./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF --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 783ac259376d0d4b331b84c9ee3bd0ed2042af56d21e98db70a8bebb07aee3c2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:26:41,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:26:41,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:26:41,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:26:41,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:26:41,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:26:41,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:26:41,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:26:41,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:26:41,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:26:41,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:26:41,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:26:41,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:26:41,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:26:41,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:26:41,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:26:41,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:26:41,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:26:41,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:26:41,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:26:41,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:26:41,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:26:41,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:26:41,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:26:41,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:26:41,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:26:41,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:26:41,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:26:41,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:26:41,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:26:41,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:26:41,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:26:41,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:26:41,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:26:41,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:26:41,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:26:41,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:26:41,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:26:41,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:26:41,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:26:41,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:26:41,480 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 22:26:41,526 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:26:41,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:26:41,528 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:26:41,529 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:26:41,529 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:26:41,529 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:26:41,530 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:26:41,530 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:26:41,537 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:26:41,537 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:26:41,538 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:26:41,539 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:26:41,539 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:26:41,539 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:26:41,540 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:26:41,540 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:26:41,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:26:41,542 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 22:26:41,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:26:41,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 22:26:41,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:26:41,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:26:41,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:26:41,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:26:41,544 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:26:41,544 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 22:26:41,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:26:41,545 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:26:41,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:26:41,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:26:41,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:26:41,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:26:41,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:26:41,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:26:41,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:26:41,549 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:26:41,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:26:41,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:26:41,550 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:26:41,550 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:26:41,550 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_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 783ac259376d0d4b331b84c9ee3bd0ed2042af56d21e98db70a8bebb07aee3c2 [2021-11-12 22:26:41,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:26:41,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:26:41,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:26:41,909 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:26:41,910 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:26:41,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i [2021-11-12 22:26:41,992 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/data/cd99bcd60/af4e76593f34400db351f4ccd06e22de/FLAGea733d426 [2021-11-12 22:26:42,462 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:26:42,462 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i [2021-11-12 22:26:42,468 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/data/cd99bcd60/af4e76593f34400db351f4ccd06e22de/FLAGea733d426 [2021-11-12 22:26:42,859 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/data/cd99bcd60/af4e76593f34400db351f4ccd06e22de [2021-11-12 22:26:42,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:26:42,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:26:42,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:26:42,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:26:42,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:26:42,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:26:42" (1/1) ... [2021-11-12 22:26:42,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@453bf92f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:42, skipping insertion in model container [2021-11-12 22:26:42,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:26:42" (1/1) ... [2021-11-12 22:26:42,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:26:42,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:26:43,073 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_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i[815,828] [2021-11-12 22:26:43,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:26:43,095 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:26:43,107 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_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i[815,828] [2021-11-12 22:26:43,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:26:43,127 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:26:43,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:43 WrapperNode [2021-11-12 22:26:43,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:26:43,129 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:26:43,129 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:26:43,129 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:26:43,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:43" (1/1) ... [2021-11-12 22:26:43,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:43" (1/1) ... [2021-11-12 22:26:43,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:26:43,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:26:43,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:26:43,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:26:43,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:43" (1/1) ... [2021-11-12 22:26:43,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:43" (1/1) ... [2021-11-12 22:26:43,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:43" (1/1) ... [2021-11-12 22:26:43,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:43" (1/1) ... [2021-11-12 22:26:43,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:43" (1/1) ... [2021-11-12 22:26:43,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:43" (1/1) ... [2021-11-12 22:26:43,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:43" (1/1) ... [2021-11-12 22:26:43,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:26:43,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:26:43,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:26:43,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:26:43,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:43" (1/1) ... [2021-11-12 22:26:43,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:26:43,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:26:43,230 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:26:43,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:26:43,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-12 22:26:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:26:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-12 22:26:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:26:43,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:26:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-12 22:26:43,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 22:26:43,562 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:26:43,562 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-12 22:26:43,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:26:43 BoogieIcfgContainer [2021-11-12 22:26:43,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:26:43,567 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:26:43,567 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:26:43,570 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:26:43,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:26:42" (1/3) ... [2021-11-12 22:26:43,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2914a3e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:26:43, skipping insertion in model container [2021-11-12 22:26:43,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:43" (2/3) ... [2021-11-12 22:26:43,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2914a3e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:26:43, skipping insertion in model container [2021-11-12 22:26:43,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:26:43" (3/3) ... [2021-11-12 22:26:43,574 INFO L111 eAbstractionObserver]: Analyzing ICFG array_single_elem_init.i [2021-11-12 22:26:43,579 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:26:43,580 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 22:26:43,625 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 22:26:43,633 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 [2021-11-12 22:26:43,633 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 22:26:43,648 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) [2021-11-12 22:26:43,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-12 22:26:43,654 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:26:43,655 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-12 22:26:43,655 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:26:43,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:26:43,661 INFO L85 PathProgramCache]: Analyzing trace with hash -1422444502, now seen corresponding path program 1 times [2021-11-12 22:26:43,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:26:43,672 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720753614] [2021-11-12 22:26:43,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:26:43,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:26:43,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:26:43,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:26:43,834 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:26:43,834 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720753614] [2021-11-12 22:26:43,835 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720753614] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:26:43,836 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:26:43,836 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 22:26:43,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143961633] [2021-11-12 22:26:43,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:26:43,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:26:43,844 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:26:43,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:26:43,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:26:43,879 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), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:26:43,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:26:43,933 INFO L93 Difference]: Finished difference Result 22 states and 30 transitions. [2021-11-12 22:26:43,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:26:43,936 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-12 22:26:43,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:26:43,945 INFO L225 Difference]: With dead ends: 22 [2021-11-12 22:26:43,945 INFO L226 Difference]: Without dead ends: 13 [2021-11-12 