./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/xor2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-crafted/xor2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 134cd77c565ec0964d690e2c701df7f2f34c79dd30f80feda5f549f6f11dd00c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:15:36,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:15:36,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:15:36,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:15:36,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:15:36,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:15:36,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:15:36,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:15:36,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:15:36,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:15:36,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:15:36,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:15:36,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:15:36,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:15:36,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:15:36,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:15:36,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:15:36,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:15:36,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:15:36,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:15:36,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:15:36,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:15:36,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:15:36,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:15:36,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:15:36,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:15:36,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:15:36,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:15:36,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:15:36,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:15:36,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:15:36,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:15:36,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:15:36,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:15:36,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:15:36,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:15:36,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:15:36,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:15:36,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:15:36,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:15:36,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:15:36,652 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:15:36,684 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:15:36,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:15:36,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:15:36,692 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:15:36,693 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:15:36,693 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:15:36,694 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:15:36,694 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:15:36,695 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:15:36,695 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:15:36,696 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:15:36,696 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:15:36,697 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:15:36,697 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:15:36,697 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:15:36,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:15:36,699 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:15:36,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:15:36,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:15:36,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:15:36,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:15:36,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:15:36,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:15:36,702 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:15:36,703 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:15:36,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:15:36,703 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:15:36,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:15:36,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:15:36,704 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:15:36,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:15:36,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:15:36,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:15:36,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:15:36,706 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:15:36,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:15:36,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:15:36,707 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:15:36,707 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:15:36,707 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_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 134cd77c565ec0964d690e2c701df7f2f34c79dd30f80feda5f549f6f11dd00c [2021-11-07 01:15:36,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:15:37,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:15:37,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:15:37,014 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:15:37,015 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:15:37,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/array-crafted/xor2.i [2021-11-07 01:15:37,086 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/data/05ca3eff6/7d7f65b5a2394614985ec97b5db7bdbc/FLAG4389ac5f6 [2021-11-07 01:15:37,530 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:15:37,530 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/sv-benchmarks/c/array-crafted/xor2.i [2021-11-07 01:15:37,536 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/data/05ca3eff6/7d7f65b5a2394614985ec97b5db7bdbc/FLAG4389ac5f6 [2021-11-07 01:15:37,934 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/data/05ca3eff6/7d7f65b5a2394614985ec97b5db7bdbc [2021-11-07 01:15:37,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:15:37,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:15:37,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:15:37,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:15:37,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:15:37,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:15:37" (1/1) ... [2021-11-07 01:15:37,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7806ce9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:15:37, skipping insertion in model container [2021-11-07 01:15:37,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:15:37" (1/1) ... [2021-11-07 01:15:37,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:15:37,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:15:38,141 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_09818fce-6c8c-4bfc-9a28-7d04ef27f500/sv-benchmarks/c/array-crafted/xor2.i[1291,1304] [2021-11-07 01:15:38,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:15:38,151 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:15:38,193 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_09818fce-6c8c-4bfc-9a28-7d04ef27f500/sv-benchmarks/c/array-crafted/xor2.i[1291,1304] [2021-11-07 01:15:38,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:15:38,207 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:15:38,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:15:38 WrapperNode [2021-11-07 01:15:38,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:15:38,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:15:38,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:15:38,209 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:15:38,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:15:38" (1/1) ... [2021-11-07 01:15:38,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:15:38" (1/1) ... [2021-11-07 01:15:38,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:15:38,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:15:38,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:15:38,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:15:38,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:15:38" (1/1) ... [2021-11-07 01:15:38,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:15:38" (1/1) ... [2021-11-07 01:15:38,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:15:38" (1/1) ... [2021-11-07 01:15:38,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:15:38" (1/1) ... [2021-11-07 01:15:38,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:15:38" (1/1) ... [2021-11-07 01:15:38,275 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:15:38" (1/1) ... [2021-11-07 01:15:38,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:15:38" (1/1) ... [2021-11-07 01:15:38,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:15:38,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:15:38,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:15:38,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:15:38,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:15:38" (1/1) ... [2021-11-07 01:15:38,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:15:38,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:15:38,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:15:38,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:15:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 01:15:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:15:38,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 01:15:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:15:38,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:15:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 01:15:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:15:38,836 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:15:38,836 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-11-07 01:15:38,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:15:38 BoogieIcfgContainer [2021-11-07 01:15:38,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:15:38,841 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:15:38,841 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:15:38,844 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:15:38,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:15:37" (1/3) ... [2021-11-07 01:15:38,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4acb933 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:15:38, skipping insertion in model container [2021-11-07 01:15:38,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:15:38" (2/3) ... [2021-11-07 01:15:38,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4acb933 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:15:38, skipping insertion in model container [2021-11-07 01:15:38,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:15:38" (3/3) ... [2021-11-07 01:15:38,847 INFO L111 eAbstractionObserver]: Analyzing ICFG xor2.i [2021-11-07 01:15:38,852 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:15:38,853 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 01:15:38,956 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:15:38,963 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:15:38,964 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 01:15:38,981 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:38,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-07 01:15:39,005 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:15:39,006 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:15:39,006 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:15:39,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:15:39,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1883361482, now seen corresponding path program 1 times [2021-11-07 01:15:39,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:15:39,022 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936154449] [2021-11-07 01:15:39,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:15:39,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:15:39,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:39,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:15:39,191 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:15:39,191 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936154449] [2021-11-07 01:15:39,192 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936154449] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:15:39,192 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:15:39,192 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 01:15:39,194 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365945723] [2021-11-07 01:15:39,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:15:39,199 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:15:39,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:15:39,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:15:39,215 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:39,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:15:39,237 INFO L93 Difference]: Finished difference Result 21 states and 31 transitions. [2021-11-07 01:15:39,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:15:39,239 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-07 01:15:39,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:15:39,246 INFO L225 Difference]: With dead ends: 21 [2021-11-07 01:15:39,247 INFO L226 Difference]: Without dead ends: 10 [2021-11-07 01:15:39,249 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:15:39,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-07 01:15:39,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-07 01:15:39,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:39,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 14 transitions. [2021-11-07 01:15:39,279 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 14 transitions. Word has length 8 [2021-11-07 01:15:39,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:15:39,279 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 14 transitions. [2021-11-07 01:15:39,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:39,280 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2021-11-07 01:15:39,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-07 01:15:39,280 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:15:39,281 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:15:39,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 01:15:39,281 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:15:39,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:15:39,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1335199282, now seen corresponding path program 1 times [2021-11-07 01:15:39,282 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:15:39,283 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667833523] [2021-11-07 01:15:39,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:15:39,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:15:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:39,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:15:39,332 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:15:39,332 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667833523] [2021-11-07 01:15:39,333 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667833523] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:15:39,333 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598568601] [2021-11-07 01:15:39,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:15:39,334 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:39,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:15:39,335 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:15:39,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 01:15:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:39,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:15:39,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:15:39,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 01:15:39,529 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:15:39,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 01:15:39,564 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [598568601] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:15:39,564 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2021-11-07 01:15:39,564 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [3] total 6 [2021-11-07 01:15:39,565 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302229017] [2021-11-07 01:15:39,566 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:15:39,566 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:15:39,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:15:39,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:15:39,568 INFO L87 Difference]: Start difference. First operand 10 states and 14 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:39,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:15:39,598 INFO L93 Difference]: Finished difference Result 22 states and 34 transitions. [2021-11-07 01:15:39,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:15:39,599 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-07 01:15:39,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:15:39,600 INFO L225 Difference]: With dead ends: 22 [2021-11-07 01:15:39,600 INFO L226 Difference]: Without dead ends: 16 [2021-11-07 01:15:39,601 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:15:39,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-11-07 01:15:39,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-11-07 01:15:39,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:39,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2021-11-07 01:15:39,605 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 20 transitions. Word has length 9 [2021-11-07 01:15:39,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:15:39,605 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 20 transitions. [2021-11-07 01:15:39,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:39,606 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-11-07 01:15:39,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-07 01:15:39,606 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:15:39,606 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:15:39,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:15:39,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:39,826 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:15:39,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:15:39,826 INFO L85 PathProgramCache]: Analyzing trace with hash 2091408530, now seen corresponding path program 1 times [2021-11-07 01:15:39,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:15:39,827 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721386995] [2021-11-07 01:15:39,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:15:39,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:15:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:39,909 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-07 01:15:39,909 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:15:39,909 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721386995] [2021-11-07 01:15:39,910 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721386995] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:15:39,910 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1068719770] [2021-11-07 01:15:39,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:15:39,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:39,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:15:39,918 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:15:39,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 01:15:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:39,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:15:39,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:15:40,038 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-07 01:15:40,038 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:15:40,078 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-07 01:15:40,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1068719770] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:15:40,079 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2021-11-07 01:15:40,079 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [3] total 6 [2021-11-07 01:15:40,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284852995] [2021-11-07 01:15:40,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:15:40,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:15:40,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:15:40,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:15:40,082 INFO L87 Difference]: Start difference. First operand 16 states and 20 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:40,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:15:40,094 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2021-11-07 01:15:40,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:15:40,094 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 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 15 [2021-11-07 01:15:40,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:15:40,095 INFO L225 Difference]: With dead ends: 24 [2021-11-07 01:15:40,095 INFO L226 Difference]: Without dead ends: 18 [2021-11-07 01:15:40,096 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:15:40,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-11-07 01:15:40,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-11-07 01:15:40,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 17 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:40,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2021-11-07 01:15:40,101 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 15 [2021-11-07 01:15:40,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:15:40,101 INFO L470 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2021-11-07 01:15:40,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:40,102 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2021-11-07 01:15:40,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 01:15:40,102 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:15:40,103 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:15:40,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:15:40,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:40,318 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:15:40,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:15:40,318 INFO L85 PathProgramCache]: Analyzing trace with hash 1826076626, now seen corresponding path program 1 times [2021-11-07 01:15:40,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:15:40,319 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647714019] [2021-11-07 01:15:40,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:15:40,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:15:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:40,363 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 01:15:40,364 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:15:40,364 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647714019] [2021-11-07 01:15:40,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647714019] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:15:40,365 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1261462271] [2021-11-07 01:15:40,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:15:40,365 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:40,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:15:40,382 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:15:40,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-07 01:15:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:40,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 01:15:40,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:15:40,567 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 01:15:40,567 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:15:40,644 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 01:15:40,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1261462271] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:15:40,645 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [601084081] [2021-11-07 01:15:40,675 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 01:15:40,675 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:15:40,686 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:15:40,692 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:15:40,692 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:15:40,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:40,752 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:40,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:40,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:40,760 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:40,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:40,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:15:40,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:15:40,803 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_12|], 21=[|v_#valid_19|]} [2021-11-07 01:15:40,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:40,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:40,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:40,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:15:40,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:40,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:40,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:40,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:40,841 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:40,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:40,883 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:40,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:40,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:40,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:40,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:40,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:40,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:40,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:40,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:40,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:40,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:15:40,906 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:40,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:15:40,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:40,910 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:15:40,911 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:40,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:40,973 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:40,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:40,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:15:40,981 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:40,982 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 01:15:41,012 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 01:15:41,041 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,048 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,049 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,050 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:41,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:15:41,052 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,062 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 01:15:41,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:41,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-07 01:15:41,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 01:15:41,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-07 01:15:41,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:15:41,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:15:41,149 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:41,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,160 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-07 01:15:41,173 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:41,174 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-07 01:15:41,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,342 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,347 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,360 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,367 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,371 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,372 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,374 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:41,376 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 01:15:41,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-07 01:15:41,385 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-07 01:15:41,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-07 01:15:41,405 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,406 