614 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 [2021-11-03 04:06:53,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:06:53,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:06:53,626 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:53,648 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:06:53,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:53,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,652 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:53,652 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:53,673 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:06:53,674 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:53,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:53,676 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:53,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,766 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 [2021-11-03 04:06:53,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:06:53,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:06:53,775 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:53,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:53,879 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 [2021-11-03 04:06:53,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:06:53,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:06:53,892 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:53,926 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:06:53,929 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:53,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:53,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:53,930 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:53,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,032 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,066 INFO L180 QuantifierPusher]: treesize reduction 197, result has 78.8 percent of original size [2021-11-03 04:06:54,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 732 [2021-11-03 04:06:54,079 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-03 04:06:54,079 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1906, output treesize:732 [2021-11-03 04:06:54,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,219 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-03 04:06:54,222 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:06:54,223 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:06:54,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-03 04:06:54,235 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:06:54,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:54,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:54,238 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:54,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,247 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,255 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 [2021-11-03 04:06:54,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:06:54,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:06:54,258 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:54,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:54,265 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 [2021-11-03 04:06:54,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:54,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:54,267 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:54,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,272 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,274 INFO L180 QuantifierPusher]: treesize reduction 4, result has 95.0 percent of original size [2021-11-03 04:06:54,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:06:54,276 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:06:54,276 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:76 [2021-11-03 04:06:54,283 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-03 04:06:54,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:06:54,290 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,295 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,295 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:06:54,298 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:06:54,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-03 04:06:54,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:06:54,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:06:54,309 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:06:54,310 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:54,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,313 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:06:54,321 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:06:54,321 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-03 04:06:54,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,368 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,369 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-03 04:06:54,375 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,380 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,383 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,386 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:06:54,388 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:06:54,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 170 [2021-11-03 04:06:54,393 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 142 [2021-11-03 04:06:54,400 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,404 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:06:54,406 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,406 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:06:54,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-03 04:06:54,410 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,411 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-03 04:06:54,417 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 285 [2021-11-03 04:06:54,417 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 167 [2021-11-03 04:06:54,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 231 [2021-11-03 04:06:54,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:54,449 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,451 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 [2021-11-03 04:06:54,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:06:54,454 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:06:54,455 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:54,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:06:54,465 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:06:54,466 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:06:54,467 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:54,474 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:06:54,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:54,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:54,476 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:54,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,494 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,500 INFO L180 QuantifierPusher]: treesize reduction 121, result has 54.3 percent of original size [2021-11-03 04:06:54,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-03 04:06:54,503 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:06:54,504 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-03 04:06:54,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,546 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-03 04:06:54,551 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,552 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:06:54,552 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:54,553 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:06:54,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-03 04:06:54,559 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_3], 6=[|v_#memory_int_33|]} [2021-11-03 04:06:54,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:06:54,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:06:54,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:06:54,568 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:54,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,575 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:54,585 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,586 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 [2021-11-03 04:06:54,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:54,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:54,589 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:54,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:54,596 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-03 04:06:54,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:54,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:06:54,601 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:06:54,602 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-03 04:06:54,609 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:06:55,297 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:06:55,297 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:06:55,297 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2021-11-03 04:06:55,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607639438] [2021-11-03 04:06:55,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-03 04:06:55,298 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:06:55,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-03 04:06:55,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-11-03 04:06:55,299 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) [2021-11-03 04:06:55,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:06:55,364 INFO L93 Difference]: Finished difference Result 13 states and 14 transitions. [2021-11-03 04:06:55,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-03 04:06:55,365 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 [2021-11-03 04:06:55,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:06:55,366 INFO L225 Difference]: With dead ends: 13 [2021-11-03 04:06:55,366 INFO L226 Difference]: Without dead ends: 10 [2021-11-03 04:06:55,367 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2021-11-03 04:06:55,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-03 04:06:55,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-03 04:06:55,369 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) [2021-11-03 04:06:55,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2021-11-03 04:06:55,369 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 8 [2021-11-03 04:06:55,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:06:55,369 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2021-11-03 04:06:55,370 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) [2021-11-03 04:06:55,370 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-03 04:06:55,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-03 04:06:55,370 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:06:55,370 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:06:55,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-03 04:06:55,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-03 04:06:55,585 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:06:55,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:06:55,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1069249320, now seen corresponding path program 2 times [2021-11-03 04:06:55,585 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:06:55,586 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084244814] [2021-11-03 04:06:55,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:06:55,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:06:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:06:55,659 