22:26:43,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:26:43,969 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 2 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.85ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.92ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.88ms IncrementalHoareTripleChecker+Time [2021-11-12 22:26:43,971 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 9 Invalid, 16 Unknown, 0 Unchecked, 0.92ms Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 34.88ms Time] [2021-11-12 22:26:44,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-12 22:26:44,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2021-11-12 22:26:44,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:26:44,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 14 transitions. [2021-11-12 22:26:44,091 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 14 transitions. Word has length 6 [2021-11-12 22:26:44,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:26:44,092 INFO L470 AbstractCegarLoop]: Abstraction has 12 states and 14 transitions. [2021-11-12 22:26:44,092 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:26:44,092 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2021-11-12 22:26:44,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-12 22:26:44,093 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:26:44,093 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:26:44,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-12 22:26:44,094 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:26:44,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:26:44,100 INFO L85 PathProgramCache]: Analyzing trace with hash 655107671, now seen corresponding path program 1 times [2021-11-12 22:26:44,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:26:44,101 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522107268] [2021-11-12 22:26:44,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:26:44,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:26:44,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:26:44,205 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 22:26:44,206 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:26:44,206 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522107268] [2021-11-12 22:26:44,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522107268] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:26:44,207 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1522300157] [2021-11-12 22:26:44,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:26:44,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:26:44,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:26:44,210 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:26:44,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-12 22:26:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:26:44,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-12 22:26:44,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:26:44,409 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 22:26:44,409 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:26:44,481 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 22:26:44,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1522300157] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:26:44,485 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1535802815] [2021-11-12 22:26:44,527 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 22:26:44,528 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 22:26:44,536 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 22:26:44,542 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 22:26:44,543 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 22:26:44,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:44,588 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:44,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:44,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-12 22:26:44,597 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:44,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:44,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:26:44,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-12 22:26:44,654 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_14|], 55=[|v_#valid_31|]} [2021-11-12 22:26:44,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 18 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 26 [2021-11-12 22:26:44,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:44,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:26:44,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:44,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:26:44,735 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:44,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:44,812 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:44,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:44,907 INFO L354 Elim1Store]: treesize reduction 68, result has 13.9 percent of original size [2021-11-12 22:26:44,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 59 treesize of output 58 [2021-11-12 22:26:44,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:44,919 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:26:44,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:44,923 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:26:44,923 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:44,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:44,953 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:44,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:44,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-12 22:26:44,965 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:26:44,965 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:188, output treesize:146 [2021-11-12 22:26:44,983 INFO L180 QuantifierPusher]: treesize reduction 3, result has 99.2 percent of original size [2021-11-12 22:26:44,996 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:44,998 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-12 22:26:45,002 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,004 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,007 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,012 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,016 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,017 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,018 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-12 22:26:45,019 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,021 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-12 22:26:45,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2021-11-12 22:26:45,025 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,027 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-12 22:26:45,030 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,033 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 22:26:45,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 182 [2021-11-12 22:26:45,036 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 163 [2021-11-12 22:26:45,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-11-12 22:26:45,042 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,044 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,049 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,058 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,061 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,065 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,076 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,108 INFO L185 QuantifierPusher]: treesize reduction 19, result has 94.8 percent of original size 347 [2021-11-12 22:26:45,112 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,127 INFO L185 QuantifierPusher]: treesize reduction 198, result has 45.6 percent of original size 166 [2021-11-12 22:26:45,133 INFO L185 QuantifierPusher]: treesize reduction 216, result has 70.4 percent of original size 513 [2021-11-12 22:26:45,147 INFO L185 QuantifierPusher]: treesize reduction 216, result has 70.5 percent of original size 517 [2021-11-12 22:26:45,162 INFO L185 QuantifierPusher]: treesize reduction 216, result has 75.8 percent of original size 677 [2021-11-12 22:26:45,173 INFO L185 QuantifierPusher]: treesize reduction 216, result has 75.8 percent of original size 677 [2021-11-12 22:26:45,189 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,196 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,203 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,205 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,206 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,209 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-12 22:26:45,213 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-12 22:26:45,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2021-11-12 22:26:45,217 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,219 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-12 22:26:45,223 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 22:26:45,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 182 [2021-11-12 22:26:45,227 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 163 [2021-11-12 22:26:45,235 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,244 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,245 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-11-12 22:26:45,248 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,249 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-11-12 22:26:45,257 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,258 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 181 [2021-11-12 22:26:45,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 567 [2021-11-12 22:26:45,265 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 530 [2021-11-12 22:26:45,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 713 [2021-11-12 22:26:45,275 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,286 INFO L180 QuantifierPusher]: treesize reduction 216, result has 76.3 percent of original size [2021-11-12 22:26:45,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 694 [2021-11-12 22:26:45,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 835 [2021-11-12 22:26:45,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:45,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 11 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 1 [2021-11-12 22:26:45,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:45,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,406 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:45,406 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:45,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:45,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 11 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 1 [2021-11-12 22:26:45,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:45,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:45,469 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:45,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 12 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 63 [2021-11-12 22:26:45,512 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:26:45,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:26:45,516 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:45,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:45,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:45,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:45,534 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,535 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:45,535 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:45,536 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:45,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:45,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:45,555 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:45,555 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,556 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:45,556 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,557 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:45,557 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:45,569 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:45,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:45,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:45,571 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:45,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:45,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:45,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 23 [2021-11-12 22:26:45,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 22:26:45,593 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 22:26:45,594 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:45,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:45,645 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,671 INFO L180 QuantifierPusher]: treesize reduction 12, result has 96.8 percent of original size [2021-11-12 22:26:45,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-12 22:26:45,686 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 22:26:45,686 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:1850, output treesize:367 [2021-11-12 22:26:45,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:45,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:45,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:45,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:45,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:45,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:45,769 INFO L180 QuantifierPusher]: treesize reduction 42, result has 87.0 percent of original size [2021-11-12 22:26:45,774 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-12 22:26:45,777 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,779 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:26:45,781 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-12 22:26:45,783 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:26:45,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 22:26:45,788 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,792 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:26:45,796 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,800 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,800 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-12 22:26:45,802 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:26:45,805 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,810 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,811 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,812 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,813 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:45,814 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:45,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-12 22:26:45,818 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-12 22:26:45,822 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,824 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,825 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:45,827 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,828 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,829 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:45,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-12 22:26:45,830 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-12 22:26:45,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 600 [2021-11-12 22:26:45,835 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:45,840 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:45,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-12 22:26:45,843 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-12 22:26:45,846 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:45,850 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,851 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:45,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-12 22:26:45,853 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-12 22:26:45,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 735 [2021-11-12 22:26:45,859 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,861 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:45,864 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,865 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:45,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-12 22:26:45,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-12 22:26:45,869 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-12 22:26:45,871 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:26:45,874 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,876 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:45,879 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,879 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:45,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-12 22:26:45,882 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,882 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-12 22:26:45,886 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 762 [2021-11-12 22:26:45,887 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,888 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:26:45,889 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,891 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:45,893 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:45,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-12 22:26:45,915 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-12 22:26:45,917 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,917 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-12 22:26:45,918 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,919 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:26:45,921 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,922 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,922 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,924 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:45,925 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:45,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-12 22:26:45,928 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:45,928 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-12 22:26:45,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 816 [2021-11-12 22:26:45,948 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_51|, v_prenex_1, v_prenex_2], 8=[v_prenex_4, v_prenex_3]} [2021-11-12 22:26:45,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-12 22:26:45,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:26:45,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:45,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:26:45,962 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:45,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:45,999 INFO L628 ElimStorePlain]: treesize reduction 486, result has 69.6 percent of original size [2021-11-12 22:26:46,007 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:46,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:46,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,010 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:46,010 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:46,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,032 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:46,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:46,096 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-11-12 22:26:46,097 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 1 case distinctions, treesize of input 46 treesize of output 20 [2021-11-12 22:26:46,097 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 22:26:46,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 22:26:46,099 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:46,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:46,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:46,124 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:46,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 1 [2021-11-12 22:26:46,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:46,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,127 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:46,127 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:46,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,147 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:46,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:46,158 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:46,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:46,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:46,160 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:46,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,175 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:46,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:46,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:46,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:46,227 INFO L354 Elim1Store]: treesize reduction 69, result has 29.6 percent of original size [2021-11-12 22:26:46,228 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 2 case distinctions, treesize of input 116 treesize of output 54 [2021-11-12 22:26:46,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-12 22:26:46,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-12 22:26:46,231 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:46,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:46,246 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:46,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:46,282 INFO L354 Elim1Store]: treesize reduction 65, result has 33.7 percent of original size [2021-11-12 22:26:46,283 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 2 case distinctions, treesize of input 116 treesize of output 58 [2021-11-12 22:26:46,283 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-12 22:26:46,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-12 22:26:46,286 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:46,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,315 INFO L628 ElimStorePlain]: treesize reduction 13, result has 96.8 percent of original size [2021-11-12 22:26:46,327 INFO L180 QuantifierPusher]: treesize reduction 33, result has 91.5 percent of original size [2021-11-12 22:26:46,333 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 357 [2021-11-12 22:26:46,334 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-11-12 22:26:46,335 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:1602, output treesize:357 [2021-11-12 22:26:46,342 INFO L180 QuantifierPusher]: treesize reduction 46, result has 56.6 percent of original size [2021-11-12 22:26:46,344 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:46,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-12 22:26:46,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:26:46,353 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 [2021-11-12 22:26:46,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-12 22:26:46,355 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-12 22:26:46,356 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:46,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,359 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,361 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:26:46,361 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:26:46,362 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:52 [2021-11-12 22:26:46,365 INFO L180 QuantifierPusher]: treesize reduction 7, result has 89.2 percent of original size [2021-11-12 22:26:46,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:26:46,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:46,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-12 22:26:46,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:46,457 INFO L180 QuantifierPusher]: treesize reduction 42, result has 57.1 percent of original size [2021-11-12 22:26:46,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:26:46,468 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 22:26:47,043 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 22:26:47,043 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 22:26:47,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2021-11-12 22:26:47,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072036413] [2021-11-12 22:26:47,044 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 22:26:47,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 22:26:47,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:26:47,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 22:26:47,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-11-12 22:26:47,046 INFO L87 Difference]: Start difference. First operand 12 states and 14 transitions. Second operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 6 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) [2021-11-12 22:26:47,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:26:47,106 INFO L93 Difference]: Finished difference Result 32 states and 40 transitions. [2021-11-12 22:26:47,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 22:26:47,107 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.0) internal successors, (14), 6 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) Word has length 10 [2021-11-12 22:26:47,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:26:47,108 INFO L225 Difference]: With dead ends: 32 [2021-11-12 22:26:47,108 INFO L226 Difference]: Without dead ends: 23 [2021-11-12 22:26:47,108 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-11-12 22:26:47,110 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 25 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.57ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.26ms SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.64ms IncrementalHoareTripleChecker+Time [2021-11-12 22:26:47,110 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 12 Invalid, 41 Unknown, 0 Unchecked, 1.26ms Time], IncrementalHoareTripleChecker [14 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 48.64ms Time] [2021-11-12 22:26:47,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-11-12 22:26:47,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 18. [2021-11-12 22:26:47,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 17 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:26:47,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 20 transitions. [2021-11-12 22:26:47,116 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 20 transitions. Word has length 10 [2021-11-12 22:26:47,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:26:47,116 INFO L470 AbstractCegarLoop]: Abstraction has 18 states and 20 transitions. [2021-11-12 22:26:47,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.0) internal successors, (14), 6 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) [2021-11-12 22:26:47,116 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2021-11-12 22:26:47,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-12 22:26:47,117 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:26:47,117 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 1, 1, 1, 1, 1] [2021-11-12 22:26:47,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-12 22:26:47,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:26:47,331 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:26:47,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:26:47,332 INFO L85 PathProgramCache]: Analyzing trace with hash 674779690, now seen corresponding path program 2 times [2021-11-12 22:26:47,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:26:47,332 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055934229] [2021-11-12 22:26:47,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:26:47,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:26:47,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:26:47,456 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-12 22:26:47,456 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:26:47,456 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055934229] [2021-11-12 22:26:47,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055934229] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:26:47,456 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [361349298] [2021-11-12 22:26:47,457 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 22:26:47,457 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:26:47,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:26:47,458 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:26:47,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-12 22:26:47,551 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-12 22:26:47,551 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 22:26:47,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 22:26:47,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:26:47,617 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-12 22:26:47,617 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:26:47,722 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-12 22:26:47,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [361349298] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:26:47,722 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1947915231] [2021-11-12 22:26:47,725 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 22:26:47,725 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 22:26:47,726 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 22:26:47,726 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 22:26:47,726 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 22:26:47,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,740 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,740 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,741 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-12 22:26:47,745 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,746 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:26:47,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-12 22:26:47,754 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_15|], 55=[|v_#valid_32|]} [2021-11-12 22:26:47,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 18 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 26 [2021-11-12 22:26:47,785 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:26:47,787 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:26:47,788 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:47,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:47,795 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,862 INFO L354 Elim1Store]: treesize reduction 68, result has 13.9 percent of original size [2021-11-12 22:26:47,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 59 treesize of output 58 [2021-11-12 22:26:47,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:26:47,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:26:47,872 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:47,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:47,879 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,882 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-12 22:26:47,885 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:26:47,886 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:188, output treesize:146 [2021-11-12 22:26:47,894 INFO L180 QuantifierPusher]: treesize reduction 3, result has 99.2 percent of original size [2021-11-12 22:26:47,901 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,902 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-12 22:26:47,906 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,909 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,911 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 22:26:47,913 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,914 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:26:47,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-12 22:26:47,916 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-12 22:26:47,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 22:26:47,918 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,921 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,924 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-12 22:26:47,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-12 22:26:47,931 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,934 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,937 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-11-12 22:26:47,940 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,940 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-11-12 22:26:47,942 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 186 [2021-11-12 22:26:47,942 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-12 22:26:47,944 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,945 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 22:26:47,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-12 22:26:47,947 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:47,948 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 190 [2021-11-12 22:26:47,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 329 [2021-11-12 22:26:47,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:47,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-12 22:26:47,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:26:47,985 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:47,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:26:47,986 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:47,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:48,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:48,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:48,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:48,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:48,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 12 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 44 [2021-11-12 22:26:48,025 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:26:48,028 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:26:48,029 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:48,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:48,035 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:48,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:48,037 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:48,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,073 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,107 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.7 percent of original size [2021-11-12 22:26:48,112 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 336 [2021-11-12 22:26:48,113 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 22:26:48,114 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:633, output treesize:336 [2021-11-12 22:26:48,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,171 INFO L180 QuantifierPusher]: treesize reduction 42, result has 87.0 percent of original size [2021-11-12 22:26:48,177 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,178 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,179 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-12 22:26:48,180 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,181 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,182 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-12 22:26:48,184 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:26:48,185 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,186 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:26:48,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 22:26:48,191 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,195 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:26:48,198 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,202 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,203 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:48,205 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,206 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:48,209 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-12 22:26:48,209 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-12 22:26:48,211 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 22:26:48,217 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,217 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,218 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:48,225 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:48,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-12 22:26:48,228 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-12 22:26:48,230 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-12 22:26:48,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 812 [2021-11-12 22:26:48,235 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-12 22:26:48,237 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,238 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,239 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,240 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:48,241 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:48,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-12 22:26:48,246 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-12 22:26:48,248 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 22:26:48,251 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,253 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:48,255 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:48,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-12 22:26:48,258 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-12 22:26:48,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 839 [2021-11-12 22:26:48,262 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,263 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-12 22:26:48,265 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,266 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:48,269 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,270 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:48,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-12 22:26:48,272 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,273 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-12 22:26:48,274 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,275 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 22:26:48,276 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,278 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:48,280 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,281 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:48,282 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-12 22:26:48,282 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,283 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,283 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-12 22:26:48,284 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,284 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:26:48,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 893 [2021-11-12 22:26:48,301 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_8], 6=[v_prenex_7, |v_#memory_int_59|], 8=[v_prenex_5, v_prenex_6]} [2021-11-12 22:26:48,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-12 22:26:48,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:26:48,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:26:48,321 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:48,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,354 INFO L628 ElimStorePlain]: treesize reduction 477, result has 72.4 percent of original size [2021-11-12 22:26:48,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,384 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,411 INFO L354 Elim1Store]: treesize reduction 37, result has 2.6 percent of original size [2021-11-12 22:26:48,411 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 1 case distinctions, treesize of input 57 treesize of output 27 [2021-11-12 22:26:48,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:26:48,413 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:26:48,414 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:48,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,447 INFO L354 Elim1Store]: treesize reduction 37, result has 2.6 percent of original size [2021-11-12 22:26:48,447 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 1 case distinctions, treesize of input 57 treesize of output 27 [2021-11-12 22:26:48,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:26:48,449 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:26:48,450 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:48,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,473 INFO L628 ElimStorePlain]: treesize reduction 87, result has 92.1 percent of original size [2021-11-12 22:26:48,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,482 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:48,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:48,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:48,484 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:48,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,499 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,509 