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,409 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:41,412 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:41,426 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,447 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,450 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,451 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:41,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:41,453 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,454 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,456 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,457 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 01:15:41,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-07 01:15:41,460 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,463 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,464 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-07 01:15:41,470 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,474 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:41,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:41,488 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,489 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,490 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:41,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:15:41,497 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:41,511 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-07 01:15:41,512 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,516 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-07 01:15:41,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-07 01:15:41,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:15:41,639 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:41,646 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:41,647 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:41,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:41,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-07 01:15:41,697 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 01:15:41,703 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 01:15:41,705 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:41,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,741 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,756 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-07 01:15:41,763 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-07 01:15:41,764 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:41,765 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-07 01:15:41,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,850 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 01:15:41,858 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,859 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,860 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:41,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 01:15:41,864 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:41,865 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:41,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:15:41,885 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 [2021-11-07 01:15:41,886 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:41,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:41,888 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:41,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,891 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:41,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:15:41,895 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:41,895 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 01:15:41,902 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 01:15:41,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 01:15:41,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:41,967 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-07 01:15:41,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 01:15:41,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,052 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 01:15:42,056 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:15:42,064 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 01:15:42,067 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:42,067 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 01:15:42,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 01:15:42,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:42,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:15:42,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:42,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:42,126 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:42,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:42,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:15:42,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:42,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:42,149 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:42,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,161 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,168 INFO L180 QuantifierPusher]: treesize reduction 15, result has 91.4 percent of original size [2021-11-07 01:15:42,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 01:15:42,172 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:42,174 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:214, output treesize:159 [2021-11-07 01:15:42,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-07 01:15:42,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,234 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 01:15:42,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 01:15:42,247 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 01:15:42,250 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:42,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 01:15:42,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 01:15:42,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:42,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:42,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:15:42,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:15:42,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:42,273 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:42,276 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:42,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:42,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:42,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:15:42,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:15:42,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,294 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:42,295 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:42,295 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:42,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,307 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 01:15:42,331 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:42,331 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 01:15:42,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,386 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 01:15:42,389 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:42,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 01:15:42,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 01:15:42,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:42,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 01:15:42,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:42,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:42,406 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:42,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,410 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,413 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,415 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:42,415 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:42,415 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 01:15:42,423 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 01:15:42,427 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:42,427 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,428 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:15:42,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 01:15:42,440 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 [2021-11-07 01:15:42,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:42,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:42,441 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:42,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,445 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 01:15:42,449 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:42,450 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 01:15:42,452 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 01:15:42,455 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:15:42,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,497 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:42,511 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 01:15:42,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:42,566 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 01:15:42,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:15:42,579 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:15:43,491 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:15:43,491 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:15:43,492 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2021-11-07 01:15:43,492 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069079822] [2021-11-07 01:15:43,492 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 01:15:43,492 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:15:43,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 01:15:43,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-11-07 01:15:43,494 INFO L87 Difference]: Start difference. First operand 18 states and 22 transitions. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:43,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:15:43,520 INFO L93 Difference]: Finished difference Result 36 states and 46 transitions. [2021-11-07 01:15:43,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:15:43,520 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-07 01:15:43,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:15:43,521 INFO L225 Difference]: With dead ends: 36 [2021-11-07 01:15:43,522 INFO L226 Difference]: Without dead ends: 21 [2021-11-07 01:15:43,523 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-11-07 01:15:43,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-11-07 01:15:43,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2021-11-07 01:15:43,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.25) internal successors, (25), 20 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:43,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2021-11-07 01:15:43,532 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 17 [2021-11-07 01:15:43,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:15:43,533 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2021-11-07 01:15:43,533 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:43,533 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2021-11-07 01:15:43,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-07 01:15:43,536 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:15:43,536 INFO L513 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:15:43,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:15:43,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:43,758 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:15:43,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:15:43,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1585970070, now seen corresponding path program 2 times [2021-11-07 01:15:43,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:15:43,758 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143107041] [2021-11-07 01:15:43,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:15:43,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:15:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:43,871 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-07 01:15:43,871 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:15:43,871 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143107041] [2021-11-07 01:15:43,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143107041] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:15:43,871 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [226021024] [2021-11-07 01:15:43,872 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 01:15:43,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:43,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:15:43,873 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:15:43,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-07 01:15:43,959 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-07 01:15:43,959 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:15:43,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:15:43,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:15:44,017 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-07 01:15:44,017 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:15:44,092 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-07 01:15:44,092 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [226021024] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:15:44,092 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [147572602] [2021-11-07 01:15:44,095 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 01:15:44,095 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:15:44,096 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:15:44,096 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:15:44,096 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:15:44,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,104 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:44,106 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:15:44,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:15:44,111 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_13|], 21=[|v_#valid_20|]} [2021-11-07 01:15:44,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:15:44,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:44,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:44,124 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,132 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:15:44,150 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,152 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:15:44,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:15:44,154 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,159 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:15:44,163 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,164 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 01:15:44,168 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 01:15:44,173 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,174 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,175 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:44,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:44,177 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,178 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,179 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:44,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:15:44,181 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,182 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:44,191 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:15:44,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:15:44,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:44,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:44,230 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,236 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,238 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,241 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:15:44,242 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,242 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 01:15:44,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,293 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,300 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,307 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,312 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:44,315 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:15:44,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 01:15:44,320 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,323 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 01:15:44,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 01:15:44,330 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,331 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,332 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,333 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:44,333 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:44,337 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,344 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,346 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:44,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:44,348 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,348 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,349 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:15:44,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 01:15:44,352 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 01:15:44,356 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,358 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,358 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:44,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:44,360 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,361 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:44,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:15:44,364 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:44,370 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 01:15:44,370 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,373 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 01:15:44,381 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 01:15:44,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 01:15:44,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 01:15:44,479 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,480 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 01:15:44,480 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:15:44,522 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:44,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:44,528 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,560 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,571 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 01:15:44,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 01:15:44,577 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:44,578 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 01:15:44,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,624 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 01:15:44,626 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,627 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:44,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 01:15:44,629 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,630 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,630 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:44,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:15:44,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-07 01:15:44,636 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:44,637 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:44,638 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,640 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,641 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,642 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:15:44,643 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,643 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 01:15:44,648 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 01:15:44,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 01:15:44,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,683 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-07 01:15:44,688 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-07 01:15:44,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,723 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 01:15:44,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:15:44,731 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 01:15:44,734 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 01:15:44,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:15:44,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:15:44,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:44,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:44,760 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:15:44,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:44,772 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:44,773 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,780 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,784 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-07 01:15:44,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 01:15:44,786 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:44,787 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-07 01:15:44,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,794 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 01:15:44,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,822 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 01:15:44,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 01:15:44,831 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 01:15:44,842 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 01:15:44,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 01:15:44,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:15:44,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:15:44,865 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:44,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:44,868 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:15:44,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:15:44,879 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:44,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:44,881 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,889 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 01:15:44,895 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:44,895 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 01:15:44,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,926 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 01:15:44,927 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,928 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 01:15:44,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 01:15:44,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:44,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 01:15:44,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:44,939 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:44,940 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,944 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,945 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:44,947 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,947 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 01:15:44,954 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 01:15:44,955 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:44,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,955 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:15:44,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 01:15:44,968 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 [2021-11-07 01:15:44,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:44,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:44,970 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,973 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,974 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:44,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 01:15:44,976 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:44,976 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 01:15:44,978 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 01:15:44,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:15:44,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:44,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:45,013 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:45,018 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-07 01:15:45,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:45,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:45,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:45,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:45,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:45,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:45,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:45,056 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 01:15:45,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:15:45,065 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:15:45,916 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:15:45,917 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:15:45,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2021-11-07 01:15:45,917 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175891294] [2021-11-07 01:15:45,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-07 01:15:45,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:15:45,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-07 01:15:45,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2021-11-07 01:15:45,918 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:45,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:15:45,973 INFO L93 Difference]: Finished difference Result 45 states and 63 transitions. [2021-11-07 01:15:45,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:15:45,973 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-07 01:15:45,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:15:45,974 INFO L225 Difference]: With dead ends: 45 [2021-11-07 01:15:45,974 INFO L226 Difference]: Without dead ends: 33 [2021-11-07 01:15:45,975 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2021-11-07 01:15:45,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-11-07 01:15:45,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-11-07 01:15:45,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.15625) internal successors, (37), 32 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:45,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 37 transitions. [2021-11-07 01:15:45,980 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 37 transitions. Word has length 20 [2021-11-07 01:15:45,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:15:45,980 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 37 transitions. [2021-11-07 01:15:45,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:45,981 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2021-11-07 01:15:45,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-07 01:15:45,982 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:15:45,982 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:15:46,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:15:46,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:46,195 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:15:46,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:15:46,196 INFO L85 PathProgramCache]: Analyzing trace with hash 703108394, now seen corresponding path program 3 times [2021-11-07 01:15:46,196 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:15:46,196 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338694739] [2021-11-07 01:15:46,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:15:46,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:15:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:46,266 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-07 01:15:46,266 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:15:46,267 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338694739] [2021-11-07 01:15:46,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338694739] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:15:46,267 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [958522654] [2021-11-07 01:15:46,267 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 01:15:46,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:46,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:15:46,268 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:15:46,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-07 01:15:46,374 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 