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:06:55,659 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:06:55,659 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084244814] [2021-11-03 04:06:55,659 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084244814] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:06:55,660 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933199421] [2021-11-03 04:06:55,660 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 04:06:55,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:06:55,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:06:55,661 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:06:55,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-03 04:06:55,732 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-03 04:06:55,732 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:06:55,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-03 04:06:55,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:06:55,805 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:06:55,805 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:06:55,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:06:55,845 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933199421] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:06:55,845 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [153665338] [2021-11-03 04:06:55,848 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 04:06:55,848 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:06:55,848 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:06:55,848 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:06:55,849 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:06:55,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,857 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:55,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:06:55,858 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:55,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:06:55,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-03 04:06:55,866 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_20|], 21=[|v_#valid_23|]} [2021-11-03 04:06:55,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,875 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 [2021-11-03 04:06:55,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:06:55,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:06:55,877 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:55,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:55,882 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,901 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 [2021-11-03 04:06:55,902 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,904 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:06:55,905 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,906 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:06:55,907 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:55,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:55,912 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,914 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-03 04:06:55,916 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:06:55,917 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-03 04:06:55,924 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.4 percent of original size [2021-11-03 04:06:55,925 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:55,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:06:55,927 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:55,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:06:55,932 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-03 04:06:55,937 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_21|], 28=[|v_#valid_24|]} [2021-11-03 04:06:55,948 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:06:55,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:55,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:55,950 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:55,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:55,974 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-03 04:06:55,975 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 [2021-11-03 04:06:55,975 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:06:55,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:06:55,979 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:55,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:55,989 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:55,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,009 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 [2021-11-03 04:06:56,010 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,014 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:06:56,015 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:06:56,016 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,025 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,029 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.6 percent of original size [2021-11-03 04:06:56,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2021-11-03 04:06:56,033 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,033 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:438, output treesize:204 [2021-11-03 04:06:56,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,048 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,049 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-03 04:06:56,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 217 [2021-11-03 04:06:56,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,083 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 [2021-11-03 04:06:56,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:06:56,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:06:56,090 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,101 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 211 [2021-11-03 04:06:56,108 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,109 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:215, output treesize:211 [2021-11-03 04:06:56,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,226 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,236 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,243 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-03 04:06:56,247 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 04:06:56,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-03 04:06:56,250 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-03 04:06:56,259 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,262 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,263 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:06:56,266 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 04:06:56,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-03 04:06:56,270 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-03 04:06:56,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 560 [2021-11-03 04:06:56,280 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-03 04:06:56,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 571 [2021-11-03 04:06:56,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:06:56,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:56,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:56,345 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,362 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:06:56,363 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:56,364 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:56,364 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,441 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 [2021-11-03 04:06:56,442 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:06:56,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:06:56,449 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,527 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 [2021-11-03 04:06:56,528 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:06:56,534 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,534 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:06:56,535 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:56,604 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 [2021-11-03 04:06:56,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,609 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:06:56,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:06:56,611 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,624 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:06:56,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:56,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:56,626 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,720 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,766 INFO L180 QuantifierPusher]: treesize reduction 197, result has 78.8 percent of original size [2021-11-03 04:06:56,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 732 [2021-11-03 04:06:56,779 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-03 04:06:56,779 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1906, output treesize:732 [2021-11-03 04:06:56,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,882 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-03 04:06:56,892 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:06:56,893 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:06:56,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-03 04:06:56,905 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 [2021-11-03 04:06:56,906 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,906 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:06:56,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,907 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:06:56,907 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,916 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 [2021-11-03 04:06:56,917 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:06:56,918 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:06:56,918 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,928 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,933 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:06:56,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:56,934 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:56,935 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,941 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,944 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-03 04:06:56,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-03 04:06:56,947 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:06:56,947 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:160 [2021-11-03 04:06:56,953 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-03 04:06:56,955 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:06:56,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,959 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,960 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:06:56,961 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:56,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:06:56,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-03 04:06:56,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:06:56,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:06:56,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:06:56,972 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,975 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,976 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:56,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:06:56,981 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:06:56,981 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-03 