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:48,510 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:48,510 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,511 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:48,511 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:48,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,544 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,556 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,563 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,593 INFO L354 Elim1Store]: treesize reduction 65, result has 33.7 percent of original size [2021-11-12 22:26:48,594 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 2 case distinctions, treesize of input 116 treesize of output 58 [2021-11-12 22:26:48,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-12 22:26:48,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-12 22:26:48,598 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:48,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:48,644 INFO L354 Elim1Store]: treesize reduction 69, result has 29.6 percent of original size [2021-11-12 22:26:48,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 54 [2021-11-12 22:26:48,645 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,646 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-12 22:26:48,646 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-12 22:26:48,647 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:48,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,662 INFO L628 ElimStorePlain]: treesize reduction 26, result has 93.5 percent of original size [2021-11-12 22:26:48,672 INFO L180 QuantifierPusher]: treesize reduction 28, result has 92.5 percent of original size [2021-11-12 22:26:48,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 343 [2021-11-12 22:26:48,677 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-11-12 22:26:48,678 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:1733, output treesize:343 [2021-11-12 22:26:48,684 INFO L180 QuantifierPusher]: treesize reduction 46, result has 56.6 percent of original size [2021-11-12 22:26:48,686 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:48,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,687 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-12 22:26:48,688 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:26:48,694 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 [2021-11-12 22:26:48,694 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,695 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-12 22:26:48,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,695 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-12 22:26:48,696 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:48,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,698 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:26:48,700 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:26:48,700 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:52 [2021-11-12 22:26:48,703 INFO L180 QuantifierPusher]: treesize reduction 7, result has 89.2 percent of original size [2021-11-12 22:26:48,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:26:48,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:48,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-12 22:26:48,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:48,770 INFO L180 QuantifierPusher]: treesize reduction 42, result has 57.1 percent of original size [2021-11-12 22:26:48,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:26:48,780 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 22:26:49,309 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 22:26:49,309 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 22:26:49,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 13 [2021-11-12 22:26:49,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787994711] [2021-11-12 22:26:49,309 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 22:26:49,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-12 22:26:49,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:26:49,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-12 22:26:49,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=198, Unknown=0, NotChecked=0, Total=306 [2021-11-12 22:26:49,311 INFO L87 Difference]: Start difference. First operand 18 states and 20 transitions. Second operand has 13 states, 13 states have (on average 2.230769230769231) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:26:49,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:26:49,454 INFO L93 Difference]: Finished difference Result 59 states and 75 transitions. [2021-11-12 22:26:49,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-12 22:26:49,455 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.230769230769231) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-12 22:26:49,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:26:49,456 INFO L225 Difference]: With dead ends: 59 [2021-11-12 22:26:49,457 INFO L226 Difference]: Without dead ends: 47 [2021-11-12 22:26:49,457 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=108, Invalid=198, Unknown=0, NotChecked=0, Total=306 [2021-11-12 22:26:49,458 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 85 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 78.62ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.42ms SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 124.58ms IncrementalHoareTripleChecker+Time [2021-11-12 22:26:49,458 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [85 Valid, 16 Invalid, 104 Unknown, 0 Unchecked, 2.42ms Time], IncrementalHoareTripleChecker [52 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 124.58ms Time] [2021-11-12 22:26:49,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-11-12 22:26:49,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 33. [2021-11-12 22:26:49,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.09375) internal successors, (35), 32 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:26:49,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 35 transitions. [2021-11-12 22:26:49,472 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 35 transitions. Word has length 16 [2021-11-12 22:26:49,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:26:49,472 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 35 transitions. [2021-11-12 22:26:49,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.230769230769231) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:26:49,473 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2021-11-12 22:26:49,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-12 22:26:49,474 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:26:49,475 INFO L514 BasicCegarLoop]: trace histogram [10, 6, 5, 5, 1, 1, 1, 1, 1] [2021-11-12 22:26:49,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-12 22:26:49,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-11-12 22:26:49,691 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:26:49,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:26:49,691 INFO L85 PathProgramCache]: Analyzing trace with hash 276372204, now seen corresponding path program 3 times [2021-11-12 22:26:49,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:26:49,692 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950676225] [2021-11-12 22:26:49,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:26:49,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:26:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:26:49,861 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-12 22:26:49,861 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:26:49,861 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950676225] [2021-11-12 22:26:49,861 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950676225] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:26:49,862 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2036624381] [2021-11-12 22:26:49,862 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-12 22:26:49,862 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:26:49,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:26:49,863 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:26:49,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-12 22:26:49,934 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-12 22:26:49,934 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 22:26:49,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-12 22:26:49,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:26:50,014 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-12 22:26:50,015 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:26:50,145 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-12 22:26:50,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2036624381] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:26:50,146 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2037930338] [2021-11-12 22:26:50,148 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 22:26:50,149 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 22:26:50,149 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 22:26:50,149 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 22:26:50,149 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 22:26:50,154 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,155 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,156 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-12 22:26:50,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,158 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:26:50,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-12 22:26:50,163 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_16|], 55=[|v_#valid_33|]} [2021-11-12 22:26:50,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 18 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 26 [2021-11-12 22:26:50,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:26:50,190 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:26:50,191 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:50,196 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,254 INFO L354 Elim1Store]: treesize reduction 68, result has 13.9 percent of original size [2021-11-12 22:26:50,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 59 treesize of output 58 [2021-11-12 22:26:50,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:26:50,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:26:50,261 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:50,268 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-12 22:26:50,274 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,274 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:188, output treesize:146 [2021-11-12 22:26:50,282 INFO L180 QuantifierPusher]: treesize reduction 3, result has 99.2 percent of original size [2021-11-12 22:26:50,286 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-12 22:26:50,290 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,292 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,293 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,294 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,295 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 22:26:50,297 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,299 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-12 22:26:50,301 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-12 22:26:50,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2021-11-12 22:26:50,303 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-12 22:26:50,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 182 [2021-11-12 22:26:50,307 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 163 [2021-11-12 22:26:50,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-11-12 22:26:50,310 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,313 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,318 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 808 [2021-11-12 22:26:50,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 834 [2021-11-12 22:26:50,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 834 [2021-11-12 22:26:50,329 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,331 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,333 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,335 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,337 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,339 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 22:26:50,341 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,343 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 181 [2021-11-12 22:26:50,346 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 181 [2021-11-12 22:26:50,348 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 386 [2021-11-12 22:26:50,349 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 309 [2021-11-12 22:26:50,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 434 [2021-11-12 22:26:50,352 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 417 [2021-11-12 22:26:50,355 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,356 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,357 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,358 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-12 22:26:50,359 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,361 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-11-12 22:26:50,363 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,364 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-11-12 22:26:50,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 370 [2021-11-12 22:26:50,366 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,367 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 295 [2021-11-12 22:26:50,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-12 22:26:50,369 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 399 [2021-11-12 22:26:50,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 844 [2021-11-12 22:26:50,374 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 825 [2021-11-12 22:26:50,377 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 22:26:50,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 870 [2021-11-12 22:26:50,381 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 851 [2021-11-12 22:26:50,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 992 [2021-11-12 22:26:50,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 12 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 63 [2021-11-12 22:26:50,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,470 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:26:50,470 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,471 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:26:50,471 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,484 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,484 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:50,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:50,498 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:50,499 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,501 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:50,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:50,514 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:50,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,516 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,516 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,528 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,528 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,529 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 12 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 63 [2021-11-12 22:26:50,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:26:50,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,585 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:26:50,586 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:50,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:50,599 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:50,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,601 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,601 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-12 22:26:50,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 22:26:50,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 22:26:50,626 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,630 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:50,631 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:50,637 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:50,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,639 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,639 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:50,661 INFO L628 ElimStorePlain]: treesize reduction 214, result has 63.7 percent of original size [2021-11-12 22:26:50,670 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.9 percent of original size [2021-11-12 22:26:50,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-12 22:26:50,676 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 22:26:50,677 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 1 variables, input treesize:2651, output treesize:367 [2021-11-12 22:26:50,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:50,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:50,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:50,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:50,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:50,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:50,723 INFO L180 QuantifierPusher]: treesize reduction 42, result has 87.0 percent of original size [2021-11-12 22:26:50,727 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-12 22:26:50,730 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,731 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,732 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,732 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:26:50,733 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-12 22:26:50,734 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:26:50,736 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 22:26:50,738 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,740 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,742 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,744 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,745 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,746 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-12 22:26:50,746 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:26:50,749 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,750 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,752 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,753 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,754 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,754 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,755 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:50,756 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:50,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-12 22:26:50,758 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-12 22:26:50,761 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,762 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,763 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,764 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:50,765 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,765 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,766 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:50,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-12 22:26:50,767 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,768 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-12 22:26:50,770 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 600 [2021-11-12 22:26:50,771 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,772 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,773 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:50,775 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:50,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-12 22:26:50,777 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-12 22:26:50,780 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,781 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:50,783 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:50,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-12 22:26:50,785 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-12 22:26:50,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 735 [2021-11-12 22:26:50,789 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-12 22:26:50,790 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:26:50,792 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,794 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:50,795 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,796 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,796 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:50,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-12 22:26:50,798 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-12 22:26:50,800 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,801 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,801 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:50,803 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,804 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,804 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:50,805 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-12 22:26:50,805 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,806 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-12 22:26:50,808 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:26:50,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 762 [2021-11-12 22:26:50,811 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,812 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:26:50,813 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,813 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-12 22:26:50,814 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:26:50,816 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,816 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,817 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:50,819 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,819 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,820 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:50,821 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-12 22:26:50,821 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-12 22:26:50,823 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,825 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,825 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:50,826 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,827 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,827 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:50,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-12 22:26:50,829 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:50,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-12 22:26:50,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 816 [2021-11-12 22:26:50,841 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_63|, v_prenex_12, v_prenex_9], 8=[v_prenex_11, v_prenex_10]} [2021-11-12 22:26:50,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-12 22:26:50,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:26:50,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:26:50,854 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:50,877 INFO L628 ElimStorePlain]: treesize reduction 486, result has 69.6 percent of original size [2021-11-12 22:26:50,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:50,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,896 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:50,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 20 [2021-11-12 22:26:50,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 22:26:50,899 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 22:26:50,899 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:50,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:50,932 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-12 22:26:50,932 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 1 case distinctions, treesize of input 46 treesize of output 1 [2021-11-12 22:26:50,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,934 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,934 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:50,954 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,960 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:50,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:50,962 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:50,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:50,978 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:50,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:50,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:50,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:51,020 INFO L354 Elim1Store]: treesize reduction 65, result has 33.7 percent of original size [2021-11-12 22:26:51,021 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 2 case distinctions, treesize of input 116 treesize of output 58 [2021-11-12 22:26:51,022 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:51,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-12 22:26:51,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:51,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-12 22:26:51,024 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:51,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:51,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:51,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:51,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:51,094 INFO L354 Elim1Store]: treesize reduction 69, result has 29.6 percent of original size [2021-11-12 22:26:51,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 54 [2021-11-12 22:26:51,095 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:51,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-12 22:26:51,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:51,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-12 22:26:51,097 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:51,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:51,115 INFO L628 ElimStorePlain]: treesize reduction 13, result has 98.0 percent of original size [2021-11-12 22:26:51,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:51,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:51,122 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:51,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:51,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:51,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:51,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:51,124 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:51,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:51,142 INFO L628 ElimStorePlain]: treesize reduction 9, result has 97.7 percent of original size [2021-11-12 22:26:51,151 INFO L180 QuantifierPusher]: treesize reduction 20, result has 94.8 percent of original size [2021-11-12 22:26:51,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 364 [2021-11-12 22:26:51,156 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-11-12 22:26:51,157 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:1602, output treesize:364 [2021-11-12 22:26:51,163 INFO L180 QuantifierPusher]: treesize reduction 46, result has 56.6 percent of original size [2021-11-12 22:26:51,165 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:51,165 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:51,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-12 22:26:51,166 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:26:51,171 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 [2021-11-12 22:26:51,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:51,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-12 22:26:51,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:51,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-12 22:26:51,173 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:51,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:51,175 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:51,176 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:51,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:26:51,177 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:26:51,178 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:52 [2021-11-12 22:26:51,180 INFO L180 QuantifierPusher]: treesize reduction 7, result has 89.2 percent of original size [2021-11-12 22:26:51,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:26:51,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:51,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:51,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:51,205 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:51,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-12 22:26:51,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:51,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:51,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:51,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:51,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:51,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:51,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:51,239 INFO L180 QuantifierPusher]: treesize reduction 42, result has 57.1 percent of original size [2021-11-12 22:26:51,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:26:51,248 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 22:26:51,804 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 22:26:51,804 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 22:26:51,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 15 [2021-11-12 22:26:51,804 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877302557] [2021-11-12 22:26:51,804 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 22:26:51,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-12 22:26:51,805 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:26:51,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-12 22:26:51,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=257, Unknown=0, NotChecked=0, Total=380 [2021-11-12 22:26:51,806 INFO L87 Difference]: Start difference. First operand 33 states and 35 transitions. Second operand has 15 states, 15 states have (on average 2.933333333333333) internal successors, (44), 15 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:26:51,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:26:51,923 INFO L93 Difference]: Finished difference Result 78 states and 90 transitions. [2021-11-12 22:26:51,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-12 22:26:51,924 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.933333333333333) internal successors, (44), 15 states have internal predecessors, (44), 0 states have call successors, (0), 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 31 [2021-11-12 22:26:51,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:26:51,925 INFO L225 Difference]: With dead ends: 78 [2021-11-12 22:26:51,925 INFO L226 Difference]: Without dead ends: 57 [2021-11-12 22:26:51,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=123, Invalid=257, Unknown=0, NotChecked=0, Total=380 [2021-11-12 22:26:51,927 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 18 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 81.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.68ms SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 99.19ms IncrementalHoareTripleChecker+Time [2021-11-12 22:26:51,927 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 17 Invalid, 95 Unknown, 0 Unchecked, 1.68ms Time], IncrementalHoareTripleChecker [38 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 99.19ms Time] [2021-11-12 22:26:51,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-11-12 22:26:51,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 56. [2021-11-12 22:26:51,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.0545454545454545) internal successors, (58), 55 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:26:51,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 58 transitions. [2021-11-12 22:26:51,935 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 58 transitions. Word has length 31 [2021-11-12 22:26:51,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:26:51,936 INFO L470 AbstractCegarLoop]: Abstraction has 56 states and 58 transitions. [2021-11-12 22:26:51,936 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.933333333333333) internal successors, (44), 15 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:26:51,936 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2021-11-12 22:26:51,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-12 22:26:51,938 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:26:51,938 INFO L514 BasicCegarLoop]: trace histogram [13, 12, 12, 12, 1, 1, 1, 1, 1] [2021-11-12 22:26:51,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-12 22:26:52,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable53 [2021-11-12 22:26:52,159 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:26:52,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:26:52,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1428057194, now seen corresponding path program 4 times [2021-11-12 22:26:52,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:26:52,160 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354675261] [2021-11-12 22:26:52,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:26:52,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:26:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:26:52,395 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-12 22:26:52,396 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:26:52,396 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354675261] [2021-11-12 22:26:52,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354675261] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:26:52,396 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [657077176] [2021-11-12 22:26:52,396 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-12 22:26:52,396 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:26:52,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:26:52,403 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:26:52,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-12 22:26:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:26:52,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-12 22:26:52,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:26:52,618 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2021-11-12 22:26:52,619 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:26:52,995 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2021-11-12 22:26:52,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [657077176] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:26:52,995 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1384807379] [2021-11-12 22:26:52,997 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 22:26:52,997 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 22:26:52,997 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 22:26:52,997 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 22:26:52,998 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 22:26:53,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,010 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:26:53,012 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,012 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-12 22:26:53,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-12 22:26:53,018 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|], 55=[|v_#valid_34|]} [2021-11-12 22:26:53,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 18 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 26 [2021-11-12 22:26:53,044 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:26:53,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:26:53,046 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,052 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,111 INFO L354 Elim1Store]: treesize reduction 68, result has 13.9 percent of original size [2021-11-12 22:26:53,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 59 treesize of output 58 [2021-11-12 22:26:53,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:26:53,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:26:53,118 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,124 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-12 22:26:53,129 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,130 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:188, output treesize:146 [2021-11-12 22:26:53,136 INFO L180 QuantifierPusher]: treesize reduction 3, result has 99.2 percent of original size [2021-11-12 22:26:53,145 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-12 22:26:53,147 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,148 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,149 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,150 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,151 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,152 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:26:53,152 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 22:26:53,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-12 22:26:53,154 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-12 22:26:53,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 22:26:53,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,159 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-12 22:26:53,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-12 22:26:53,166 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,168 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,169 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-11-12 22:26:53,171 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-11-12 22:26:53,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 186 [2021-11-12 22:26:53,173 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,174 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-12 22:26:53,175 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,176 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 22:26:53,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-12 22:26:53,178 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,178 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,179 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 190 [2021-11-12 22:26:53,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 329 [2021-11-12 22:26:53,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:53,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:53,198 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 12 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 44 [2021-11-12 22:26:53,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:26:53,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:26:53,230 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-12 22:26:53,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:26:53,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:26:53,251 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,266 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,276 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.7 percent of original size [2021-11-12 22:26:53,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 336 [2021-11-12 22:26:53,282 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 22:26:53,282 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:633, output treesize:336 [2021-11-12 22:26:53,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,324 INFO L180 QuantifierPusher]: treesize reduction 42, result has 87.0 percent of original size [2021-11-12 22:26:53,334 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,347 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,348 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-12 22:26:53,349 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,350 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:26:53,352 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:26:53,353 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-12 22:26:53,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-12 22:26:53,358 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,362 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-12 22:26:53,363 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,364 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:26:53,365 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:26:53,368 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,372 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,376 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,377 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,378 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:53,381 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:53,384 INFO L185 QuantifierPusher]: treesize reduction 200, result has 45.7 percent of original size 168 [2021-11-12 22:26:53,385 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:53,387 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:53,391 INFO L185 QuantifierPusher]: treesize reduction 201, result has 46.0 percent of original size 171 [2021-11-12 22:26:53,391 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:53,393 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,394 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:53,396 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,397 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,400 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,401 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,403 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,404 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:53,406 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,406 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:53,409 INFO L185 QuantifierPusher]: treesize reduction 19, result has 94.9 percent of original size 351 [2021-11-12 22:26:53,410 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:53,412 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:53,417 INFO L185 QuantifierPusher]: treesize reduction 19, result has 94.9 percent of original size 355 [2021-11-12 22:26:53,418 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:53,420 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:53,427 INFO L185 QuantifierPusher]: treesize reduction 220, result has 70.5 percent of original size 527 [2021-11-12 22:26:53,428 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:53,430 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:53,432 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:53,434 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:53,447 INFO L185 QuantifierPusher]: treesize reduction 220, result has 75.8 percent of original size 689 [2021-11-12 22:26:53,448 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-12 22:26:53,449 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,450 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:26:53,451 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,451 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,452 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:26:53,452 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:53,454 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,455 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:53,456 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,457 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-12 22:26:53,458 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,458 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-12 22:26:53,469 INFO L185 QuantifierPusher]: treesize reduction 220, result has 77.2 percent of original size 743 [2021-11-12 22:26:53,480 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_14, v_prenex_13, |v_#memory_int_79|], 8=[v_prenex_18, v_prenex_17, v_prenex_16, v_prenex_15]} [2021-11-12 22:26:53,490 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:53,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2021-11-12 22:26:53,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:53,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:53,493 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,518 INFO L628 ElimStorePlain]: treesize reduction 260, result has 81.0 percent of original size [2021-11-12 22:26:53,525 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:53,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:53,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:53,527 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,542 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,557 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:53,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:53,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 20 [2021-11-12 22:26:53,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 22:26:53,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 22:26:53,567 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,593 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:53,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:26:53,616 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-12 22:26:53,617 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 1 case distinctions, treesize of input 46 treesize of output 1 [2021-11-12 22:26:53,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:53,618 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:53,619 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,631 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,631 INFO L518 ElimStorePlain]: Eliminatee v_prenex_18 vanished before elimination [2021-11-12 22:26:53,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:53,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:53,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:53,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:53,683 INFO L354 Elim1Store]: treesize reduction 69, result has 29.6 percent of original size [2021-11-12 22:26:53,683 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 2 case distinctions, treesize of input 116 treesize of output 54 [2021-11-12 22:26:53,684 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-12 22:26:53,685 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,686 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-12 22:26:53,686 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,699 INFO L628 ElimStorePlain]: treesize reduction 13, result has 98.2 percent of original size [2021-11-12 22:26:53,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:53,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:53,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:53,740 INFO L354 Elim1Store]: treesize reduction 65, result has 33.7 percent of original size [2021-11-12 22:26:53,740 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 2 case distinctions, treesize of input 116 treesize of output 58 [2021-11-12 22:26:53,741 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-12 22:26:53,742 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,744 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-12 22:26:53,744 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,759 INFO L628 ElimStorePlain]: treesize reduction 9, result has 98.6 percent of original size [2021-11-12 22:26:53,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:53,763 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:26:53,766 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:26:53,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:53,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:26:53,768 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,778 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,786 INFO L180 QuantifierPusher]: treesize reduction 20, result has 94.8 percent of original size [2021-11-12 22:26:53,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 364 [2021-11-12 22:26:53,790 INFO L550 ElimStorePlain]: Start of recursive call 1: 7 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-11-12 22:26:53,790 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:1388, output treesize:364 [2021-11-12 22:26:53,796 INFO L180 QuantifierPusher]: treesize reduction 46, result has 56.6 percent of original size [2021-11-12 22:26:53,797 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:26:53,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-12 22:26:53,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:26:53,804 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 [2021-11-12 22:26:53,804 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,805 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-12 22:26:53,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-12 22:26:53,806 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,808 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,810 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:26:53,810 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:26:53,810 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:52 [2021-11-12 22:26:53,813 INFO L180 QuantifierPusher]: treesize reduction 7, result has 89.2 percent of original size [2021-11-12 22:26:53,814 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:26:53,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:26:53,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-12 22:26:53,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:26:53,871 INFO L180 QuantifierPusher]: treesize reduction 42, result has 57.1 percent of original size [2021-11-12 22:26:53,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:26:53,881 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 22:26:54,408 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 22:26:54,408 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 22:26:54,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 14] total 29 [2021-11-12 22:26:54,409 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010928692] [2021-11-12 22:26:54,409 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 22:26:54,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-11-12 22:26:54,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:26:54,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-11-12 22:26:54,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=452, Invalid=670, Unknown=0, NotChecked=0, Total=1122 [2021-11-12 22:26:54,411 INFO L87 Difference]: Start difference. First operand 56 states and 58 transitions. Second operand has 29 states, 29 states have (on average 2.586206896551724) internal successors, (75), 29 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:26:54,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:26:54,680 INFO L93 Difference]: Finished difference Result 153 states and 183 transitions. [2021-11-12 22:26:54,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-11-12 22:26:54,681 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 2.586206896551724) internal successors, (75), 29 states have internal predecessors, (75), 0 states have call successors, (0), 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 54 [2021-11-12 22:26:54,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:26:54,682 INFO L225 Difference]: With dead ends: 153 [2021-11-12 22:26:54,683 INFO L226 Difference]: Without dead ends: 111 [2021-11-12 22:26:54,684 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=452, Invalid=670, Unknown=0, NotChecked=0, Total=1122 [2021-11-12 22:26:54,684 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 110 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 159.61ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.58ms SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 208.30ms IncrementalHoareTripleChecker+Time [2021-11-12 22:26:54,685 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [110 Valid, 8 Invalid, 208 Unknown, 0 Unchecked, 1.58ms Time], IncrementalHoareTripleChecker [98 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 208.30ms Time] [2021-11-12 22:26:54,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-11-12 22:26:54,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 73. [2021-11-12 22:26:54,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.0416666666666667) internal successors, (75), 72 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:26:54,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 75 transitions. [2021-11-12 22:26:54,694 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 75 transitions. Word has length 54 [2021-11-12 22:26:54,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:26:54,695 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 75 transitions. [2021-11-12 22:26:54,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 2.586206896551724) internal successors, (75), 29 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:26:54,695 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 75 transitions. [2021-11-12 22:26:54,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-12 22:26:54,697 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:26:54,698 INFO L514 BasicCegarLoop]: trace histogram [26, 14, 13, 13, 1, 1, 1, 1, 1] [2021-11-12 22:26:54,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-12 22:26:54,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2021-11-12 22:26:54,923 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:26:54,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:26:54,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1933947628, now seen corresponding path program 5 times [2021-11-12 22:26:54,923 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:26:54,924 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250866881] [2021-11-12 22:26:54,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:26:54,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:26:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:26:55,241 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-12 22:26:55,241 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:26:55,241 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250866881] [2021-11-12 22:26:55,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250866881] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:26:55,241 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2041112087] [2021-11-12 22:26:55,241 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 22:26:55,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:26:55,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:26:55,243 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:26:55,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e44cdc0-0d55-45c9-ae16-403e9545a7b8/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process