01:15:46,375 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:15:46,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 01:15:46,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:15:46,461 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-07 01:15:46,461 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:15:46,601 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-07 01:15:46,601 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [958522654] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:15:46,602 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [390669160] [2021-11-07 01:15:46,604 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 01:15:46,604 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:15:46,605 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:15:46,605 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:15:46,605 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:15:46,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,611 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:15:46,613 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:46,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:15:46,618 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_14|], 21=[|v_#valid_21|]} [2021-11-07 01:15:46,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:15:46,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:46,629 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:46,630 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:46,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:46,634 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:15:46,651 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,653 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:15:46,653 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,654 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:15:46,654 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:46,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:46,658 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,660 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,661 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:15:46,662 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:46,662 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 01:15:46,666 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 01:15:46,670 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,672 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:46,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:15:46,673 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,674 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,675 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 01:15:46,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:46,692 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-07 01:15:46,695 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 01:15:46,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-07 01:15:46,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:15:46,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,732 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:15:46,732 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:46,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:46,737 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,741 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-07 01:15:46,742 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:46,742 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-07 01:15:46,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:46,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:46,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:46,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,804 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,804 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,805 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,806 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:46,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:46,807 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,814 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,818 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,819 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,820 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:46,821 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 01:15:46,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-07 01:15:46,826 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-07 01:15:46,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-07 01:15:46,839 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,845 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,846 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:46,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:46,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,850 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,851 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 01:15:46,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-07 01:15:46,853 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-07 01:15:46,856 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,858 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:46,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:46,860 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,861 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:46,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:15:46,864 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:46,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-07 01:15:46,869 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:46,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-07 01:15:46,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-07 01:15:46,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:15:46,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:46,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:46,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:46,963 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:46,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:46,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:47,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-07 01:15:47,005 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 01:15:47,010 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,010 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 01:15:47,011 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:47,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,040 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,050 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-07 01:15:47,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-07 01:15:47,056 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:47,056 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-07 01:15:47,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,099 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 01:15:47,101 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:47,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,102 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:47,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:47,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 01:15:47,104 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:47,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:47,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:15:47,111 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 [2021-11-07 01:15:47,111 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,112 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:47,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,112 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:47,113 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:47,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,114 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:15:47,117 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:47,117 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 01:15:47,122 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 01:15:47,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 01:15:47,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,154 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-07 01:15:47,158 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 01:15:47,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,189 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 01:15:47,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:15:47,196 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 01:15:47,200 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:47,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 01:15:47,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:15:47,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:47,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:15:47,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:47,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:47,223 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:47,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:47,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:15:47,234 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:47,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:47,237 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:47,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,244 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,247 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-07 01:15:47,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 01:15:47,251 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:47,251 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-07 01:15:47,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 01:15:47,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,288 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 01:15:47,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 01:15:47,297 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 01:15:47,298 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:47,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 01:15:47,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 01:15:47,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:47,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:47,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:15:47,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:15:47,317 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:47,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:47,319 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:47,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:47,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:47,330 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:15:47,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:15:47,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:47,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:47,336 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:47,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,349 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 01:15:47,364 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:47,365 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 01:15:47,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,399 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 01:15:47,402 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:47,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 01:15:47,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 01:15:47,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:47,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 01:15:47,416 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:47,417 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,417 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:47,418 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:47,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,422 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:47,426 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:47,426 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 01:15:47,434 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 01:15:47,438 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:47,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:15:47,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 01:15:47,451 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 [2021-11-07 01:15:47,451 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,452 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:47,452 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:47,453 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:47,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,456 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,457 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 01:15:47,459 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:47,459 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 01:15:47,462 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 01:15:47,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:15:47,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,557 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:47,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 01:15:47,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:47,629 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 01:15:47,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:15:47,640 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:15:48,558 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:15:48,558 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:15:48,558 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2021-11-07 01:15:48,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990328686] [2021-11-07 01:15:48,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-07 01:15:48,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:15:48,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-07 01:15:48,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2021-11-07 01:15:48,560 INFO L87 Difference]: Start difference. First operand 33 states and 37 transitions. Second operand has 13 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:48,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:15:48,590 INFO L93 Difference]: Finished difference Result 66 states and 79 transitions. [2021-11-07 01:15:48,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 01:15:48,590 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-11-07 01:15:48,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:15:48,591 INFO L225 Difference]: With dead ends: 66 [2021-11-07 01:15:48,591 INFO L226 Difference]: Without dead ends: 39 [2021-11-07 01:15:48,592 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2021-11-07 01:15:48,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-11-07 01:15:48,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2021-11-07 01:15:48,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 38 states have (on average 1.131578947368421) internal successors, (43), 38 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:48,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions. [2021-11-07 01:15:48,597 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 43 transitions. Word has length 32 [2021-11-07 01:15:48,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:15:48,597 INFO L470 AbstractCegarLoop]: Abstraction has 39 states and 43 transitions. [2021-11-07 01:15:48,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:48,597 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2021-11-07 01:15:48,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-07 01:15:48,598 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:15:48,598 INFO L513 BasicCegarLoop]: trace histogram [10, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:15:48,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:15:48,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable109 [2021-11-07 01:15:48,799 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:15:48,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:15:48,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1553062954, now seen corresponding path program 4 times [2021-11-07 01:15:48,799 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:15:48,799 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047013281] [2021-11-07 01:15:48,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:15:48,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:15:48,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-07 01:15:48,985 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:15:48,985 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047013281] [2021-11-07 01:15:48,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047013281] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:15:48,986 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [528469882] [2021-11-07 01:15:48,986 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 01:15:48,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:48,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:15:48,987 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:15:49,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-07 01:15:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:49,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-07 01:15:49,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:15:49,229 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-07 01:15:49,229 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:15:49,521 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-07 01:15:49,521 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [528469882] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:15:49,521 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [529578708] [2021-11-07 01:15:49,524 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 01:15:49,524 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:15:49,524 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:15:49,524 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:15:49,524 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:15:49,528 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,529 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,530 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:15:49,530 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:49,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:15:49,535 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_15|], 21=[|v_#valid_22|]} [2021-11-07 01:15:49,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:15:49,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:49,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:49,548 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:49,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:49,553 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:15:49,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:15:49,573 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,574 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:15:49,574 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:49,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:49,578 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:15:49,582 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:49,582 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 01:15:49,586 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 01:15:49,604 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,605 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,606 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:49,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:49,608 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,609 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,610 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,611 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:49,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:15:49,613 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:49,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:15:49,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:15:49,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,653 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:49,654 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,654 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:49,655 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:49,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:49,661 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,663 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:15:49,666 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:49,666 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 01:15:49,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:49,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:49,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:49,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,725 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,733 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,745 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:49,752 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:15:49,756 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 01:15:49,757 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 01:15:49,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 01:15:49,766 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,766 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,767 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:49,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:49,773 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,780 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,781 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:49,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:49,783 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,784 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,784 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,785 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:49,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:15:49,787 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,787 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:49,790 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,791 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:49,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:49,793 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,795 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,796 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:15:49,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 01:15:49,797 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 01:15:49,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 01:15:49,802 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:49,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 01:15:49,812 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 01:15:49,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:15:49,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:49,901 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:49,902 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:49,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:49,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 01:15:49,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 01:15:49,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 01:15:49,950 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:49,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:49,973 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:49,986 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 01:15:49,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 01:15:49,994 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:49,994 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 01:15:49,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,057 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 01:15:50,061 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:50,062 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,062 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:50,062 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,063 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:50,063 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 01:15:50,064 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:50,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:50,065 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:15:50,070 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 [2021-11-07 01:15:50,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:50,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:50,071 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:50,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,073 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:15:50,076 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:50,076 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 01:15:50,080 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 01:15:50,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 01:15:50,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,111 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-07 01:15:50,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 01:15:50,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,151 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 01:15:50,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:15:50,160 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 01:15:50,175 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:50,176 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 01:15:50,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-07 01:15:50,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:50,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:15:50,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:50,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:50,197 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:50,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:50,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:15:50,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:50,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:50,211 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:50,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,217 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,222 INFO L180 QuantifierPusher]: treesize reduction 14, result has 92.2 percent of original size [2021-11-07 01:15:50,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 01:15:50,226 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:50,227 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:219, output treesize:165 [2021-11-07 01:15:50,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 01:15:50,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,261 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 01:15:50,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 01:15:50,270 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 01:15:50,272 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:50,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 01:15:50,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 01:15:50,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:50,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:50,285 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:15:50,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:15:50,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:50,289 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:50,289 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:50,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:50,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:50,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:15:50,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:15:50,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:50,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:50,304 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:50,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,312 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 01:15:50,318 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:50,318 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 01:15:50,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,349 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 01:15:50,351 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:50,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 01:15:50,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 01:15:50,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:50,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 01:15:50,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:50,363 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:50,364 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:50,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,367 