04:06:56,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:56,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:57,013 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,019 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:57,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,021 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-03 04:06:57,028 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:57,031 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,031 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:57,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:06:57,033 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:57,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:06:57,035 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:57,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,037 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:57,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:06:57,039 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:57,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:06:57,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:06:57,041 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:57,041 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-03 04:06:57,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 221 [2021-11-03 04:06:57,045 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:57,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 167 [2021-11-03 04:06:57,050 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 231 [2021-11-03 04:06:57,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:06:57,062 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:06:57,067 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:06:57,068 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:57,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:06:57,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:57,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:57,084 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:57,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:57,096 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,096 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 [2021-11-03 04:06:57,097 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:06:57,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:06:57,099 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:57,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:57,114 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,119 INFO L180 QuantifierPusher]: treesize reduction 117, result has 55.2 percent of original size [2021-11-03 04:06:57,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-03 04:06:57,121 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:06:57,124 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-03 04:06:57,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:57,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:57,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:57,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:57,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:57,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:57,158 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-03 04:06:57,160 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:57,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:06:57,161 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:06:57,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:06:57,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-03 04:06:57,168 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_6], 6=[|v_#memory_int_42|]} [2021-11-03 04:06:57,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:06:57,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:06:57,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:06:57,183 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:57,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:57,189 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:06:57,199 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,200 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 [2021-11-03 04:06:57,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:57,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:06:57,202 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:06:57,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:06:57,209 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-03 04:06:57,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:06:57,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:06:57,213 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:06:57,213 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-03 04:06:57,221 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:06:57,866 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:06:57,866 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:06:57,866 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2021-11-03 04:06:57,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747994488] [2021-11-03 04:06:57,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-03 04:06:57,867 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:06:57,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-03 04:06:57,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2021-11-03 04:06:57,868 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) [2021-11-03 04:06:57,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:06:57,912 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2021-11-03 04:06:57,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-03 04:06:57,913 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 [2021-11-03 04:06:57,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:06:57,913 INFO L225 Difference]: With dead ends: 17 [2021-11-03 04:06:57,913 INFO L226 Difference]: Without dead ends: 11 [2021-11-03 04:06:57,914 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 16 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2021-11-03 04:06:57,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2021-11-03 04:06:57,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2021-11-03 04:06:57,916 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) [2021-11-03 04:06:57,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 12 transitions. [2021-11-03 04:06:57,916 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 12 transitions. Word has length 9 [2021-11-03 04:06:57,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:06:57,916 INFO L470 AbstractCegarLoop]: Abstraction has 11 states and 12 transitions. [2021-11-03 04:06:57,917 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) [2021-11-03 04:06:57,917 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2021-11-03 04:06:57,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-03 04:06:57,917 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:06:57,917 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-11-03 04:06:57,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-03 04:06:58,117 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-11-03 04:06:58,118 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:06:58,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:06:58,118 INFO L85 PathProgramCache]: Analyzing trace with hash -732622939, now seen corresponding path program 3 times [2021-11-03 04:06:58,118 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:06:58,119 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624327259] [2021-11-03 04:06:58,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:06:58,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:06:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:06:58,413 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:06:58,413 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:06:58,413 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624327259] [2021-11-03 04:06:58,413 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624327259] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:06:58,413 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [237019589] [2021-11-03 04:06:58,413 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 04:06:58,413 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:06:58,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:06:58,420 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:06:58,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-03 04:06:58,475 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 04:06:58,475 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:06:58,476 WARN L261 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-03 04:06:58,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:06:58,505 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 [2021-11-03 04:06:58,555 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 20 treesize of output 5 [2021-11-03 04:06:58,607 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 21 treesize of output 7 [2021-11-03 04:07:01,301 INFO L354 Elim1Store]: treesize reduction 137, result has 22.2 percent of original size [2021-11-03 04:07:01,301 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 [2021-11-03 04:07:06,318 INFO L354 Elim1Store]: treesize reduction 90, result has 47.4 percent of original size [2021-11-03 04:07:06,318 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 [2021-11-03 04:07:09,895 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-11-03 04:07:09,896 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 149 treesize of output 118 [2021-11-03 04:07:10,028 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 04:07:10,028 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:07:24,937 WARN L207 SmtUtils]: Spent 13.85 s on a formula simplification that was a NOOP. DAG size: 45 [2021-11-03 04:07:27,037 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-11-03 04:07:27,037 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 2 case distinctions, treesize of input 93 treesize of output 1 [2021-11-03 04:07:27,043 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 04:07:27,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [237019589] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:07:27,043 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2096007820] [2021-11-03 04:07:27,046 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 04:07:27,046 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:07:27,047 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:07:27,047 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:07:27,047 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:07:27,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,057 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:07:27,059 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:07:27,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-03 04:07:27,064 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_22|], 21=[|v_#valid_25|]} [2021-11-03 04:07:27,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,076 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 [2021-11-03 04:07:27,077 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:27,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:27,078 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:27,083 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,103 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 [2021-11-03 04:07:27,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:07:27,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:07:27,108 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:27,112 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-03 04:07:27,116 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,116 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-03 04:07:27,123 