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,369 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,370 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:50,370 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:50,371 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 01:15:50,378 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 01:15:50,379 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:50,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:15:50,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 01:15:50,390 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 [2021-11-07 01:15:50,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:50,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:50,392 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:50,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,395 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,396 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 01:15:50,397 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:50,398 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 01:15:50,400 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 01:15:50,402 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:15:50,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:50,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 01:15:50,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:50,504 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 01:15:50,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:15:50,514 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:15:51,456 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:15:51,456 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:15:51,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 24 [2021-11-07 01:15:51,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848987247] [2021-11-07 01:15:51,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-07 01:15:51,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:15:51,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-07 01:15:51,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=334, Invalid=658, Unknown=0, NotChecked=0, Total=992 [2021-11-07 01:15:51,459 INFO L87 Difference]: Start difference. First operand 39 states and 43 transitions. Second operand has 25 states, 25 states have (on average 1.44) internal successors, (36), 24 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:51,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:15:51,509 INFO L93 Difference]: Finished difference Result 78 states and 97 transitions. [2021-11-07 01:15:51,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 01:15:51,510 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.44) internal successors, (36), 24 states have internal predecessors, (36), 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 38 [2021-11-07 01:15:51,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:15:51,512 INFO L225 Difference]: With dead ends: 78 [2021-11-07 01:15:51,513 INFO L226 Difference]: Without dead ends: 51 [2021-11-07 01:15:51,514 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 271 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=334, Invalid=658, Unknown=0, NotChecked=0, Total=992 [2021-11-07 01:15:51,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-11-07 01:15:51,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-11-07 01:15:51,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.1) internal successors, (55), 50 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:51,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2021-11-07 01:15:51,529 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 55 transitions. Word has length 38 [2021-11-07 01:15:51,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:15:51,529 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 55 transitions. [2021-11-07 01:15:51,531 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.44) internal successors, (36), 24 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:51,531 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2021-11-07 01:15:51,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-07 01:15:51,532 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:15:51,533 INFO L513 BasicCegarLoop]: trace histogram [22, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:15:51,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-07 01:15:51,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:51,733 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:15:51,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:15:51,734 INFO L85 PathProgramCache]: Analyzing trace with hash -622810582, now seen corresponding path program 5 times [2021-11-07 01:15:51,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:15:51,734 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525227221] [2021-11-07 01:15:51,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:15:51,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:15:51,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:52,087 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-07 01:15:52,087 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:15:52,087 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525227221] [2021-11-07 01:15:52,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525227221] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:15:52,088 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2027499666] [2021-11-07 01:15:52,088 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 01:15:52,088 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:52,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:15:52,090 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:15:52,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-07 01:15:52,223 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-07 01:15:52,223 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:15:52,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:15:52,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:15:52,367 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2021-11-07 01:15:52,367 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:15:52,530 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2021-11-07 01:15:52,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2027499666] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:15:52,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1887285879] [2021-11-07 01:15:52,533 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 01:15:52,533 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:15:52,534 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:15:52,534 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:15:52,534 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:15:52,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,549 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:15:52,551 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,552 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:52,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:15:52,557 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_16|], 21=[|v_#valid_23|]} [2021-11-07 01:15:52,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:15:52,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:52,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:52,572 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:52,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:52,577 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:15:52,597 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:15:52,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:15:52,600 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:52,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:52,605 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,607 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,609 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:15:52,609 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:52,609 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 01:15:52,613 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 01:15:52,618 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,620 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,621 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:52,622 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:52,623 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,624 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:52,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:15:52,627 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:52,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:15:52,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:15:52,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:52,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:52,672 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:52,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:52,677 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,679 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:15:52,683 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:52,683 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 01:15:52,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:52,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:52,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:52,729 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,735 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,738 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,742 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,748 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:15:52,751 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:52,756 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 01:15:52,756 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,760 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,763 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 01:15:52,766 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 01:15:52,767 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,768 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,769 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:52,770 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:52,774 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,780 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,782 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:52,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:52,784 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,785 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,786 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:15:52,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 01:15:52,789 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 01:15:52,793 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,794 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:52,796 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:52,796 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,798 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:52,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:15:52,800 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,801 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:52,805 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 01:15:52,806 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:52,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 01:15:52,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 01:15:52,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:15:52,906 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:52,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,911 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:52,911 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:52,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:52,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 01:15:52,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 01:15:52,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 01:15:52,958 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:52,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:52,980 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:52,992 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 01:15:52,999 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 01:15:53,000 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:53,002 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 01:15:53,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,078 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 01:15:53,083 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:53,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,084 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:53,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:53,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 01:15:53,086 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:53,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:53,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:15:53,093 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 [2021-11-07 01:15:53,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:53,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:53,095 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:53,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,098 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:15:53,101 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:53,101 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 01:15:53,106 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 01:15:53,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 01:15:53,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,140 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-07 01:15:53,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 01:15:53,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,178 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 01:15:53,179 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:15:53,185 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 01:15:53,187 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:53,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 01:15:53,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-07 01:15:53,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:53,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:15:53,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:53,211 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:53,212 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:53,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:53,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:15:53,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:53,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:53,225 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:53,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,231 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,238 INFO L180 QuantifierPusher]: treesize reduction 16, result has 90.6 percent of original size [2021-11-07 01:15:53,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:15:53,241 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:53,241 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:211, output treesize:155 [2021-11-07 01:15:53,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 01:15:53,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,283 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 01:15:53,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 01:15:53,300 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 01:15:53,302 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:53,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:53,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-07 01:15:53,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:53,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 01:15:53,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:15:53,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:15:53,320 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:53,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:53,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 01:15:53,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:15:53,330 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:15:53,330 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:53,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,337 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-11-07 01:15:53,342 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:53,342 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:220, output treesize:198 [2021-11-07 01:15:53,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,379 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 01:15:53,380 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:53,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,381 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 01:15:53,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 01:15:53,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:53,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 01:15:53,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:53,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:53,393 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:53,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,397 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,400 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:53,400 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:53,400 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 01:15:53,406 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 01:15:53,407 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:53,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:15:53,412 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 01:15:53,419 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 [2021-11-07 01:15:53,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:53,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:53,421 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:53,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,423 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 01:15:53,426 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:53,426 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 01:15:53,428 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 01:15:53,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:15:53,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:53,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 01:15:53,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:53,493 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 01:15:53,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:15:53,506 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:15:54,341 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:15:54,341 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:15:54,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 5, 5] total 31 [2021-11-07 01:15:54,342 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304957924] [2021-11-07 01:15:54,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-11-07 01:15:54,342 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:15:54,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-11-07 01:15:54,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=361, Invalid=1045, Unknown=0, NotChecked=0, Total=1406 [2021-11-07 01:15:54,344 INFO L87 Difference]: Start difference. First operand 51 states and 55 transitions. Second operand has 31 states, 31 states have (on average 1.5483870967741935) internal successors, (48), 31 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:54,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:15:54,418 INFO L93 Difference]: Finished difference Result 83 states and 95 transitions. [2021-11-07 01:15:54,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-11-07 01:15:54,419 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 1.5483870967741935) internal successors, (48), 31 states have internal predecessors, (48), 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 50 [2021-11-07 01:15:54,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:15:54,420 INFO L225 Difference]: With dead ends: 83 [2021-11-07 01:15:54,420 INFO L226 Difference]: Without dead ends: 56 [2021-11-07 01:15:54,421 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=361, Invalid=1045, Unknown=0, NotChecked=0, Total=1406 [2021-11-07 01:15:54,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2021-11-07 01:15:54,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2021-11-07 01:15:54,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.0909090909090908) internal successors, (60), 55 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:54,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 60 transitions. [2021-11-07 01:15:54,428 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 60 transitions. Word has length 50 [2021-11-07 01:15:54,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:15:54,428 INFO L470 AbstractCegarLoop]: Abstraction has 56 states and 60 transitions. [2021-11-07 01:15:54,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 1.5483870967741935) internal successors, (48), 31 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 60 transitions. [2021-11-07 01:15:54,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-07 01:15:54,430 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:15:54,430 INFO L513 BasicCegarLoop]: trace histogram [23, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:15:54,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-07 01:15:54,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:54,652 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:15:54,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:15:54,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1624218606, now seen corresponding path program 6 times [2021-11-07 01:15:54,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:15:54,652 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177534121] [2021-11-07 01:15:54,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:15:54,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:15:54,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:54,991 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-07 01:15:54,992 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:15:54,992 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177534121] [2021-11-07 01:15:54,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177534121] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:15:54,992 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008461758] [2021-11-07 01:15:54,992 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 01:15:54,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:54,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:15:54,993 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:15:54,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-07 01:15:55,168 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 01:15:55,168 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:15:55,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-07 01:15:55,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:15:55,294 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-07 01:15:55,294 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:15:56,074 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-07 01:15:56,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008461758] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:15:56,074 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [851163674] [2021-11-07 01:15:56,076 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 01:15:56,076 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:15:56,077 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:15:56,077 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:15:56,077 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:15:56,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,086 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:56,087 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:15:56,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:15:56,104 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|], 21=[|v_#valid_24|]} [2021-11-07 01:15:56,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:15:56,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:56,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:56,115 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,119 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:15:56,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:15:56,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:15:56,137 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,141 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:15:56,144 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,144 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 01:15:56,147 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 01:15:56,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,152 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:56,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:56,154 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,154 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,155 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,156 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:56,157 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:15:56,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:56,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:15:56,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:15:56,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:56,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:56,192 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,196 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:15:56,201 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,201 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 01:15:56,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,238 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,242 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,245 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,249 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,253 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:15:56,255 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:56,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 01:15:56,260 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,263 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 01:15:56,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 01:15:56,269 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,269 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,270 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,270 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:56,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:56,275 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,278 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,280 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,281 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,282 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,282 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:56,283 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:56,283 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,284 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,284 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:15:56,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:15:56,287 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:56,290 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,290 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,291 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:56,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:15:56,293 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,294 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,295 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:15:56,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 01:15:56,305 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 01:15:56,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 01:15:56,311 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 01:15:56,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 01:15:56,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:15:56,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:56,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:15:56,432 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 01:15:56,493 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 01:15:56,501 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 01:15:56,502 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,532 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,550 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 01:15:56,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 01:15:56,556 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:56,556 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 01:15:56,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,597 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 01:15:56,600 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,601 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,601 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:15:56,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 01:15:56,602 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,603 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:15:56,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:15:56,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2021-11-07 01:15:56,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:56,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:15:56,613 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,615 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:15:56,618 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,618 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 01:15:56,626 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 01:15:56,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 01:15:56,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,674 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-07 01:15:56,678 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-07 01:15:56,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,710 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 01:15:56,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:15:56,724 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 01:15:56,725 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 01:15:56,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:15:56,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:15:56,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:56,753 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,754 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:56,754 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:15:56,765 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,766 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:56,766 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:56,767 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,773 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,777 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-07 01:15:56,779 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 01:15:56,779 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:56,780 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-07 01:15:56,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 01:15:56,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,813 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 01:15:56,814 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 01:15:56,822 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 01:15:56,824 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 01:15:56,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 01:15:56,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:15:56,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:15:56,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:56,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:56,845 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:15:56,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:15:56,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:56,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:56,858 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,863 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,865 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 01:15:56,869 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:15:56,869 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 01:15:56,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,902 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 01:15:56,904 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,905 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 01:15:56,906 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 01:15:56,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:15:56,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 01:15:56,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:56,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:15:56,916 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,919 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:15:56,922 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,923 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 01:15:56,929 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 01:15:56,933 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:15:56,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:15:56,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 01:15:56,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-07 01:15:56,942 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,942 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:56,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:15:56,943 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,946 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 01:15:56,949 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:15:56,949 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 01:15:56,951 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 01:15:56,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:15:56,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:56,991 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:15:56,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-07 01:15:56,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:57,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:57,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:57,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:57,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:57,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:57,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:15:57,027 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 01:15:57,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:15:57,036 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:15:57,846 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:15:57,846 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:15:57,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 50 [2021-11-07 01:15:57,847 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633242425] [2021-11-07 01:15:57,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2021-11-07 01:15:57,847 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:15:57,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-11-07 01:15:57,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1309, Invalid=1997, Unknown=0, NotChecked=0, Total=3306 [2021-11-07 01:15:57,851 INFO L87 Difference]: Start difference. First operand 56 states and 60 transitions. Second operand has 51 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 50 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:57,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:15:57,955 INFO L93 Difference]: Finished difference Result 112 states and 144 transitions. [2021-11-07 01:15:57,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-11-07 01:15:57,956 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 50 states have internal predecessors, (62), 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 55 [2021-11-07 01:15:57,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:15:57,957 INFO L225 Difference]: With dead ends: 112 [2021-11-07 01:15:57,957 INFO L226 Difference]: Without dead ends: 81 [2021-11-07 01:15:57,965 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 596 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1309, Invalid=1997, Unknown=0, NotChecked=0, Total=3306 [2021-11-07 01:15:57,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-11-07 01:15:57,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2021-11-07 01:15:57,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 80 states have (on average 1.0625) internal successors, (85), 80 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:57,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 85 transitions. [2021-11-07 01:15:57,984 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 85 transitions. Word has length 55 [2021-11-07 01:15:57,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:15:57,984 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 85 transitions. [2021-11-07 01:15:57,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 50 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:15:57,985 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2021-11-07 01:15:57,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-07 01:15:57,992 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:15:57,992 INFO L513 BasicCegarLoop]: trace histogram [48, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:15:58,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-07 01:15:58,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable268 [2021-11-07 01:15:58,205 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:15:58,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:15:58,206 INFO L85 PathProgramCache]: Analyzing trace with hash 1319857578, now seen corresponding path program 7 times [2021-11-07 01:15:58,206 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:15:58,206 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007894332] [2021-11-07 01:15:58,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:15:58,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:15:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:59,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-07 01:15:59,311 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:15:59,312 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007894332] [2021-11-07 01:15:59,312 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007894332] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:15:59,312 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466936916] [2021-11-07 01:15:59,312 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 01:15:59,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:15:59,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:15:59,313 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:15:59,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-07 01:15:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:15:59,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-07 01:15:59,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:15:59,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-07 01:15:59,804 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:16:02,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-07 01:16:02,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [466936916] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:16:02,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1899515444] [2021-11-07 01:16:02,588 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 01:16:02,589 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:16:02,589 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:16:02,589 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:16:02,589 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:16:02,611 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,612 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:16:02,613 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:16:02,630 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:16:02,633 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_18|], 21=[|v_#valid_25|]} [2021-11-07 01:16:02,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:16:02,644 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,644 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:16:02,645 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:16:02,646 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:02,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:02,649 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:16:02,670 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:16:02,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:16:02,674 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:02,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:02,678 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,680 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:16:02,682 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:02,682 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 01:16:02,686 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 01:16:02,690 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,690 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,692 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,692 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:16:02,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:16:02,694 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,694 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,695 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 01:16:02,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:16:02,697 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-07 01:16:02,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 01:16:02,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-07 01:16:02,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,740 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:16:02,741 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:16:02,742 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:02,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:02,746 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,748 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-07 01:16:02,750 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:02,750 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-07 01:16:02,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:02,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:02,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:02,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,791 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,793 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,794 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:02,794 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:16:02,795 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,805 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,811 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 01:16:02,814 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:16:02,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-07 01:16:02,819 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-07 01:16:02,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-07 01:16:02,839 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,846 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:02,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:16:02,850 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,851 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,852 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:16:02,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:16:02,858 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,859 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:16:02,862 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,864 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:02,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:16:02,866 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,868 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 01:16:02,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-07 01:16:02,871 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-07 01:16:02,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-07 01:16:02,877 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:02,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:02,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-07 01:16:02,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-07 01:16:02,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:02,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-07 01:16:03,002 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 01:16:03,006 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 01:16:03,007 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:03,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:16:03,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:16:03,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:16:03,051 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:03,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,070 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,080 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-07 01:16:03,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-07 01:16:03,086 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:16:03,086 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-07 01:16:03,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,126 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 01:16:03,128 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:03,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,138 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:03,138 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:16:03,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 01:16:03,139 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:03,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:03,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:16:03,146 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 [2021-11-07 01:16:03,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:16:03,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:16:03,147 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:03,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,148 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,148 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:16:03,149 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:03,150 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 01:16:03,157 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 01:16:03,158 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 01:16:03,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,182 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-07 01:16:03,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 01:16:03,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,211 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 01:16:03,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:16:03,219 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 01:16:03,225 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:03,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 01:16:03,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:16:03,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:16:03,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:03,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:03,247 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:03,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:16:03,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:03,264 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:03,264 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:03,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,269 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,272 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-07 01:16:03,277 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 01:16:03,278 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:16:03,278 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-07 01:16:03,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 01:16:03,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,311 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 01:16:03,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 01:16:03,324 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 01:16:03,326 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:03,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:03,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-07 01:16:03,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 01:16:03,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:16:03,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:16:03,347 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:03,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 01:16:03,358 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:16:03,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,360 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:16:03,360 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:03,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,368 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-11-07 01:16:03,374 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:16:03,375 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:220, output treesize:198 [2021-11-07 01:16:03,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,407 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 01:16:03,408 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:03,409 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 01:16:03,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 01:16:03,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:03,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 01:16:03,421 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:16:03,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:16:03,423 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:03,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,427 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,428 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:16:03,431 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:03,431 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 01:16:03,438 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 01:16:03,442 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:03,442 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:16:03,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 01:16:03,474 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 [2021-11-07 01:16:03,474 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:03,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:03,476 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:03,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,478 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,480 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 01:16:03,481 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:03,482 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 01:16:03,484 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 01:16:03,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:16:03,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:03,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-07 01:16:03,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:03,560 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 01:16:03,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:16:03,568 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:16:04,628 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:16:04,628 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:16:04,629 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 50, 50] total 100 [2021-11-07 01:16:04,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338859785] [2021-11-07 01:16:04,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2021-11-07 01:16:04,630 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:16:04,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2021-11-07 01:16:04,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5084, Invalid=6472, Unknown=0, NotChecked=0, Total=11556 [2021-11-07 01:16:04,635 INFO L87 Difference]: Start difference. First operand 81 states and 85 transitions. Second operand has 101 states, 101 states have (on average 1.108910891089109) internal successors, (112), 100 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:16:04,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:16:04,820 INFO L93 Difference]: Finished difference Result 162 states and 219 transitions. [2021-11-07 01:16:04,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-11-07 01:16:04,821 INFO L78 Accepts]: Start accepts. Automaton has has 101 states, 101 states have (on average 1.108910891089109) internal successors, (112), 100 states have internal predecessors, (112), 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 80 [2021-11-07 01:16:04,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:16:04,823 INFO L225 Difference]: With dead ends: 162 [2021-11-07 01:16:04,823 INFO L226 Difference]: Without dead ends: 131 [2021-11-07 01:16:04,827 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1221 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=5084, Invalid=6472, Unknown=0, NotChecked=0, Total=11556 [2021-11-07 01:16:04,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-11-07 01:16:04,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-11-07 01:16:04,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 130 states have (on average 1.0384615384615385) internal successors, (135), 130 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:16:04,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 135 transitions. [2021-11-07 01:16:04,837 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 135 transitions. Word has length 80 [2021-11-07 01:16:04,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:16:04,838 INFO L470 AbstractCegarLoop]: Abstraction has 131 states and 135 transitions. [2021-11-07 01:16:04,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 101 states have (on average 1.108910891089109) internal successors, (112), 100 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:16:04,838 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2021-11-07 01:16:04,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-07 01:16:04,840 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:16:04,840 INFO L513 BasicCegarLoop]: trace histogram [98, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:16:04,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-07 01:16:05,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable321 [2021-11-07 01:16:05,062 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:16:05,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:16:05,062 INFO L85 PathProgramCache]: Analyzing trace with hash 1709593258, now seen corresponding path program 8 times [2021-11-07 01:16:05,062 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:16:05,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418460962] [2021-11-07 01:16:05,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:16:05,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:16:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:16:08,645 INFO L134 CoverageAnalysis]: Checked inductivity of 4935 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-07 01:16:08,645 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:16:08,645 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418460962] [2021-11-07 01:16:08,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418460962] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:16:08,645 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2118583298] [2021-11-07 01:16:08,645 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 01:16:08,645 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:16:08,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:16:08,646 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:16:08,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-07 01:16:09,085 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-07 01:16:09,085 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:16:09,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:16:09,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:16:09,635 INFO L134 CoverageAnalysis]: Checked inductivity of 4935 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 4914 trivial. 0 not checked. [2021-11-07 01:16:09,635 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:16:10,157 INFO L134 CoverageAnalysis]: Checked inductivity of 4935 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 4914 trivial. 