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.4 percent of original size [2021-11-03 04:07:27,124 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:07:27,126 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:07:27,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-03 04:07:27,135 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_23|], 28=[|v_#valid_26|]} [2021-11-03 04:07:27,143 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:27,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:27,144 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:27,145 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,184 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-03 04:07:27,185 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 [2021-11-03 04:07:27,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:07:27,187 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:07:27,188 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:27,196 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,241 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 [2021-11-03 04:07:27,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:07:27,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:07:27,246 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:27,254 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,257 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.6 percent of original size [2021-11-03 04:07:27,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2021-11-03 04:07:27,262 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,262 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:438, output treesize:204 [2021-11-03 04:07:27,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,268 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,269 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-03 04:07:27,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 217 [2021-11-03 04:07:27,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,306 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 [2021-11-03 04:07:27,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:07:27,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:07:27,311 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:27,319 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,323 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 211 [2021-11-03 04:07:27,327 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,327 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:215, output treesize:211 [2021-11-03 04:07:27,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:27,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:27,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:27,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,429 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,447 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,454 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,455 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:07:27,457 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,458 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 04:07:27,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 464 [2021-11-03 04:07:27,465 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 441 [2021-11-03 04:07:27,484 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,490 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,491 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 04:07:27,493 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-03 04:07:27,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 468 [2021-11-03 04:07:27,501 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,513 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 443 [2021-11-03 04:07:27,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 912 [2021-11-03 04:07:27,525 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:27,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-03 04:07:27,544 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 571 [2021-11-03 04:07:27,571 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:27,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:27,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:27,573 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,691 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 [2021-11-03 04:07:27,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:07:27,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:07:27,697 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,790 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 [2021-11-03 04:07:27,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,804 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:07:27,804 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,805 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:07:27,805 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,822 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:27,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:27,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:27,824 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:27,939 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 [2021-11-03 04:07:27,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:07:27,945 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:07:27,946 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,960 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:27,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:27,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:27,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:27,962 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:27,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,029 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,078 INFO L180 QuantifierPusher]: treesize reduction 197, result has 78.8 percent of original size [2021-11-03 04:07:28,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 732 [2021-11-03 04:07:28,093 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-03 04:07:28,094 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1906, output treesize:732 [2021-11-03 04:07:28,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,172 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-03 04:07:28,173 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,174 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:07:28,174 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:07:28,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-03 04:07:28,183 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:28,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:28,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:28,185 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:28,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,191 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,199 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 [2021-11-03 04:07:28,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:28,201 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:28,201 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:28,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:28,209 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 [2021-11-03 04:07:28,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:28,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:28,211 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:28,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,214 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,216 INFO L180 QuantifierPusher]: treesize reduction 4, result has 95.0 percent of original size [2021-11-03 04:07:28,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:07:28,218 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:07:28,218 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:76 [2021-11-03 04:07:28,225 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-03 04:07:28,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:07:28,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,234 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:07:28,235 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:07:28,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-03 04:07:28,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:07:28,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:28,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:28,247 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:28,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,250 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:07:28,252 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:07:28,252 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-03 04:07:28,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,282 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,282 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-03 04:07:28,287 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,295 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,296 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,297 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,297 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:07:28,299 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:07:28,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:07:28,300 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-03 04:07:28,302 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:07:28,303 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:07:28,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 221 [2021-11-03 04:07:28,306 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 167 [2021-11-03 04:07:28,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 231 [2021-11-03 04:07:28,322 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:28,323 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:28,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:28,325 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:28,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:28,337 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,337 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 [2021-11-03 04:07:28,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:07:28,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:07:28,340 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:28,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:07:28,348 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:28,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:28,349 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:28,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,364 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,370 INFO L180 QuantifierPusher]: treesize reduction 121, result has 54.3 percent of original size [2021-11-03 04:07:28,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-03 04:07:28,372 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:07:28,373 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-03 04:07:28,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,403 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-03 04:07:28,405 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,406 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:07:28,408 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:28,408 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:07:28,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-03 04:07:28,413 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_54|], 6=[v_prenex_9]} [2021-11-03 04:07:28,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:07:28,421 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:28,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:28,423 