0 not checked. [2021-11-07 01:16:10,158 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2118583298] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:16:10,158 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1349451752] [2021-11-07 01:16:10,163 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 01:16:10,163 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:16:10,163 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:16:10,164 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:16:10,164 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:16:10,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,170 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,171 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:16:10,172 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:16:10,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:16:10,177 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_19|], 21=[|v_#valid_26|]} [2021-11-07 01:16:10,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:16:10,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:16:10,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:16:10,195 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,200 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:16:10,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:16:10,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:16:10,223 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,228 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:16:10,232 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,233 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 01:16:10,235 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 01:16:10,239 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,240 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,259 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:16:10,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:16:10,263 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,263 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,264 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,265 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 01:16:10,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:16:10,267 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-07 01:16:10,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 01:16:10,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-07 01:16:10,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:16:10,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:16:10,304 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,307 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-07 01:16:10,310 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,311 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-07 01:16:10,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,347 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,354 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,359 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:16:10,368 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 01:16:10,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-07 01:16:10,375 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-07 01:16:10,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-07 01:16:10,386 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,390 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:10,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:16:10,398 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,405 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,406 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:10,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:16:10,410 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,411 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,411 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 01:16:10,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-07 01:16:10,414 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-07 01:16:10,418 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,419 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:10,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:16:10,423 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,424 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,425 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:16:10,427 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:16:10,429 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:16:10,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-07 01:16:10,434 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-07 01:16:10,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-07 01:16:10,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:16:10,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,528 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:16:10,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:16:10,529 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-07 01:16:10,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 01:16:10,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 01:16:10,572 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,584 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,589 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-07 01:16:10,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-07 01:16:10,592 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:16:10,592 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-07 01:16:10,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,616 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 01:16:10,617 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,621 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,621 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,621 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,622 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:16:10,622 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 01:16:10,622 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:10,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:16:10,628 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 [2021-11-07 01:16:10,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:16:10,629 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:16:10,629 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,630 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,630 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,633 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:16:10,633 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,633 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 01:16:10,637 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 01:16:10,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 01:16:10,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,653 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-07 01:16:10,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-07 01:16:10,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,681 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 01:16:10,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:16:10,688 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 01:16:10,718 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 01:16:10,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 01:16:10,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:16:10,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:10,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:10,739 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:16:10,754 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,755 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:10,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,756 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:10,756 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,796 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,800 INFO L180 QuantifierPusher]: treesize reduction 15, result has 91.4 percent of original size [2021-11-07 01:16:10,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 01:16:10,802 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:16:10,802 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:214, output treesize:159 [2021-11-07 01:16:10,804 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-07 01:16:10,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,834 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 01:16:10,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 01:16:10,842 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 01:16:10,843 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 01:16:10,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 01:16:10,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:16:10,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:16:10,859 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:16:10,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:16:10,861 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,872 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:16:10,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:16:10,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:16:10,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:16:10,875 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,881 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,886 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 01:16:10,886 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:16:10,886 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 01:16:10,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,911 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 01:16:10,912 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 01:16:10,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 01:16:10,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:10,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 01:16:10,922 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:16:10,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,923 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:16:10,923 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,926 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:16:10,929 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,929 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 01:16:10,937 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 01:16:10,942 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:10,942 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:16:10,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 01:16:10,953 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 [2021-11-07 01:16:10,954 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:10,954 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,955 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:10,955 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,957 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 01:16:10,962 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:10,962 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 01:16:10,963 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 01:16:10,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:16:10,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:10,982 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:10,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 01:16:10,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:11,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:11,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:11,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:11,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:11,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:11,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:11,014 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 01:16:11,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:16:11,022 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:16:12,301 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:16:12,302 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:16:12,302 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [100, 9, 9] total 115 [2021-11-07 01:16:12,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76464792] [2021-11-07 01:16:12,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 115 states [2021-11-07 01:16:12,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:16:12,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2021-11-07 01:16:12,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5203, Invalid=9559, Unknown=0, NotChecked=0, Total=14762 [2021-11-07 01:16:12,309 INFO L87 Difference]: Start difference. First operand 131 states and 135 transitions. Second operand has 115 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 115 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:16:12,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:16:12,479 INFO L93 Difference]: Finished difference Result 171 states and 187 transitions. [2021-11-07 01:16:12,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2021-11-07 01:16:12,479 INFO L78 Accepts]: Start accepts. Automaton has has 115 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 115 states have internal predecessors, (132), 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 130 [2021-11-07 01:16:12,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:16:12,481 INFO L225 Difference]: With dead ends: 171 [2021-11-07 01:16:12,481 INFO L226 Difference]: Without dead ends: 140 [2021-11-07 01:16:12,486 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 488 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2191 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=5203, Invalid=9559, Unknown=0, NotChecked=0, Total=14762 [2021-11-07 01:16:12,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-11-07 01:16:12,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2021-11-07 01:16:12,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 139 states have (on average 1.0359712230215827) internal successors, (144), 139 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:16:12,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 144 transitions. [2021-11-07 01:16:12,496 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 144 transitions. Word has length 130 [2021-11-07 01:16:12,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:16:12,496 INFO L470 AbstractCegarLoop]: Abstraction has 140 states and 144 transitions. [2021-11-07 01:16:12,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 115 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 115 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:16:12,497 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 144 transitions. [2021-11-07 01:16:12,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-07 01:16:12,499 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:16:12,499 INFO L513 BasicCegarLoop]: trace histogram [99, 14, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:16:12,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-07 01:16:12,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable374 [2021-11-07 01:16:12,706 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:16:12,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:16:12,706 INFO L85 PathProgramCache]: Analyzing trace with hash 1460962066, now seen corresponding path program 9 times [2021-11-07 01:16:12,706 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:16:12,706 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083006509] [2021-11-07 01:16:12,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:16:12,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:16:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:16:16,278 INFO L134 CoverageAnalysis]: Checked inductivity of 5118 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-07 01:16:16,278 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:16:16,278 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083006509] [2021-11-07 01:16:16,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083006509] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:16:16,279 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1597317558] [2021-11-07 01:16:16,279 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 01:16:16,279 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:16:16,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:16:16,279 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:16:16,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-07 01:16:16,677 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 01:16:16,677 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:16:16,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 101 conjunts are in the unsatisfiable core [2021-11-07 01:16:16,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:16:17,063 INFO L134 CoverageAnalysis]: Checked inductivity of 5118 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-07 01:16:17,063 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:16:27,004 INFO L134 CoverageAnalysis]: Checked inductivity of 5118 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-07 01:16:27,004 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1597317558] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:16:27,004 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1843348291] [2021-11-07 01:16:27,006 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 01:16:27,006 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:16:27,006 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:16:27,006 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:16:27,007 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:16:27,013 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,013 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,015 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:16:27,016 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,016 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:16:27,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:16:27,025 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_20|], 21=[|v_#valid_27|]} [2021-11-07 01:16:27,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:16:27,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:16:27,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:16:27,037 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,039 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:16:27,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:16:27,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:16:27,058 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,060 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,061 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:16:27,062 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,062 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 01:16:27,064 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 01:16:27,083 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,084 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:27,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:16:27,086 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,087 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:16:27,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:16:27,089 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:16:27,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:16:27,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:16:27,119 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:16:27,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:16:27,125 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,129 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,133 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:16:27,134 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,134 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 01:16:27,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,174 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,181 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,182 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,182 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:27,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:16:27,184 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,186 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,189 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,193 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:16:27,196 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:16:27,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 01:16:27,200 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 01:16:27,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 01:16:27,211 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,216 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,216 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,217 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,217 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,218 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:27,218 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:16:27,219 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,220 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,221 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:16:27,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:16:27,222 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:16:27,225 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,226 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:27,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:16:27,229 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,230 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:16:27,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 01:16:27,232 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 01:16:27,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 01:16:27,237 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,239 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 01:16:27,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 01:16:27,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 01:16:27,348 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 01:16:27,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 01:16:27,353 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:16:27,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:16:27,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:16:27,393 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,410 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,415 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 01:16:27,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 01:16:27,419 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:16:27,419 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 01:16:27,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,447 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 01:16:27,448 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,449 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,449 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,450 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:16:27,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 01:16:27,457 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,458 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:27,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:16:27,464 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 [2021-11-07 01:16:27,464 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:16:27,465 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:16:27,466 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,467 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:16:27,469 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,470 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 01:16:27,475 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 01:16:27,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 01:16:27,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,501 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-07 01:16:27,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-07 01:16:27,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,534 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 01:16:27,535 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:16:27,540 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 01:16:27,540 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,541 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 01:16:27,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 01:16:27,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:16:27,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:27,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:27,567 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:16:27,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:27,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:27,577 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,581 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,583 INFO L180 QuantifierPusher]: treesize reduction 15, result has 91.4 percent of original size [2021-11-07 01:16:27,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 01:16:27,584 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:16:27,584 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:214, output treesize:159 [2021-11-07 01:16:27,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-07 01:16:27,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,630 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 01:16:27,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 01:16:27,637 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 01:16:27,638 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,639 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,639 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:16:27,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-07 01:16:27,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 01:16:27,674 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:16:27,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:16:27,676 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 01:16:27,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:16:27,683 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:16:27,684 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,688 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-11-07 01:16:27,691 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:16:27,691 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:220, output treesize:198 [2021-11-07 01:16:27,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,724 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 01:16:27,725 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 01:16:27,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 01:16:27,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:27,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 01:16:27,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:16:27,742 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:16:27,743 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,746 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,748 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:16:27,750 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,750 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 01:16:27,755 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 01:16:27,756 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:16:27,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:16:27,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 01:16:27,768 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 [2021-11-07 01:16:27,768 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:27,769 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:16:27,770 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,772 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 01:16:27,774 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:16:27,775 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 01:16:27,777 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 01:16:27,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:16:27,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:16:27,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 01:16:27,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:16:27,835 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 01:16:27,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:16:27,843 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:16:29,075 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:16:29,075 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:16:29,075 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [101, 101, 101] total 202 [2021-11-07 01:16:29,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199930069] [2021-11-07 01:16:29,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 203 states [2021-11-07 01:16:29,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:16:29,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 203 interpolants. [2021-11-07 01:16:29,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20537, Invalid=23353, Unknown=0, NotChecked=0, Total=43890 [2021-11-07 01:16:29,085 INFO L87 Difference]: Start difference. First operand 140 states and 144 transitions. Second operand has 203 states, 203 states have (on average 1.0541871921182266) internal successors, (214), 202 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:16:29,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:16:29,556 INFO L93 Difference]: Finished difference Result 280 states and 388 transitions. [2021-11-07 01:16:29,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-11-07 01:16:29,557 INFO L78 Accepts]: Start accepts. Automaton has has 203 states, 203 states have (on average 1.0541871921182266) internal successors, (214), 202 states have internal predecessors, (214), 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 139 [2021-11-07 01:16:29,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:16:29,559 INFO L225 Difference]: With dead ends: 280 [2021-11-07 01:16:29,560 INFO L226 Difference]: Without dead ends: 241 [2021-11-07 01:16:29,562 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 516 GetRequests, 308 SyntacticMatches, 0 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2496 ImplicationChecksByTransitivity, 14.0s TimeCoverageRelationStatistics Valid=20537, Invalid=23353, Unknown=0, NotChecked=0, Total=43890 [2021-11-07 01:16:29,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2021-11-07 01:16:29,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241. [2021-11-07 01:16:29,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 240 states have (on average 1.0208333333333333) internal successors, (245), 240 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:16:29,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 245 transitions. [2021-11-07 01:16:29,575 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 245 transitions. Word has length 139 [2021-11-07 01:16:29,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:16:29,576 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 245 transitions. [2021-11-07 01:16:29,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 203 states, 203 states have (on average 1.0541871921182266) internal successors, (214), 202 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:16:29,577 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 245 transitions. [2021-11-07 01:16:29,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-07 01:16:29,581 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:16:29,581 INFO L513 BasicCegarLoop]: trace histogram [200, 14, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:16:29,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-07 01:16:29,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable427,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:16:29,795 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:16:29,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:16:29,795 INFO L85 PathProgramCache]: Analyzing trace with hash -2051146070, now seen corresponding path program 10 times [2021-11-07 01:16:29,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:16:29,795 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370296031] [2021-11-07 01:16:29,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:16:29,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:16:30,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:16:43,541 INFO L134 CoverageAnalysis]: Checked inductivity of 20268 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-07 01:16:43,541 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:16:43,542 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370296031] [2021-11-07 01:16:43,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370296031] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:16:43,542 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [362817256] [2021-11-07 01:16:43,542 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 01:16:43,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:16:43,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:16:43,543 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:16:43,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-07 01:16:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:16:44,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 1424 conjuncts, 202 conjunts are in the unsatisfiable core [2021-11-07 01:16:44,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:16:44,788 INFO L134 CoverageAnalysis]: Checked inductivity of 20268 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-07 01:16:44,788 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:17:25,502 INFO L134 CoverageAnalysis]: Checked inductivity of 20268 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-07 01:17:25,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [362817256] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:17:25,502 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [261896006] [2021-11-07 01:17:25,504 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 01:17:25,504 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:17:25,505 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:17:25,505 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:17:25,505 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:17:25,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,508 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,521 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,522 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:17:25,522 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:17:25,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:17:25,527 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_21|], 21=[|v_#valid_28|]} [2021-11-07 01:17:25,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:17:25,537 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:17:25,537 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,538 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:17:25,538 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:17:25,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,541 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:17:25,557 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,558 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:17:25,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:17:25,560 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:17:25,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,563 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:17:25,566 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:17:25,567 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 01:17:25,569 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 01:17:25,572 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,573 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,573 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,574 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:17:25,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:17:25,575 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,576 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 01:17:25,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:17:25,579 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,579 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,580 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-07 01:17:25,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 01:17:25,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-07 01:17:25,608 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,610 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:17:25,611 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 01:17:25,612 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:17:25,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,616 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-07 01:17:25,621 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:17:25,622 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-07 01:17:25,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,662 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,662 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,666 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,666 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:17:25,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:17:25,668 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,670 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,673 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,677 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,678 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:17:25,679 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,680 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 01:17:25,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-07 01:17:25,684 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-07 01:17:25,692 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-07 01:17:25,697 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,699 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,700 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:17:25,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:17:25,701 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,702 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:17:25,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:17:25,703 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:17:25,710 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,712 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,712 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,713 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,713 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:17:25,714 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:17:25,714 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,715 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,716 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 01:17:25,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-07 01:17:25,718 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-07 01:17:25,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-07 01:17:25,723 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,725 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-07 01:17:25,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-07 01:17:25,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:17:25,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:17:25,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:17:25,813 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:17:25,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:25,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-07 01:17:25,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 01:17:25,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 01:17:25,862 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:17:25,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,883 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,929 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-07 01:17:25,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-07 01:17:25,934 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:17:25,935 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-07 01:17:25,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,968 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 01:17:25,969 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,970 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:17:25,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 01:17:25,972 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:25,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:17:25,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:17:25,978 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 [2021-11-07 01:17:25,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:17:25,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:17:25,979 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:17:25,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,981 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,982 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:25,983 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:17:25,983 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:17:25,983 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 01:17:25,987 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 01:17:25,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 01:17:25,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:25,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,011 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-07 01:17:26,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-07 01:17:26,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,041 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 01:17:26,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:17:26,049 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 01:17:26,052 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:26,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 01:17:26,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-07 01:17:26,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:26,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:17:26,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:17:26,077 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:17:26,078 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:17:26,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:26,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:17:26,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:17:26,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:17:26,093 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:17:26,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,099 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,103 INFO L180 QuantifierPusher]: treesize reduction 16, result has 90.6 percent of original size [2021-11-07 01:17:26,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:17:26,105 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:17:26,106 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:211, output treesize:155 [2021-11-07 01:17:26,108 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 01:17:26,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,140 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 01:17:26,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 01:17:26,149 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 01:17:26,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:26,151 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,152 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 01:17:26,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 01:17:26,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:26,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:26,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:17:26,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:17:26,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:17:26,174 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:17:26,175 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:17:26,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:26,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:26,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:17:26,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:17:26,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:17:26,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:17:26,195 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:17:26,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,203 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,205 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 01:17:26,209 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:17:26,209 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 01:17:26,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,239 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 01:17:26,241 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:26,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 01:17:26,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 01:17:26,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:17:26,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 01:17:26,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:17:26,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:17:26,256 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:17:26,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,260 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:17:26,263 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:17:26,264 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 01:17:26,273 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 01:17:26,275 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:17:26,275 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:17:26,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 01:17:26,285 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 [2021-11-07 01:17:26,286 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:17:26,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:17:26,287 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:17:26,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,289 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,290 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 01:17:26,291 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:17:26,291 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 01:17:26,294 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 01:17:26,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:17:26,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:17:26,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 01:17:26,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:17:26,364 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 01:17:26,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:17:26,374 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:17:28,222 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:17:28,222 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:17:28,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [202, 202, 202] total 404 [2021-11-07 01:17:28,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605581605] [2021-11-07 01:17:28,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 405 states [2021-11-07 01:17:28,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:17:28,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 405 interpolants. [2021-11-07 01:17:28,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81844, Invalid=87488, Unknown=0, NotChecked=0, Total=169332 [2021-11-07 01:17:28,251 INFO L87 Difference]: Start difference. First operand 241 states and 245 transitions. Second operand has 405 states, 405 states have (on average 1.0271604938271606) internal successors, (416), 404 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:17:30,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:17:30,851 INFO L93 Difference]: Finished difference Result 482 states and 691 transitions. [2021-11-07 01:17:30,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 404 states. [2021-11-07 01:17:30,852 INFO L78 Accepts]: Start accepts. Automaton has has 405 states, 405 states have (on average 1.0271604938271606) internal successors, (416), 404 states have internal predecessors, (416), 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 240 [2021-11-07 01:17:30,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:17:30,854 INFO L225 Difference]: With dead ends: 482 [2021-11-07 01:17:30,854 INFO L226 Difference]: Without dead ends: 443 [2021-11-07 01:17:30,861 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 920 GetRequests, 510 SyntacticMatches, 0 SemanticMatches, 410 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5021 ImplicationChecksByTransitivity, 54.7s TimeCoverageRelationStatistics Valid=81844, Invalid=87488, Unknown=0, NotChecked=0, Total=169332 [2021-11-07 01:17:30,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2021-11-07 01:17:30,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 443. [2021-11-07 01:17:30,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 443 states, 442 states have (on average 1.01131221719457) internal successors, (447), 442 states have internal predecessors, (447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:17:30,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 447 transitions. [2021-11-07 01:17:30,880 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 447 transitions. Word has length 240 [2021-11-07 01:17:30,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:17:30,881 INFO L470 AbstractCegarLoop]: Abstraction has 443 states and 447 transitions. [2021-11-07 01:17:30,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 405 states, 405 states have (on average 1.0271604938271606) internal successors, (416), 404 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:17:30,882 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 447 transitions. [2021-11-07 01:17:30,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2021-11-07 01:17:30,891 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:17:30,891 INFO L513 BasicCegarLoop]: trace histogram [402, 14, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:17:30,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2021-11-07 01:17:31,117 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable480,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:17:31,118 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:17:31,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:17:31,118 INFO L85 PathProgramCache]: Analyzing trace with hash -937508950, now seen corresponding path program 11 times [2021-11-07 01:17:31,118 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:17:31,118 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47293835] [2021-11-07 01:17:31,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:17:31,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:17:32,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:27,119 INFO L134 CoverageAnalysis]: Checked inductivity of 81171 backedges. 0 proven. 81003 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-07 01:18:27,120 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:18:27,120 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47293835] [2021-11-07 01:18:27,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47293835] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:18:27,120 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [950029218] [2021-11-07 01:18:27,121 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 01:18:27,121 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:18:27,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:18:27,126 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:18:27,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-07 01:18:27,991 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-07 01:18:27,991 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:18:27,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:18:28,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:30,036 INFO L134 CoverageAnalysis]: Checked inductivity of 81171 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 81150 trivial. 0 not checked. [2021-11-07 01:18:30,036 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:31,677 INFO L134 CoverageAnalysis]: Checked inductivity of 81171 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 81150 trivial. 0 not checked. [2021-11-07 01:18:31,677 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [950029218] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:18:31,677 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1620238774] [2021-11-07 01:18:31,679 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 01:18:31,680 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:18:31,680 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:18:31,680 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:18:31,680 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:18:31,687 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,688 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,688 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:18:31,689 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:18:31,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:18:31,693 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_22|], 21=[|v_#valid_29|]} [2021-11-07 01:18:31,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:18:31,703 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:18:31,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:18:31,705 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:18:31,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:31,708 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:18:31,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:18:31,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:18:31,724 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:18:31,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:31,726 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:18:31,728 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:18:31,729 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 01:18:31,730 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 01:18:31,732 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,733 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:18:31,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:18:31,734 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,735 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,736 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:18:31,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:18:31,737 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,748 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:18:31,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:18:31,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:18:31,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:18:31,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:18:31,790 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:18:31,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:31,794 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:18:31,798 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:18:31,798 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 01:18:31,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:31,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:31,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:31,832 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,836 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,842 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,846 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:18:31,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:18:31,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 01:18:31,852 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 01:18:31,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 01:18:31,861 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,862 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:18:31,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:18:31,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,871 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:18:31,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:18:31,874 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,875 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:18:31,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:18:31,878 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,879 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:18:31,881 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,882 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,882 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:18:31,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:18:31,884 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,885 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,886 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,888 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:18:31,888 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 01:18:31,889 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 01:18:31,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 01:18:31,894 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:31,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:31,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 01:18:31,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 01:18:31,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:31,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:18:32,026 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,031 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:18:32,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,033 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:18:32,033 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:18:32,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 01:18:32,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 01:18:32,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 01:18:32,085 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:18:32,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,103 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,111 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 01:18:32,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 01:18:32,116 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:18:32,116 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 