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:28,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,428 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:28,439 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,439 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 [2021-11-03 04:07:28,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:28,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:28,442 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:28,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:28,448 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-03 04:07:28,450 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:28,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:07:28,452 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:07:28,452 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-03 04:07:28,461 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:07:29,295 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:07:29,295 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:07:29,296 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 18 [2021-11-03 04:07:29,296 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512177228] [2021-11-03 04:07:29,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-03 04:07:29,297 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:07:29,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-03 04:07:29,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=391, Unknown=0, NotChecked=0, Total=462 [2021-11-03 04:07:29,298 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) [2021-11-03 04:07:39,695 WARN L207 SmtUtils]: Spent 9.54 s on a formula simplification. DAG size of input: 110 DAG size of output: 100 [2021-11-03 04:07:48,818 WARN L207 SmtUtils]: Spent 8.94 s on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2021-11-03 04:07:48,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:07:48,823 INFO L93 Difference]: Finished difference Result 15 states and 16 transitions. [2021-11-03 04:07:48,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-03 04:07:48,824 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 [2021-11-03 04:07:48,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:07:48,824 INFO L225 Difference]: With dead ends: 15 [2021-11-03 04:07:48,825 INFO L226 Difference]: Without dead ends: 12 [2021-11-03 04:07:48,825 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 13 SyntacticMatches, 4 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 37.2s TimeCoverageRelationStatistics Valid=149, Invalid=781, Unknown=0, NotChecked=0, Total=930 [2021-11-03 04:07:48,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2021-11-03 04:07:48,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2021-11-03 04:07:48,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 11 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) [2021-11-03 04:07:48,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 13 transitions. [2021-11-03 04:07:48,829 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 13 transitions. Word has length 10 [2021-11-03 04:07:48,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:07:48,830 INFO L470 AbstractCegarLoop]: Abstraction has 12 states and 13 transitions. [2021-11-03 04:07:48,830 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) [2021-11-03 04:07:48,830 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-11-03 04:07:48,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-03 04:07:48,830 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:07:48,830 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1] [2021-11-03 04:07:48,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-03 04:07:49,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable66 [2021-11-03 04:07:49,031 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:07:49,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:07:49,032 INFO L85 PathProgramCache]: Analyzing trace with hash -1236514040, now seen corresponding path program 4 times [2021-11-03 04:07:49,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:07:49,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173167620] [2021-11-03 04:07:49,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:07:49,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:07:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:07:49,143 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:07:49,143 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:07:49,143 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173167620] [2021-11-03 04:07:49,144 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173167620] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:07:49,144 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1607583901] [2021-11-03 04:07:49,144 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 04:07:49,144 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:07:49,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:07:49,145 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:07:49,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-03 04:07:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:07:49,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-03 04:07:49,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:07:49,335 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:07:49,335 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:07:49,380 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:07:49,380 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1607583901] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:07:49,381 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [142901890] [2021-11-03 04:07:49,382 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 04:07:49,383 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:07:49,383 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:07:49,383 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:07:49,383 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:07:49,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,388 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:07:49,390 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:07:49,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-03 04:07:49,394 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_25|], 21=[|v_#valid_28|]} [2021-11-03 04:07:49,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,406 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 [2021-11-03 04:07:49,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:49,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:49,408 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:49,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:49,428 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,443 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 [2021-11-03 04:07:49,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:07:49,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:07:49,447 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:49,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:49,451 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-03 04:07:49,455 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:07:49,455 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-03 04:07:49,463 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.4 percent of original size [2021-11-03 04:07:49,464 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,464 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:07:49,465 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,466 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:07:49,470 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-03 04:07:49,474 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_26|], 28=[|v_#valid_29|]} [2021-11-03 04:07:49,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,533 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-03 04:07:49,533 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 [2021-11-03 04:07:49,534 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,535 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:07:49,536 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:07:49,537 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:49,545 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:49,545 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:49,546 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:49,547 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:49,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:49,560 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,589 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 [2021-11-03 04:07:49,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:07:49,593 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,594 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:07:49,594 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:49,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:49,603 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,608 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.6 percent of original size [2021-11-03 04:07:49,610 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2021-11-03 04:07:49,611 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:07:49,611 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:438, output treesize:204 [2021-11-03 04:07:49,618 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,620 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,621 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-03 04:07:49,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 217 [2021-11-03 04:07:49,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,664 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 [2021-11-03 04:07:49,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:07:49,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:07:49,672 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:49,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:49,681 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,684 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,687 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 211 [2021-11-03 04:07:49,688 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:07:49,688 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:215, output treesize:211 [2021-11-03 04:07:49,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:49,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:49,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:49,801 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,820 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,832 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,843 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-03 04:07:49,845 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 04:07:49,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 468 [2021-11-03 04:07:49,853 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,864 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 443 [2021-11-03 04:07:49,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,876 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 04:07:49,878 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,879 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:07:49,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 464 [2021-11-03 04:07:49,885 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 441 [2021-11-03 04:07:49,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 912 [2021-11-03 04:07:49,904 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:49,908 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:49,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-03 04:07:49,919 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 571 [2021-11-03 04:07:49,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:49,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,041 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 [2021-11-03 04:07:50,043 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:07:50,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:07:50,048 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:50,067 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:50,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:50,068 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,179 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 [2021-11-03 04:07:50,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:07:50,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:07:50,184 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,197 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:50,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:50,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:50,198 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,313 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 [2021-11-03 04:07:50,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:07:50,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:07:50,319 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,333 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:50,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:50,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:50,335 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,419 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,451 INFO L180 QuantifierPusher]: treesize reduction 197, result has 78.8 percent of original size [2021-11-03 04:07:50,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 732 [2021-11-03 04:07:50,467 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-03 04:07:50,468 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1906, output treesize:732 [2021-11-03 04:07:50,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,556 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-03 04:07:50,558 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:50,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:07:50,559 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:50,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,560 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:07:50,561 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-03 04:07:50,569 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:50,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:50,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:50,571 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,579 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,588 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 [2021-11-03 04:07:50,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:50,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:50,591 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,601 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 [2021-11-03 04:07:50,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:50,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,603 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:50,603 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,611 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,614 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-03 04:07:50,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-03 04:07:50,617 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:07:50,617 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:160 [2021-11-03 04:07:50,625 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-03 04:07:50,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:07:50,630 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,631 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:50,632 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:07:50,633 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size 67 [2021-11-03 04:07:50,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:07:50,641 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:50,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,642 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:50,643 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,646 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,647 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.4 percent of original size [2021-11-03 04:07:50,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-11-03 04:07:50,648 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,649 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:62 [2021-11-03 04:07:50,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,679 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,682 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:50,683 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-03 04:07:50,687 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:50,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,690 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:50,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,691 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:50,692 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,692 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:07:50,693 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:50,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:07:50,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:07:50,695 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:50,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-03 04:07:50,697 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:50,697 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:07:50,698 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:50,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:07:50,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 207 [2021-11-03 04:07:50,701 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:50,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-03 04:07:50,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 223 [2021-11-03 04:07:50,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,725 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-03 04:07:50,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:50,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:50,728 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:07:50,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,740 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:50,740 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,741 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:50,741 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,748 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:50,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:50,750 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:50,750 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,769 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,775 INFO L180 QuantifierPusher]: treesize reduction 115, result has 55.6 percent of original size [2021-11-03 04:07:50,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-03 04:07:50,778 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:07:50,778 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:419, output treesize:144 [2021-11-03 04:07:50,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,821 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-03 04:07:50,822 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:50,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:07:50,824 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:50,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:07:50,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-03 04:07:50,830 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_11], 6=[|v_#memory_int_65|]} [2021-11-03 04:07:50,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:07:50,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:50,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:50,841 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,848 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:50,858 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,859 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 [2021-11-03 04:07:50,859 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:50,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:50,861 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:50,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:50,867 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-03 04:07:50,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:50,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:07:50,891 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:07:50,891 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-03 04:07:50,899 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:07:51,800 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:07:51,800 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:07:51,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2021-11-03 04:07:51,801 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046024299] [2021-11-03 04:07:51,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-03 04:07:51,801 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:07:51,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-03 04:07:51,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2021-11-03 04:07:51,802 INFO L87 Difference]: Start difference. First operand 12 states and 13 transitions. Second operand has 13 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:07:51,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:07:51,877 INFO L93 Difference]: Finished difference Result 20 states and 22 transitions. [2021-11-03 04:07:51,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-03 04:07:51,877 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-03 04:07:51,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:07:51,877 INFO L225 Difference]: With dead ends: 20 [2021-11-03 04:07:51,878 INFO L226 Difference]: Without dead ends: 13 [2021-11-03 04:07:51,878 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 20 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=81, Invalid=261, Unknown=0, NotChecked=0, Total=342 [2021-11-03 04:07:51,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-03 04:07:51,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-11-03 04:07:51,881 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) [2021-11-03 04:07:51,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2021-11-03 04:07:51,882 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11 [2021-11-03 04:07:51,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:07:51,882 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2021-11-03 04:07:51,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:07:51,882 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-03 04:07:51,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-03 04:07:51,883 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:07:51,883 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1] [2021-11-03 04:07:51,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-03 04:07:52,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:07:52,089 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:07:52,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:07:52,089 INFO L85 PathProgramCache]: Analyzing trace with hash 138890901, now seen corresponding path program 5 times [2021-11-03 04:07:52,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:07:52,089 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852504553] [2021-11-03 04:07:52,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:07:52,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:07:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:07:52,490 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:07:52,491 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:07:52,491 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852504553] [2021-11-03 04:07:52,491 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852504553] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:07:52,491 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1358321123] [2021-11-03 04:07:52,491 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 04:07:52,491 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:07:52,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:07:52,492 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:07:52,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-03 04:07:52,595 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-03 04:07:52,596 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:07:52,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-03 04:07:52,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:07:52,689 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 13 treesize of output 9 [2021-11-03 04:07:52,761 INFO L354 Elim1Store]: treesize reduction 33, result has 21.4 percent of original size [2021-11-03 04:07:52,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 37 [2021-11-03 04:07:53,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:53,013 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-03 04:07:53,013 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 63 treesize of output 65 [2021-11-03 04:07:53,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:53,137 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-03 04:07:53,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 70 [2021-11-03 04:07:53,398 INFO L354 Elim1Store]: treesize reduction 327, result has 17.4 percent of original size [2021-11-03 04:07:53,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 128 treesize of output 157 [2021-11-03 04:07:53,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:53,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:53,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:53,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:53,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 40 [2021-11-03 04:07:54,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:54,103 INFO L354 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2021-11-03 04:07:54,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 102 treesize of output 65 [2021-11-03 04:07:56,107 INFO L354 Elim1Store]: treesize reduction 186, result has 25.9 percent of original size [2021-11-03 04:07:56,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 157 treesize of output 161 [2021-11-03 04:07:56,347 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:07:56,348 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:07:56,518 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Shadow problem: [ULTIMATE.start_main_~i~0] [2021-11-03 04:07:56,518 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1074445059] [2021-11-03 04:07:56,520 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 04:07:56,521 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:07:56,521 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:07:56,521 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:07:56,522 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:07:56,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,529 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,530 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:07:56,531 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:07:56,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-03 04:07:56,537 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_27|], 21=[|v_#valid_30|]} [2021-11-03 04:07:56,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,549 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 [2021-11-03 04:07:56,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:56,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:56,551 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:56,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:56,567 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,586 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 [2021-11-03 04:07:56,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:07:56,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:07:56,591 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:56,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:56,595 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-03 04:07:56,598 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:07:56,598 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-03 04:07:56,606 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.4 percent of original size [2021-11-03 04:07:56,607 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,607 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:07:56,608 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,608 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,609 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:07:56,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-03 04:07:56,616 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_28|], 28=[|v_#valid_31|]} [2021-11-03 04:07:56,623 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:56,624 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:56,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:56,625 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:56,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,666 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-03 04:07:56,666 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 [2021-11-03 04:07:56,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:07:56,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,669 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:07:56,669 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:56,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:56,678 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,708 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 [2021-11-03 04:07:56,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:07:56,713 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,713 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:07:56,713 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:56,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:56,721 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,725 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.6 percent of original size [2021-11-03 04:07:56,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2021-11-03 04:07:56,728 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:07:56,728 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:438, output treesize:204 [2021-11-03 04:07:56,734 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,736 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-03 04:07:56,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 217 [2021-11-03 04:07:56,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:56,774 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 [2021-11-03 04:07:56,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:07:56,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:07:56,779 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:56,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:56,786 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 211 [2021-11-03 04:07:56,792 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:07:56,792 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:215, output treesize:211 [2021-11-03 04:07:56,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:56,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:56,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:56,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,903 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,912 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,917 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,918 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-03 04:07:56,919 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,920 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 04:07:56,921 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-03 04:07:56,922 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,923 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-03 04:07:56,925 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,927 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:07:56,929 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,929 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 04:07:56,931 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-03 04:07:56,931 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,932 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-03 04:07:56,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 560 [2021-11-03 04:07:56,938 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:56,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-03 04:07:56,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 571 [2021-11-03 04:07:56,979 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:56,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:56,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:56,981 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:56,994 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:56,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:56,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:56,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:56,996 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,008 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:57,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:57,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:57,011 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,112 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 [2021-11-03 04:07:57,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:07:57,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:07:57,118 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,214 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 [2021-11-03 04:07:57,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,218 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:07:57,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:07:57,219 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,273 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 [2021-11-03 04:07:57,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:07:57,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:07:57,278 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,342 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,373 INFO L180 QuantifierPusher]: treesize reduction 197, result has 78.8 percent of original size [2021-11-03 04:07:57,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 732 [2021-11-03 04:07:57,384 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-03 04:07:57,384 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1906, output treesize:732 [2021-11-03 04:07:57,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,454 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-03 04:07:57,455 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:07:57,456 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,457 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:07:57,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-03 04:07:57,473 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 [2021-11-03 04:07:57,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:57,474 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:57,475 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-03 04:07:57,484 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:57,485 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:57,485 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,493 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,497 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:57,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,498 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:57,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:57,499 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,504 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,507 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-03 04:07:57,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-03 04:07:57,510 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:07:57,510 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:160 [2021-11-03 04:07:57,516 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-03 04:07:57,517 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:07:57,519 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,521 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,521 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:07:57,523 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:07:57,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-03 04:07:57,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:07:57,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:57,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:57,533 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,536 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,536 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:07:57,538 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,538 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-03 04:07:57,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,562 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,565 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-03 04:07:57,569 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,571 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:07:57,572 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,573 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:07:57,574 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,575 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:07:57,576 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:07:57,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:07:57,578 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-03 04:07:57,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 221 [2021-11-03 04:07:57,581 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 167 [2021-11-03 04:07:57,586 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 231 [2021-11-03 04:07:57,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:07:57,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:57,599 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:57,600 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,613 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,613 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 [2021-11-03 04:07:57,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:57,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:07:57,616 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,622 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:07:57,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:57,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:57,624 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,639 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,644 INFO L180 QuantifierPusher]: treesize reduction 117, result has 55.2 percent of original size [2021-11-03 04:07:57,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-03 04:07:57,646 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:07:57,646 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-03 04:07:57,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,673 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-03 04:07:57,674 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,674 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:07:57,675 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:07:57,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:07:57,678 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-03 04:07:57,681 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_15], 6=[|v_#memory_int_78|]} [2021-11-03 04:07:57,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:07:57,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:57,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:07:57,690 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,695 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:57,707 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,708 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 [2021-11-03 04:07:57,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:57,710 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:07:57,710 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:07:57,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:07:57,716 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-03 04:07:57,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:07:57,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:07:57,720 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:07:57,720 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-03 04:07:57,729 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:07:58,744 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:07:58,744 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-03 04:07:58,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-11-03 04:07:58,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340191015] [2021-11-03 04:07:58,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-03 04:07:58,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:07:58,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-03 04:07:58,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2021-11-03 04:07:58,746 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. Second operand has 11 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:07:59,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:07:59,158 INFO L93 Difference]: Finished difference Result 25 states and 27 transitions. [2021-11-03 04:07:59,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-03 04:07:59,159 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-03 04:07:59,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:07:59,159 INFO L225 Difference]: With dead ends: 25 [2021-11-03 04:07:59,159 INFO L226 Difference]: Without dead ends: 22 [2021-11-03 04:07:59,160 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 9 SyntacticMatches, 6 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=102, Invalid=768, Unknown=0, NotChecked=0, Total=870 [2021-11-03 04:07:59,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-11-03 04:07:59,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 15. [2021-11-03 04:07:59,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 14 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:07:59,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 17 transitions. [2021-11-03 04:07:59,167 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 17 transitions. Word has length 12 [2021-11-03 04:07:59,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:07:59,168 INFO L470 AbstractCegarLoop]: Abstraction has 15 states and 17 transitions. [2021-11-03 04:07:59,168 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:07:59,168 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2021-11-03 04:07:59,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-03 04:07:59,169 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:07:59,169 INFO L513 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1] [2021-11-03 04:07:59,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-03 04:07:59,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:07:59,385 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:07:59,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:07:59,385 INFO L85 PathProgramCache]: Analyzing trace with hash 10611224, now seen corresponding path program 6 times [2021-11-03 04:07:59,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:07:59,386 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347493767] [2021-11-03 04:07:59,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:07:59,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:07:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:07:59,488 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:07:59,488 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:07:59,489 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347493767] [2021-11-03 04:07:59,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347493767] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:07:59,489 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432029911] [2021-11-03 04:07:59,489 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 04:07:59,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:07:59,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:07:59,490 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:07:59,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e017775b-5d0e-42b5-a972-1fe5983a3835/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-03 04:07:59,614 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 04:07:59,614 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:07:59,615 WARN L261 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-03 04:07:59,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:07:59,636 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 [2021-11-03 04:07:59,649 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 [2021-11-03 04:07:59,756 INFO L354 Elim1Store]: treesize reduction 92, result has 21.4 percent of original size [2021-11-03 04:07:59,756 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 127 treesize of output 131 [2021-11-03 04:07:59,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:59,799 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 38 treesize of output 20 [2021-11-03 04:07:59,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:59,858 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 58 treesize of output 31 [2021-11-03 04:07:59,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:07:59,922 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 56 treesize of output 29 [2021-11-03 04:08:00,175 INFO L354 Elim1Store]: treesize reduction 186, result has 20.9 percent of original size [2021-11-03 04:08:00,176 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 254 treesize of output 228 [2021-11-03 04:08:00,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:08:00,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:08:00,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:08:00,243 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 85 treesize of output 40 [2021-11-03 04:08:00,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:08:00,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:08:00,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:08:00,369 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 354 treesize of output 190 [2021-11-03 04:09:42,894 WARN L207 SmtUtils]: Spent 14.31 s on a formula simplification. DAG size of input: 877 DAG size of output: 585 [2021-11-03 04:09:42,898 INFO L354 Elim1Store]: treesize reduction 3641, result has 57.5 percent of original size [2021-11-03 04:09:42,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 0 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 171 case distinctions, treesize of input 1598 treesize of output 6093