01:18:32,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,149 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 01:18:32,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:32,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,152 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:32,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:18:32,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 01:18:32,154 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:32,154 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:18:32,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:18:32,160 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 [2021-11-07 01:18:32,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:18:32,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:18:32,162 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:18:32,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,163 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,164 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:18:32,166 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:18:32,166 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 01:18:32,170 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 01:18:32,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 01:18:32,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,195 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-07 01:18:32,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-07 01:18:32,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,222 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 01:18:32,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:18:32,229 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 01:18:32,240 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:32,240 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,241 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 01:18:32,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-07 01:18:32,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:18:32,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:18:32,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:18:32,262 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:18:32,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:18:32,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:18:32,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:18:32,277 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:18:32,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,281 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,285 INFO L180 QuantifierPusher]: treesize reduction 14, result has 92.2 percent of original size [2021-11-07 01:18:32,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 01:18:32,288 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:18:32,288 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:219, output treesize:165 [2021-11-07 01:18:32,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 01:18:32,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,317 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 01:18:32,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 01:18:32,325 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 01:18:32,326 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:32,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 01:18:32,328 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 01:18:32,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:18:32,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:18:32,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:18:32,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:18:32,344 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:18:32,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:18:32,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:18:32,355 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:18:32,356 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:18:32,357 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:18:32,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,364 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 01:18:32,369 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:18:32,369 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 01:18:32,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,395 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 01:18:32,397 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:32,397 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,398 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 01:18:32,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 01:18:32,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:18:32,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 01:18:32,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:18:32,408 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:18:32,408 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:18:32,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,411 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:18:32,414 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:18:32,414 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 01:18:32,420 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 01:18:32,422 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:18:32,423 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:18:32,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 01:18:32,431 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 [2021-11-07 01:18:32,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:18:32,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:18:32,433 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:18:32,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,435 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 01:18:32,438 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:18:32,438 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 01:18:32,440 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 01:18:32,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 01:18:32,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,465 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:18:32,470 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-07 01:18:32,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:32,490 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 01:18:32,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:18:32,502 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:18:35,747 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:18:35,748 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:18:35,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [404, 9, 9] total 419 [2021-11-07 01:18:35,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134044670] [2021-11-07 01:18:35,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 419 states [2021-11-07 01:18:35,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:18:35,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 419 interpolants. [2021-11-07 01:18:35,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81963, Invalid=99087, Unknown=0, NotChecked=0, Total=181050 [2021-11-07 01:18:35,769 INFO L87 Difference]: Start difference. First operand 443 states and 447 transitions. Second operand has 419 states, 419 states have (on average 1.045346062052506) internal successors, (438), 419 states have internal predecessors, (438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:38,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:38,099 INFO L93 Difference]: Finished difference Result 507 states and 539 transitions. [2021-11-07 01:18:38,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 419 states. [2021-11-07 01:18:38,100 INFO L78 Accepts]: Start accepts. Automaton has has 419 states, 419 states have (on average 1.045346062052506) internal successors, (438), 419 states have internal predecessors, (438), 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 442 [2021-11-07 01:18:38,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:38,103 INFO L225 Difference]: With dead ends: 507 [2021-11-07 01:18:38,103 INFO L226 Difference]: Without dead ends: 468 [2021-11-07 01:18:38,115 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1728 GetRequests, 1304 SyntacticMatches, 0 SemanticMatches, 424 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8575 ImplicationChecksByTransitivity, 58.9s TimeCoverageRelationStatistics Valid=81963, Invalid=99087, Unknown=0, NotChecked=0, Total=181050 [2021-11-07 01:18:38,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2021-11-07 01:18:38,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 468. [2021-11-07 01:18:38,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 468 states, 467 states have (on average 1.0107066381156318) internal successors, (472), 467 states have internal predecessors, (472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:38,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 472 transitions. [2021-11-07 01:18:38,139 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 472 transitions. Word has length 442 [2021-11-07 01:18:38,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:38,140 INFO L470 AbstractCegarLoop]: Abstraction has 468 states and 472 transitions. [2021-11-07 01:18:38,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 419 states, 419 states have (on average 1.045346062052506) internal successors, (438), 419 states have internal predecessors, (438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:38,141 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 472 transitions. [2021-11-07 01:18:38,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2021-11-07 01:18:38,152 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:38,153 INFO L513 BasicCegarLoop]: trace histogram [403, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:38,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:38,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable533 [2021-11-07 01:18:38,377 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:38,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:38,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1777226898, now seen corresponding path program 12 times [2021-11-07 01:18:38,378 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:18:38,378 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313808723] [2021-11-07 01:18:38,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:38,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:18:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:34,417 INFO L134 CoverageAnalysis]: Checked inductivity of 81826 backedges. 0 proven. 81406 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-11-07 01:19:34,417 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:19:34,418 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313808723] [2021-11-07 01:19:34,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313808723] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:19:34,418 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [511779672] [2021-11-07 01:19:34,418 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 01:19:34,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:19:34,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:19:34,419 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:19:34,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-07 01:19:35,531 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 01:19:35,531 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:19:35,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 2714 conjuncts, 405 conjunts are in the unsatisfiable core [2021-11-07 01:19:35,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:37,091 INFO L134 CoverageAnalysis]: Checked inductivity of 81826 backedges. 0 proven. 81406 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-11-07 01:19:37,092 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:22:26,867 INFO L134 CoverageAnalysis]: Checked inductivity of 81826 backedges. 0 proven. 81406 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-11-07 01:22:26,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [511779672] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:22:26,867 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1325348030] [2021-11-07 01:22:26,869 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 01:22:26,869 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:22:26,870 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:22:26,870 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:22:26,870 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:22:26,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,875 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:26,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:22:26,876 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:26,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:22:26,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:22:26,880 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_23|], 21=[|v_#valid_30|]} [2021-11-07 01:22:26,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:22:26,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:22:26,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:22:26,890 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:22:26,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:26,893 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:22:26,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:22:26,917 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:22:26,918 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:22:26,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:26,922 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:22:26,926 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:22:26,926 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 01:22:26,929 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 01:22:26,933 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:26,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,934 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:26,934 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:22:26,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:22:26,935 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:26,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,936 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:26,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:22:26,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:22:26,938 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:26,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:22:26,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:22:26,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:26,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:22:26,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:22:26,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:22:26,973 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:22:26,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:26,976 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:26,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 01:22:26,979 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:22:26,980 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 01:22:26,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:26,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,016 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,019 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,021 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,023 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,025 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,025 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,026 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:22:27,027 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,028 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:22:27,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 01:22:27,030 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 01:22:27,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 01:22:27,036 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,037 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:22:27,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:22:27,040 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,049 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,051 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,052 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:22:27,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:22:27,055 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,056 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 01:22:27,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 01:22:27,059 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,060 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 01:22:27,063 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,064 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,065 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:22:27,065 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:22:27,066 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,067 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,072 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 01:22:27,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 01:22:27,073 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:22:27,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 01:22:27,079 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,082 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 01:22:27,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 01:22:27,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 01:22:27,171 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:22:27,176 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 01:22:27,177 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:22:27,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 01:22:27,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 01:22:27,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 01:22:27,230 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:22:27,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,250 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,260 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 01:22:27,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 01:22:27,266 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:22:27,266 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 01:22:27,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,303 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 01:22:27,305 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,306 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:22:27,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 01:22:27,308 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,309 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 01:22:27,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:22:27,315 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 [2021-11-07 01:22:27,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:22:27,317 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:22:27,317 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:22:27,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,320 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 01:22:27,322 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:22:27,323 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 01:22:27,327 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 01:22:27,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 01:22:27,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,357 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-07 01:22:27,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 01:22:27,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,491 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 01:22:27,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 01:22:27,498 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 01:22:27,506 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 01:22:27,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-07 01:22:27,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:22:27,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:22:27,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,528 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:22:27,528 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:22:27,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 01:22:27,538 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,539 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:22:27,540 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,540 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:22:27,540 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:22:27,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,545 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,549 INFO L180 QuantifierPusher]: treesize reduction 16, result has 90.6 percent of original size [2021-11-07 01:22:27,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 01:22:27,551 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:22:27,551 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:211, output treesize:155 [2021-11-07 01:22:27,553 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,557 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 01:22:27,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,578 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 01:22:27,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 01:22:27,585 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 01:22:27,586 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 01:22:27,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 01:22:27,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:22:27,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:22:27,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:22:27,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:22:27,605 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:22:27,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:22:27,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 01:22:27,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:22:27,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:22:27,617 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:22:27,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,623 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 01:22:27,628 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 01:22:27,628 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 01:22:27,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,652 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 01:22:27,653 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,654 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,654 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 01:22:27,655 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 01:22:27,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:22:27,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 01:22:27,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:22:27,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 01:22:27,672 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:22:27,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,675 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 01:22:27,677 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:22:27,677 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 01:22:27,683 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 01:22:27,685 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:22:27,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,686 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 01:22:27,688 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 01:22:27,693 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 [2021-11-07 01:22:27,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:22:27,694 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 01:22:27,694 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:22:27,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,696 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 01:22:27,697 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:22:27,698 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 01:22:27,699 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 01:22:27,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:22:27,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:22:27,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 01:22:27,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:27,757 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 01:22:27,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 01:22:27,766 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:22:31,031 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:22:31,031 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:22:31,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [405, 405, 405] total 810 [2021-11-07 01:22:31,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743401443] [2021-11-07 01:22:31,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 811 states [2021-11-07 01:22:31,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:22:31,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 811 interpolants. [2021-11-07 01:22:31,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=328489, Invalid=339817, Unknown=0, NotChecked=0, Total=668306 [2021-11-07 01:22:31,130 INFO L87 Difference]: Start difference. First operand 468 states and 472 transitions. Second operand has 811 states, 811 states have (on average 1.0135635018495683) internal successors, (822), 810 states have internal predecessors, (822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:22:51,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:22:51,505 INFO L93 Difference]: Finished difference Result 936 states and 1348 transitions. [2021-11-07 01:22:51,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 810 states. [2021-11-07 01:22:51,506 INFO L78 Accepts]: Start accepts. Automaton has has 811 states, 811 states have (on average 1.0135635018495683) internal successors, (822), 810 states have internal predecessors, (822), 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 467 [2021-11-07 01:22:51,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:22:51,512 INFO L225 Difference]: With dead ends: 936 [2021-11-07 01:22:51,512 INFO L226 Difference]: Without dead ends: 873 [2021-11-07 01:22:51,551 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1804 GetRequests, 988 SyntacticMatches, 0 SemanticMatches, 816 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10096 ImplicationChecksByTransitivity, 225.4s TimeCoverageRelationStatistics Valid=328489, Invalid=339817, Unknown=0, NotChecked=0, Total=668306 [2021-11-07 01:22:51,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states. [2021-11-07 01:22:51,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 873. [2021-11-07 01:22:51,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 873 states, 872 states have (on average 1.0057339449541285) internal successors, (877), 872 states have internal predecessors, (877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:22:51,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 873 states and 877 transitions. [2021-11-07 01:22:51,590 INFO L78 Accepts]: Start accepts. Automaton has 873 states and 877 transitions. Word has length 467 [2021-11-07 01:22:51,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:22:51,591 INFO L470 AbstractCegarLoop]: Abstraction has 873 states and 877 transitions. [2021-11-07 01:22:51,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 811 states, 811 states have (on average 1.0135635018495683) internal successors, (822), 810 states have internal predecessors, (822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:22:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 877 transitions. [2021-11-07 01:22:51,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 873 [2021-11-07 01:22:51,601 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:22:51,602 INFO L513 BasicCegarLoop]: trace histogram [808, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:22:51,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-07 01:22:51,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09818fce-6c8c-4bfc-9a28-7d04ef27f500/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable586 [2021-11-07 01:22:51,810 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:22:51,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:22:51,810 INFO L85 PathProgramCache]: Analyzing trace with hash -924274646, now seen corresponding path program 13 times [2021-11-07 01:22:51,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:22:51,810 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406099860] [2021-11-07 01:22:51,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:22:51,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:22:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat