./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8262fd4bdb4bed8fef0fbefd142e15775d81a64587fab0af0aa2004f91ae895c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:47:33,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:47:33,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:47:33,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:47:33,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:47:33,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:47:33,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:47:33,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:47:33,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:47:33,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:47:33,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:47:33,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:47:33,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:47:33,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:47:33,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:47:33,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:47:33,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:47:33,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:47:33,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:47:33,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:47:33,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:47:33,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:47:33,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:47:33,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:47:33,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:47:33,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:47:33,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:47:33,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:47:33,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:47:33,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:47:33,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:47:33,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:47:33,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:47:33,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:47:33,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:47:33,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:47:33,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:47:33,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:47:33,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:47:33,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:47:33,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:47:33,995 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 03:47:34,020 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:47:34,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:47:34,021 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:47:34,021 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:47:34,022 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:47:34,022 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:47:34,022 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 03:47:34,022 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:47:34,023 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:47:34,023 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 03:47:34,023 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 03:47:34,023 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:47:34,024 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 03:47:34,024 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 03:47:34,024 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 03:47:34,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:47:34,025 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 03:47:34,025 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 03:47:34,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 03:47:34,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:47:34,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 03:47:34,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:47:34,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 03:47:34,026 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:47:34,027 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 03:47:34,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 03:47:34,027 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:47:34,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 03:47:34,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:47:34,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:47:34,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:47:34,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:47:34,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:47:34,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 03:47:34,029 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 03:47:34,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 03:47:34,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 03:47:34,030 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:47:34,030 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:47:34,030 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_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8262fd4bdb4bed8fef0fbefd142e15775d81a64587fab0af0aa2004f91ae895c [2021-11-03 03:47:34,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:47:34,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:47:34,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:47:34,288 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:47:34,289 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:47:34,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c [2021-11-03 03:47:34,344 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/data/277f46ee6/cb33313bc0344fa0be8f0747c2bf7198/FLAG25d88b964 [2021-11-03 03:47:34,738 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:47:34,738 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c [2021-11-03 03:47:34,744 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/data/277f46ee6/cb33313bc0344fa0be8f0747c2bf7198/FLAG25d88b964 [2021-11-03 03:47:35,155 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/data/277f46ee6/cb33313bc0344fa0be8f0747c2bf7198 [2021-11-03 03:47:35,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:47:35,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:47:35,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:47:35,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:47:35,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:47:35,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:47:35" (1/1) ... [2021-11-03 03:47:35,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22844b6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:47:35, skipping insertion in model container [2021-11-03 03:47:35,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:47:35" (1/1) ... [2021-11-03 03:47:35,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:47:35,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:47:35,327 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_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c[423,436] [2021-11-03 03:47:35,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:47:35,404 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 03:47:35,416 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_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c[423,436] [2021-11-03 03:47:35,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:47:35,439 INFO L208 MainTranslator]: Completed translation [2021-11-03 03:47:35,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:47:35 WrapperNode [2021-11-03 03:47:35,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 03:47:35,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 03:47:35,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 03:47:35,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 03:47:35,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:47:35" (1/1) ... [2021-11-03 03:47:35,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:47:35" (1/1) ... [2021-11-03 03:47:35,479 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 03:47:35,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 03:47:35,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 03:47:35,481 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 03:47:35,489 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:47:35" (1/1) ... [2021-11-03 03:47:35,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:47:35" (1/1) ... [2021-11-03 03:47:35,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:47:35" (1/1) ... [2021-11-03 03:47:35,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:47:35" (1/1) ... [2021-11-03 03:47:35,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:47:35" (1/1) ... [2021-11-03 03:47:35,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:47:35" (1/1) ... [2021-11-03 03:47:35,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:47:35" (1/1) ... [2021-11-03 03:47:35,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 03:47:35,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 03:47:35,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 03:47:35,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 03:47:35,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:47:35" (1/1) ... [2021-11-03 03:47:35,524 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:47:35,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:47:35,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 03:47:35,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 03:47:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-03 03:47:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 03:47:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-03 03:47:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 03:47:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 03:47:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-03 03:47:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 03:47:36,113 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 03:47:36,113 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-11-03 03:47:36,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:47:36 BoogieIcfgContainer [2021-11-03 03:47:36,116 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 03:47:36,118 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 03:47:36,118 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 03:47:36,121 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 03:47:36,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:47:35" (1/3) ... [2021-11-03 03:47:36,123 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22142f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:47:36, skipping insertion in model container [2021-11-03 03:47:36,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:47:35" (2/3) ... [2021-11-03 03:47:36,123 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22142f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:47:36, skipping insertion in model container [2021-11-03 03:47:36,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:47:36" (3/3) ... [2021-11-03 03:47:36,125 INFO L111 eAbstractionObserver]: Analyzing ICFG array_min_and_copy_shift_sum_add.c [2021-11-03 03:47:36,130 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 03:47:36,141 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-03 03:47:36,207 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 03:47:36,219 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 03:47:36,219 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-03 03:47:36,236 INFO L276 IsEmpty]: Start isEmpty. Operand has 9 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:36,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-03 03:47:36,245 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:47:36,245 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-03 03:47:36,247 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:47:36,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:47:36,265 INFO L85 PathProgramCache]: Analyzing trace with hash -279863489, now seen corresponding path program 1 times [2021-11-03 03:47:36,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:47:36,275 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387659367] [2021-11-03 03:47:36,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:47:36,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:47:36,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:47:36,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:47:36,590 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:47:36,591 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387659367] [2021-11-03 03:47:36,592 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387659367] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:47:36,593 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:47:36,593 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-03 03:47:36,600 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881180085] [2021-11-03 03:47:36,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 03:47:36,607 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:47:36,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 03:47:36,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 03:47:36,627 INFO L87 Difference]: Start difference. First operand has 9 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:36,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:47:36,670 INFO L93 Difference]: Finished difference Result 17 states and 20 transitions. [2021-11-03 03:47:36,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 03:47:36,672 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-03 03:47:36,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:47:36,683 INFO L225 Difference]: With dead ends: 17 [2021-11-03 03:47:36,683 INFO L226 Difference]: Without dead ends: 8 [2021-11-03 03:47:36,686 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-03 03:47:36,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2021-11-03 03:47:36,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2021-11-03 03:47:36,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:36,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2021-11-03 03:47:36,738 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 10 transitions. Word has length 6 [2021-11-03 03:47:36,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:47:36,739 INFO L470 AbstractCegarLoop]: Abstraction has 8 states and 10 transitions. [2021-11-03 03:47:36,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:36,739 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2021-11-03 03:47:36,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-03 03:47:36,740 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:47:36,740 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:47:36,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-03 03:47:36,741 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:47:36,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:47:36,744 INFO L85 PathProgramCache]: Analyzing trace with hash -86457236, now seen corresponding path program 1 times [2021-11-03 03:47:36,745 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:47:36,745 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967525159] [2021-11-03 03:47:36,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:47:36,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:47:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:47:36,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:47:36,871 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:47:36,871 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967525159] [2021-11-03 03:47:36,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967525159] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 03:47:36,871 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:47:36,872 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-03 03:47:36,872 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408766850] [2021-11-03 03:47:36,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 03:47:36,875 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:47:36,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 03:47:36,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-03 03:47:36,877 INFO L87 Difference]: Start difference. First operand 8 states and 10 transitions. Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:36,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:47:36,924 INFO L93 Difference]: Finished difference Result 18 states and 24 transitions. [2021-11-03 03:47:36,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 03:47:36,925 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-03 03:47:36,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:47:36,926 INFO L225 Difference]: With dead ends: 18 [2021-11-03 03:47:36,926 INFO L226 Difference]: Without dead ends: 10 [2021-11-03 03:47:36,927 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-03 03:47:36,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-03 03:47:36,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-03 03:47:36,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:36,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2021-11-03 03:47:36,933 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 12 transitions. Word has length 7 [2021-11-03 03:47:36,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:47:36,934 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 12 transitions. [2021-11-03 03:47:36,934 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:36,934 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2021-11-03 03:47:36,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-03 03:47:36,935 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:47:36,935 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:47:36,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-03 03:47:36,937 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:47:36,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:47:36,941 INFO L85 PathProgramCache]: Analyzing trace with hash 476624124, now seen corresponding path program 1 times [2021-11-03 03:47:36,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:47:36,942 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698677432] [2021-11-03 03:47:36,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:47:36,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:47:37,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:47:37,330 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:47:37,331 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:47:37,336 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698677432] [2021-11-03 03:47:37,338 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698677432] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:47:37,338 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469530111] [2021-11-03 03:47:37,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:47:37,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:47:37,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:47:37,344 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:47:37,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-03 03:47:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:47:37,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-03 03:47:37,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:47:37,636 INFO L354 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2021-11-03 03:47:37,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-11-03 03:47:37,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-03 03:47:37,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:47:37,729 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:47:40,018 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 39 [2021-11-03 03:47:40,102 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:47:40,103 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469530111] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 03:47:40,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [194640469] [2021-11-03 03:47:40,132 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 03:47:40,132 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 03:47:40,139 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 03:47:40,144 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 03:47:40,145 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 03:47:40,189 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-03 03:47:40,193 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 03:47:40,198 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:47:40,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 03:47:40,233 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_26|], 55=[|v_#valid_38|]} [2021-11-03 03:47:40,253 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:47:40,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:40,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:40,255 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:40,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-03 03:47:40,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:47:40,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:47:40,337 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:40,348 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:47:40,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:40,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:40,352 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:40,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,396 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:40,483 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-03 03:47:40,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-03 03:47:40,484 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:47:40,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:47:40,494 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:40,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,511 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,516 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-03 03:47:40,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 03:47:40,526 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:47:40,526 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-03 03:47:40,540 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,568 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 03:47:40,572 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 03:47:40,593 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,598 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:47:40,599 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,604 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,613 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:47:40,618 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:47:40,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:47:40,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:47:40,627 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,633 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:47:40,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 290 [2021-11-03 03:47:40,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,738 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-03 03:47:40,747 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:47:40,752 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,753 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,754 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,757 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:47:40,762 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:47:40,766 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:47:40,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:47:40,770 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,772 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:47:40,779 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-03 03:47:40,788 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:47:40,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:47:40,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,796 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:47:40,800 INFO L185 QuantifierPusher]: treesize reduction 5, result has 94.4 percent of original size 84 [2021-11-03 03:47:40,828 INFO L354 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2021-11-03 03:47:40,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 23 [2021-11-03 03:47:40,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 03:47:40,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 03:47:40,833 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:47:40,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,837 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,840 INFO L180 QuantifierPusher]: treesize reduction 5, result has 94.2 percent of original size [2021-11-03 03:47:40,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 03:47:40,842 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:47:40,843 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:88, output treesize:81 [2021-11-03 03:47:40,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,889 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-03 03:47:40,897 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:40,898 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:47:40,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 03:47:40,910 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:47:40,931 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:47:40,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:47:40,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:47:40,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:47:40,936 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:47:40,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,942 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 03:47:40,947 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:47:40,947 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-03 03:47:40,955 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:47:40,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:47:40,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:40,969 INFO L185 QuantifierPusher]: treesize reduction 9, result has 88.3 percent of original size 68 [2021-11-03 03:47:40,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:40,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:41,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:41,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-03 03:47:41,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:41,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:41,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:41,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:41,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:41,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:41,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:41,080 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-03 03:47:41,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-03 03:47:41,092 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 03:47:41,848 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 03:47:41,848 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 03:47:41,849 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 19 [2021-11-03 03:47:41,849 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134259887] [2021-11-03 03:47:41,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-03 03:47:41,849 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:47:41,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-03 03:47:41,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=457, Unknown=1, NotChecked=0, Total=552 [2021-11-03 03:47:41,852 INFO L87 Difference]: Start difference. First operand 10 states and 12 transitions. Second operand has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:41,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:47:41,977 INFO L93 Difference]: Finished difference Result 16 states and 19 transitions. [2021-11-03 03:47:41,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-03 03:47:41,978 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-03 03:47:41,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:47:41,979 INFO L225 Difference]: With dead ends: 16 [2021-11-03 03:47:41,979 INFO L226 Difference]: Without dead ends: 13 [2021-11-03 03:47:41,979 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 8 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=101, Invalid=498, Unknown=1, NotChecked=0, Total=600 [2021-11-03 03:47:41,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-03 03:47:41,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2021-11-03 03:47:41,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:41,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 15 transitions. [2021-11-03 03:47:41,983 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 15 transitions. Word has length 9 [2021-11-03 03:47:41,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:47:41,983 INFO L470 AbstractCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-11-03 03:47:41,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:41,983 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2021-11-03 03:47:41,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-03 03:47:41,984 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:47:41,984 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:47:42,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-03 03:47:42,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:47:42,202 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:47:42,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:47:42,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1889822287, now seen corresponding path program 2 times [2021-11-03 03:47:42,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:47:42,203 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832332760] [2021-11-03 03:47:42,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:47:42,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:47:42,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:47:42,280 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 03:47:42,280 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:47:42,281 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832332760] [2021-11-03 03:47:42,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832332760] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:47:42,284 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [216092174] [2021-11-03 03:47:42,284 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 03:47:42,284 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:47:42,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:47:42,285 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:47:42,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-03 03:47:42,367 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-03 03:47:42,367 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 03:47:42,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-03 03:47:42,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:47:42,426 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 03:47:42,426 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:47:42,466 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 03:47:42,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [216092174] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 03:47:42,467 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1514980086] [2021-11-03 03:47:42,469 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 03:47:42,469 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 03:47:42,470 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 03:47:42,470 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 03:47:42,470 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 03:47:42,479 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-03 03:47:42,481 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,482 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 03:47:42,482 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:47:42,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 03:47:42,497 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_27|], 55=[|v_#valid_39|]} [2021-11-03 03:47:42,506 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:47:42,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:42,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:42,508 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:42,517 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:47:42,517 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:42,524 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:42,525 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:42,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-03 03:47:42,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:47:42,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:47:42,571 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:42,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,603 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:42,672 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-03 03:47:42,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-03 03:47:42,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:47:42,679 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:47:42,681 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:42,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,692 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,696 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-03 03:47:42,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 03:47:42,702 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:47:42,702 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-03 03:47:42,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,718 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 03:47:42,723 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,725 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,728 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:47:42,733 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,736 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:47:42,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:47:42,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:47:42,740 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,742 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,744 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 03:47:42,745 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:47:42,748 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:47:42,759 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-03 03:47:42,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,850 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-03 03:47:42,864 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,865 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:47:42,868 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,873 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:47:42,877 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:47:42,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:47:42,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:47:42,890 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:47:42,897 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-03 03:47:42,905 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:47:42,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:47:42,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,913 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:42,914 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:47:42,916 INFO L185 QuantifierPusher]: treesize reduction 5, result has 94.4 percent of original size 84 [2021-11-03 03:47:42,935 INFO L354 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2021-11-03 03:47:42,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 23 [2021-11-03 03:47:42,939 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 03:47:42,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 03:47:42,941 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:47:42,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,946 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:42,948 INFO L180 QuantifierPusher]: treesize reduction 5, result has 94.2 percent of original size [2021-11-03 03:47:42,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 03:47:42,950 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:47:42,950 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:88, output treesize:81 [2021-11-03 03:47:42,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:42,989 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-03 03:47:43,016 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:43,017 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:43,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:47:43,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 03:47:43,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:47:43,040 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:47:43,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:47:43,041 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:43,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:47:43,043 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:43,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:47:43,044 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:47:43,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:43,048 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:43,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:43,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 03:47:43,052 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:47:43,052 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-03 03:47:43,058 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:47:43,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:47:43,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:43,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 03:47:43,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:43,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:43,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:43,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:43,112 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 228 [2021-11-03 03:47:43,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:43,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:43,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:43,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:43,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:43,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:43,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:43,173 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-03 03:47:43,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-03 03:47:43,186 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 03:47:43,786 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 03:47:43,786 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 03:47:43,786 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2021-11-03 03:47:43,786 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102179828] [2021-11-03 03:47:43,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-03 03:47:43,787 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:47:43,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-03 03:47:43,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2021-11-03 03:47:43,788 INFO L87 Difference]: Start difference. First operand 12 states and 15 transitions. Second operand has 11 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:43,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:47:43,888 INFO L93 Difference]: Finished difference Result 26 states and 32 transitions. [2021-11-03 03:47:43,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-03 03:47:43,888 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-03 03:47:43,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:47:43,888 INFO L225 Difference]: With dead ends: 26 [2021-11-03 03:47:43,889 INFO L226 Difference]: Without dead ends: 16 [2021-11-03 03:47:43,889 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2021-11-03 03:47:43,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-11-03 03:47:43,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 12. [2021-11-03 03:47:43,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:43,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 14 transitions. [2021-11-03 03:47:43,891 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 14 transitions. Word has length 10 [2021-11-03 03:47:43,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:47:43,892 INFO L470 AbstractCegarLoop]: Abstraction has 12 states and 14 transitions. [2021-11-03 03:47:43,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:43,892 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2021-11-03 03:47:43,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-03 03:47:43,892 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:47:43,892 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:47:43,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-03 03:47:44,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-11-03 03:47:44,093 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:47:44,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:47:44,094 INFO L85 PathProgramCache]: Analyzing trace with hash -32669972, now seen corresponding path program 3 times [2021-11-03 03:47:44,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:47:44,094 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166640203] [2021-11-03 03:47:44,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:47:44,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:47:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:47:44,154 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-03 03:47:44,154 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:47:44,154 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166640203] [2021-11-03 03:47:44,154 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166640203] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:47:44,155 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1686101345] [2021-11-03 03:47:44,155 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 03:47:44,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:47:44,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:47:44,156 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:47:44,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-03 03:47:44,225 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 03:47:44,225 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 03:47:44,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-03 03:47:44,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:47:44,295 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-03 03:47:44,295 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:47:44,346 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-03 03:47:44,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1686101345] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 03:47:44,347 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [723043528] [2021-11-03 03:47:44,350 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 03:47:44,350 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 03:47:44,351 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 03:47:44,351 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 03:47:44,351 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 03:47:44,367 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-03 03:47:44,369 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,370 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 03:47:44,371 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:47:44,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 03:47:44,382 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_28|], 55=[|v_#valid_40|]} [2021-11-03 03:47:44,391 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:47:44,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:44,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:44,393 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:44,401 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:47:44,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,402 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:44,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:44,403 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:44,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-03 03:47:44,445 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:47:44,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:47:44,447 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:44,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,456 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:44,526 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-03 03:47:44,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-03 03:47:44,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:47:44,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:47:44,534 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:44,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,543 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,548 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-03 03:47:44,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 03:47:44,552 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:47:44,552 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-03 03:47:44,561 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,567 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 03:47:44,572 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,573 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 03:47:44,576 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,580 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:47:44,580 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,583 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,584 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,586 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:47:44,595 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:47:44,598 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:47:44,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:47:44,601 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:47:44,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 290 [2021-11-03 03:47:44,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,687 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-03 03:47:44,694 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:47:44,698 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,700 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,703 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:47:44,708 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:47:44,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:47:44,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:47:44,737 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,745 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:47:44,749 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-03 03:47:44,757 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:47:44,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:47:44,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,765 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,765 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,766 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:47:44,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-03 03:47:44,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:47:44,790 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:47:44,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:47:44,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:47:44,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:47:44,800 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:47:44,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,805 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-03 03:47:44,810 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:47:44,810 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-03 03:47:44,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,847 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-03 03:47:44,849 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:44,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:47:44,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 03:47:44,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:47:44,873 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:47:44,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:47:44,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:47:44,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:47:44,877 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:47:44,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,881 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 03:47:44,886 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:47:44,886 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-03 03:47:44,894 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:47:44,897 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:47:44,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,903 INFO L185 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size 68 [2021-11-03 03:47:44,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:44,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-03 03:47:44,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:44,989 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-03 03:47:44,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-03 03:47:45,000 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 03:47:45,604 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 03:47:45,604 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 03:47:45,605 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 11 [2021-11-03 03:47:45,605 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486970896] [2021-11-03 03:47:45,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-03 03:47:45,605 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:47:45,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-03 03:47:45,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2021-11-03 03:47:45,606 INFO L87 Difference]: Start difference. First operand 12 states and 14 transitions. Second operand has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:45,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:47:45,698 INFO L93 Difference]: Finished difference Result 16 states and 18 transitions. [2021-11-03 03:47:45,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-03 03:47:45,699 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-03 03:47:45,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:47:45,699 INFO L225 Difference]: With dead ends: 16 [2021-11-03 03:47:45,700 INFO L226 Difference]: Without dead ends: 13 [2021-11-03 03:47:45,700 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 23 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2021-11-03 03:47:45,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-03 03:47:45,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-11-03 03:47:45,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:45,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 15 transitions. [2021-11-03 03:47:45,703 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 15 transitions. Word has length 11 [2021-11-03 03:47:45,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:47:45,703 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 15 transitions. [2021-11-03 03:47:45,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:47:45,704 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2021-11-03 03:47:45,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-03 03:47:45,704 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:47:45,704 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-11-03 03:47:45,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-03 03:47:45,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:47:45,905 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:47:45,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:47:45,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1013392801, now seen corresponding path program 4 times [2021-11-03 03:47:45,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:47:45,905 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495287069] [2021-11-03 03:47:45,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:47:45,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:47:45,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:47:46,554 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:47:46,554 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:47:46,555 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495287069] [2021-11-03 03:47:46,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495287069] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:47:46,555 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2093906090] [2021-11-03 03:47:46,555 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 03:47:46,555 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:47:46,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:47:46,556 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:47:46,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-03 03:47:46,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:47:46,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-03 03:47:46,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:47:46,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 209 treesize of output 205 [2021-11-03 03:47:46,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:46,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:46,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:47:46,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 44 [2021-11-03 03:47:47,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:47,062 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:47:47,072 INFO L354 Elim1Store]: treesize reduction 30, result has 18.9 percent of original size [2021-11-03 03:47:47,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 48 [2021-11-03 03:47:47,311 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-03 03:47:47,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 26 [2021-11-03 03:47:47,351 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:47:47,352 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:47:47,855 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:47,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 337 treesize of output 291 [2021-11-03 03:47:47,913 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:47:47,972 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:47:48,100 INFO L354 Elim1Store]: treesize reduction 39, result has 52.4 percent of original size [2021-11-03 03:47:48,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 265 treesize of output 231 [2021-11-03 03:47:53,530 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:47:53,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2093906090] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 03:47:53,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1165464975] [2021-11-03 03:47:53,533 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 03:47:53,533 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 03:47:53,533 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 03:47:53,533 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 03:47:53,534 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 03:47:53,543 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-03 03:47:53,544 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,545 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:47:53,546 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,546 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 03:47:53,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 03:47:53,554 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_29|], 55=[|v_#valid_42|]} [2021-11-03 03:47:53,562 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:47:53,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,563 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:53,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:53,564 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:53,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-03 03:47:53,620 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:47:53,621 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:47:53,621 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:53,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:47:53,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:53,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:47:53,632 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:53,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,641 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:47:53,712 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-03 03:47:53,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-03 03:47:53,714 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:47:53,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:47:53,719 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:47:53,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,730 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,733 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-03 03:47:53,736 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 03:47:53,736 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:47:53,737 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-03 03:47:53,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,756 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 03:47:53,760 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,760 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,761 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,762 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,763 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,764 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:47:53,766 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:47:53,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:47:53,770 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:47:53,771 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 03:47:53,775 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:47:53,780 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:47:53,787 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-03 03:47:53,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,861 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-03 03:47:53,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:47:53,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,874 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:47:53,877 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:47:53,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:47:53,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:47:53,882 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,884 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:47:53,888 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-03 03:47:53,895 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:47:53,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:47:53,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,901 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,901 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:47:53,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-03 03:47:53,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:47:53,924 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:47:53,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:47:53,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:47:53,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:47:53,927 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:47:53,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,931 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-03 03:47:53,934 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:47:53,935 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-03 03:47:53,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,958 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-03 03:47:53,959 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:47:53,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:47:53,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 03:47:53,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:47:53,982 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:47:53,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:47:53,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:47:53,984 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:47:53,985 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:47:53,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:53,988 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,990 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:53,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 03:47:53,992 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:47:53,992 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-03 03:47:53,998 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:47:54,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:47:54,002 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:54,004 INFO L185 QuantifierPusher]: treesize reduction 9, result has 88.3 percent of original size 68 [2021-11-03 03:47:54,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:54,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:54,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:54,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:47:54,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-03 03:47:54,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:54,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:54,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:54,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:54,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:54,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:54,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:47:54,098 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-03 03:47:54,100 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-03 03:47:54,106 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 03:47:54,745 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 03:47:54,746 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 03:47:54,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 29 [2021-11-03 03:47:54,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071311922] [2021-11-03 03:47:54,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-11-03 03:47:54,747 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:47:54,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-11-03 03:47:54,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=1000, Unknown=2, NotChecked=0, Total=1122 [2021-11-03 03:47:54,748 INFO L87 Difference]: Start difference. First operand 13 states and 15 transitions. Second operand has 30 states, 30 states have (on average 1.1) internal successors, (33), 29 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:48:02,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:48:02,060 INFO L93 Difference]: Finished difference Result 27 states and 34 transitions. [2021-11-03 03:48:02,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-03 03:48:02,060 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 1.1) internal successors, (33), 29 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-03 03:48:02,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:48:02,062 INFO L225 Difference]: With dead ends: 27 [2021-11-03 03:48:02,062 INFO L226 Difference]: Without dead ends: 23 [2021-11-03 03:48:02,063 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 474 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=305, Invalid=1949, Unknown=2, NotChecked=0, Total=2256 [2021-11-03 03:48:02,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-11-03 03:48:02,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 18. [2021-11-03 03:48:02,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:48:02,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 24 transitions. [2021-11-03 03:48:02,069 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 24 transitions. Word has length 12 [2021-11-03 03:48:02,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:48:02,070 INFO L470 AbstractCegarLoop]: Abstraction has 18 states and 24 transitions. [2021-11-03 03:48:02,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 1.1) internal successors, (33), 29 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:48:02,070 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2021-11-03 03:48:02,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-03 03:48:02,071 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:48:02,071 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1] [2021-11-03 03:48:02,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-03 03:48:02,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:48:02,288 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:48:02,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:48:02,288 INFO L85 PathProgramCache]: Analyzing trace with hash -1351029428, now seen corresponding path program 5 times [2021-11-03 03:48:02,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:48:02,288 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203405730] [2021-11-03 03:48:02,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:48:02,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:48:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:48:02,390 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-03 03:48:02,391 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:48:02,391 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203405730] [2021-11-03 03:48:02,391 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203405730] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:48:02,391 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1844240650] [2021-11-03 03:48:02,391 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 03:48:02,391 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:48:02,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:48:02,392 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:48:02,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-03 03:48:02,514 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-03 03:48:02,514 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 03:48:02,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-03 03:48:02,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:48:02,604 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-03 03:48:02,604 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:48:02,650 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-03 03:48:02,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1844240650] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 03:48:02,650 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1802643889] [2021-11-03 03:48:02,652 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 03:48:02,652 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 03:48:02,653 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 03:48:02,653 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 03:48:02,653 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 03:48:02,659 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-03 03:48:02,660 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,660 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,661 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 03:48:02,661 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,662 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,662 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:48:02,664 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 03:48:02,669 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_30|], 55=[|v_#valid_43|]} [2021-11-03 03:48:02,677 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:48:02,678 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,678 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:48:02,678 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:48:02,679 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:48:02,686 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:48:02,687 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,687 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:48:02,687 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,688 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:48:02,688 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:48:02,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-03 03:48:02,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:48:02,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:48:02,727 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:48:02,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:02,735 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:02,806 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-03 03:48:02,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-03 03:48:02,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:48:02,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,812 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:48:02,813 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:48:02,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:02,821 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,825 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-03 03:48:02,829 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 03:48:02,829 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:48:02,830 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-03 03:48:02,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,841 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:48:02,844 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:48:02,847 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 03:48:02,850 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,851 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,853 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:48:02,856 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:48:02,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:48:02,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:48:02,861 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 03:48:02,868 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-03 03:48:02,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:02,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:02,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:02,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:02,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:02,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:02,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:02,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:02,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:02,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:02,922 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-03 03:48:02,926 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:48:02,930 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,931 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,933 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,934 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:48:02,937 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:48:02,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:48:02,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:48:02,942 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:48:02,949 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-03 03:48:02,971 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:48:02,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:48:02,975 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,977 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:02,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:02,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:48:02,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-03 03:48:02,986 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:02,999 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:48:02,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:48:03,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:03,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:48:03,003 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:03,003 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:48:03,004 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:48:03,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,007 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:03,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:03,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-03 03:48:03,010 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:48:03,010 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-03 03:48:03,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,037 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-03 03:48:03,038 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:48:03,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:03,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:48:03,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 03:48:03,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:03,061 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:48:03,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:48:03,062 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:03,063 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:48:03,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:03,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:48:03,064 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:48:03,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,067 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:03,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:03,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 03:48:03,070 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:48:03,070 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-03 03:48:03,077 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:48:03,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:48:03,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:03,083 INFO L185 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size 68 [2021-11-03 03:48:03,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,110 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:03,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-03 03:48:03,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:03,152 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-03 03:48:03,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-03 03:48:03,160 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 03:48:03,769 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 03:48:03,769 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 03:48:03,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2021-11-03 03:48:03,769 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286683098] [2021-11-03 03:48:03,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-03 03:48:03,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:48:03,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-03 03:48:03,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2021-11-03 03:48:03,771 INFO L87 Difference]: Start difference. First operand 18 states and 24 transitions. Second operand has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:48:03,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:48:03,882 INFO L93 Difference]: Finished difference Result 42 states and 54 transitions. [2021-11-03 03:48:03,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-03 03:48:03,883 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-03 03:48:03,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:48:03,883 INFO L225 Difference]: With dead ends: 42 [2021-11-03 03:48:03,884 INFO L226 Difference]: Without dead ends: 25 [2021-11-03 03:48:03,885 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=98, Invalid=322, Unknown=0, NotChecked=0, Total=420 [2021-11-03 03:48:03,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-11-03 03:48:03,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 19. [2021-11-03 03:48:03,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:48:03,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2021-11-03 03:48:03,891 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 24 transitions. Word has length 13 [2021-11-03 03:48:03,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:48:03,891 INFO L470 AbstractCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-11-03 03:48:03,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:48:03,892 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2021-11-03 03:48:03,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-03 03:48:03,892 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:48:03,893 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1] [2021-11-03 03:48:03,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-03 03:48:04,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable126 [2021-11-03 03:48:04,108 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:48:04,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:48:04,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1546713636, now seen corresponding path program 6 times [2021-11-03 03:48:04,108 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:48:04,108 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300937639] [2021-11-03 03:48:04,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:48:04,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:48:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:48:04,990 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:48:04,990 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:48:04,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300937639] [2021-11-03 03:48:04,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300937639] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:48:04,991 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1826321531] [2021-11-03 03:48:04,991 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 03:48:04,991 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:48:04,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:48:04,999 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:48:05,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-03 03:48:05,147 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 03:48:05,148 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 03:48:05,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-03 03:48:05,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:48:05,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 67 [2021-11-03 03:48:05,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:05,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:05,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:05,631 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:05,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:05,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 56 [2021-11-03 03:48:05,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:05,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:05,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:05,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:05,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 60 [2021-11-03 03:48:05,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:05,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:05,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:05,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:05,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:48:05,865 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:05,879 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-11-03 03:48:05,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 93 treesize of output 74 [2021-11-03 03:48:06,404 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-03 03:48:06,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 101 treesize of output 37 [2021-11-03 03:48:06,455 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:48:06,455 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:48:08,362 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:48:08,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 10093 treesize of output 8399 [2021-11-03 03:48:08,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:08,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:08,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:08,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:08,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:08,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:08,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:08,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:08,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,076 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,132 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,192 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,283 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,284 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,330 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,374 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,487 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,550 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,782 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:09,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,116 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,212 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,303 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,414 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,440 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,441 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,442 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,550 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,678 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,679 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,765 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,902 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,993 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:10,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,100 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,395 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,395 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,437 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,437 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,438 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,466 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,466 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,467 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,499 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,499 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,500 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,905 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:11,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,024 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,072 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,132 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,285 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,355 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,356 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,363 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,897 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,897 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,898 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,997 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,998 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:12,998 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,053 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,053 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,100 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,101 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,133 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,330 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,330 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,372 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,517 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,517 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,579 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,580 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,619 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,663 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,823 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,824 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,872 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,957 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:13,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,001 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,387 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,387 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,388 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,563 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,655 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,655 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,763 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:14,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,023 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,024 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,067 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,144 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,244 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,285 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,338 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,364 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,384 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,872 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,917 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:15,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,019 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,021 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,136 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,212 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,263 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,575 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:16,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,079 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,212 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,316 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,318 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,452 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,453 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,639 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,690 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,690 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,821 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,823 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:17,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,064 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,064 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,065 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,150 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,172 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,204 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,296 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,325 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,349 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,399 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,440 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,441 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,441 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,515 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,698 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,714 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:18,896 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,036 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,064 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,065 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,124 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,125 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,126 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,229 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,244 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,244 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,333 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,356 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,357 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,357 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,426 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,446 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,627 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,698 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,778 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,829 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,851 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:19,997 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,023 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,023 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,056 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,338 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,399 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,400 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,400 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,514 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,563 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,689 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,689 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,787 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,808 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,808 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,859 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,910 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:20,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,021 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,204 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,496 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,535 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,568 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,568 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,917 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,965 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:21,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,093 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,144 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,281 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,316 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,462 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,463 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,464 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,774 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,965 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:22,965 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,027 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,072 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,100 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,101 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,320 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,322 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,424 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,424 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,449 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,449 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,593 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,593 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,619 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,619 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,874 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,874 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,896 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,980 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:23,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,000 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,001 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,163 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,163 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,201 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,374 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,390 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,392 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,419 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,693 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,967 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:24,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,012 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,126 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,126 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,127 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,192 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,252 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,318 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,319 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,501 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,684 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,684 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,685 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:25,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,050 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,051 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,095 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,097 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,120 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,256 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,257 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,554 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,556 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,689 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,818 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,962 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:26,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,000 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,001 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,024 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,138 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,188 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,293 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,349 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,405 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,472 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,473 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,473 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,522 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,571 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,655 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,655 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:27,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,005 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,005 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,006 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,550 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,550 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,598 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,731 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,731 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,948 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,948 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:28,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,019 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,019 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,081 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,263 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,619 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,620 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,905 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:29,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,027 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,029 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,180 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,182 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,308 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,414 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,461 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,462 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,462 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,660 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,689 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,689 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,771 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,771 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,772 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,824 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,870 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,870 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:30,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,009 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,009 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,124 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,355 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,356 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,395 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,648 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,674 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:31,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,012 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,033 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,065 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,065 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,182 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,281 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,281 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,300 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,300 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,426 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,427 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,532 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,571 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,587 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,722 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,722 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,843 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:32,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,124 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,124 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,150 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,150 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,244 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,244 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,292 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,395 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,673 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,805 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,805 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,953 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:33,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,172 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,259 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,836 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,858 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,881 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,882 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,905 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:34,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,018 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,018 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,019 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,091 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,091 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,414 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,634 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,841 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,875 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,897 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,898 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,979 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,980 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:35,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,000 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,001 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,186 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,437 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,471 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,535 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,722 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,778 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,836 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,836 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,908 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:36,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,076 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,163 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,164 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,295 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,296 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,312 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,312 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,419 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,441 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,441 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,442 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,517 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,517 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,617 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,617 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,652 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,652 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,676 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,676 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,818 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,818 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,881 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,882 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,910 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,989 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:37,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,017 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,088 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,088 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,385 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,386 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,386 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,474 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,528 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,528 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,639 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,684 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,685 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:38,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,021 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,076 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,110 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,112 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,157 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,157 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,180 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,281 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,460 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,461 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,461 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,496 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,554 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,554 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,778 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,935 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:39,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,000 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,072 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,142 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,180 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,204 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,311 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,311 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,312 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,414 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,692 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,692 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,821 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,851 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,851 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:40,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,283 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,329 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,330 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,424 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,426 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,449 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,490 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,634 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:41,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:48:42,535 INFO L354 Elim1Store]: treesize reduction 114, result has 46.0 percent of original size [2021-11-03 03:48:42,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 4711 treesize of output 3436 [2021-11-03 03:50:18,044 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:50:18,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1826321531] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 03:50:18,044 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [471295604] [2021-11-03 03:50:18,046 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 03:50:18,046 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 03:50:18,046 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 03:50:18,046 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 03:50:18,046 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 03:50:18,068 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-03 03:50:18,069 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 03:50:18,070 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:50:18,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 03:50:18,080 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_31|], 55=[|v_#valid_45|]} [2021-11-03 03:50:18,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-03 03:50:18,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:50:18,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:50:18,170 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:50:18,179 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:50:18,179 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:50:18,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:50:18,180 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:50:18,186 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:50:18,187 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:50:18,187 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:50:18,188 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:50:18,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,197 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:18,288 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-03 03:50:18,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-03 03:50:18,289 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:50:18,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:50:18,293 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:50:18,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,300 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,303 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-03 03:50:18,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 03:50:18,307 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:50:18,307 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-03 03:50:18,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,317 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 03:50:18,321 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,323 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,325 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:50:18,328 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:50:18,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:50:18,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:50:18,333 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 03:50:18,336 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:50:18,338 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:50:18,344 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-03 03:50:18,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,415 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-03 03:50:18,418 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:50:18,422 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,423 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,425 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,427 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:50:18,428 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:50:18,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:50:18,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:50:18,433 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:50:18,440 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-03 03:50:18,447 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:50:18,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:50:18,451 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,452 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,452 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:50:18,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-03 03:50:18,463 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:50:18,478 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:50:18,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:50:18,479 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,480 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:50:18,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:50:18,481 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:50:18,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,485 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-03 03:50:18,488 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:50:18,488 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-03 03:50:18,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,510 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-03 03:50:18,511 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:18,512 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,512 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:50:18,513 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 03:50:18,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:50:18,536 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:50:18,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:50:18,537 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,538 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:50:18,538 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,539 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:50:18,539 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:50:18,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,542 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 03:50:18,545 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:50:18,546 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-03 03:50:18,552 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:50:18,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:50:18,556 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,557 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 03:50:18,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:18,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-03 03:50:18,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:18,627 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-03 03:50:18,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-03 03:50:18,636 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 03:50:19,641 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 03:50:19,641 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 03:50:19,642 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 38 [2021-11-03 03:50:19,642 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659516077] [2021-11-03 03:50:19,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-11-03 03:50:19,642 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:50:19,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-11-03 03:50:19,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=1638, Unknown=2, NotChecked=0, Total=1806 [2021-11-03 03:50:19,644 INFO L87 Difference]: Start difference. First operand 19 states and 24 transitions. Second operand has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:50:34,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:50:34,150 INFO L93 Difference]: Finished difference Result 42 states and 48 transitions. [2021-11-03 03:50:34,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-03 03:50:34,151 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-11-03 03:50:34,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:50:34,152 INFO L225 Difference]: With dead ends: 42 [2021-11-03 03:50:34,152 INFO L226 Difference]: Without dead ends: 38 [2021-11-03 03:50:34,154 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 730 ImplicationChecksByTransitivity, 28.9s TimeCoverageRelationStatistics Valid=393, Invalid=3027, Unknown=2, NotChecked=0, Total=3422 [2021-11-03 03:50:34,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2021-11-03 03:50:34,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 23. [2021-11-03 03:50:34,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 22 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:50:34,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 29 transitions. [2021-11-03 03:50:34,163 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 29 transitions. Word has length 15 [2021-11-03 03:50:34,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:50:34,164 INFO L470 AbstractCegarLoop]: Abstraction has 23 states and 29 transitions. [2021-11-03 03:50:34,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:50:34,164 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2021-11-03 03:50:34,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-03 03:50:34,165 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:50:34,165 INFO L513 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1, 1] [2021-11-03 03:50:34,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-03 03:50:34,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable157 [2021-11-03 03:50:34,392 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:50:34,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:50:34,392 INFO L85 PathProgramCache]: Analyzing trace with hash -704106129, now seen corresponding path program 7 times [2021-11-03 03:50:34,392 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:50:34,392 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587156697] [2021-11-03 03:50:34,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:50:34,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:50:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:50:34,525 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-03 03:50:34,525 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:50:34,525 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587156697] [2021-11-03 03:50:34,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587156697] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:50:34,526 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933959181] [2021-11-03 03:50:34,526 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 03:50:34,526 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:50:34,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:50:34,531 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:50:34,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-03 03:50:34,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:50:34,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-03 03:50:34,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:50:34,824 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-03 03:50:34,824 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:50:34,877 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-03 03:50:34,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933959181] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 03:50:34,878 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1872745223] [2021-11-03 03:50:34,879 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 03:50:34,879 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 03:50:34,879 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 03:50:34,879 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 03:50:34,879 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 03:50:34,886 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-03 03:50:34,887 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:34,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:34,888 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 03:50:34,888 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:34,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:34,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:50:34,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 03:50:34,896 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_32|], 55=[|v_#valid_46|]} [2021-11-03 03:50:34,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:34,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-03 03:50:34,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:34,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:50:34,982 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:34,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:50:34,982 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:50:34,989 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:50:34,989 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:34,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:50:34,989 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:34,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:50:34,990 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:50:34,995 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:50:34,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:34,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:50:34,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:34,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:50:34,997 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:50:34,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,002 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:35,060 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-03 03:50:35,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-03 03:50:35,061 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:50:35,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,065 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:50:35,065 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:50:35,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,071 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,073 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-03 03:50:35,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 03:50:35,075 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:50:35,075 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-03 03:50:35,082 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,086 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 03:50:35,089 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,091 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,092 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,093 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:50:35,096 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:50:35,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:50:35,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:50:35,100 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,101 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 03:50:35,103 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:50:35,106 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:50:35,112 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-03 03:50:35,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,165 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-03 03:50:35,169 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:50:35,172 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,174 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,176 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,176 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:50:35,178 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,179 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:50:35,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:50:35,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:50:35,183 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:50:35,189 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-03 03:50:35,195 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:50:35,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:50:35,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,200 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,201 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:50:35,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-03 03:50:35,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:50:35,227 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:50:35,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:50:35,228 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:50:35,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:50:35,230 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:50:35,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,233 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,234 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-03 03:50:35,236 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:50:35,236 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-03 03:50:35,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,258 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-03 03:50:35,259 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:50:35,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:50:35,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 03:50:35,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:50:35,285 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:50:35,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:50:35,286 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:50:35,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:50:35,287 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:50:35,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,290 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 03:50:35,293 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:50:35,294 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-03 03:50:35,300 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:50:35,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:50:35,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,305 INFO L185 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size 68 [2021-11-03 03:50:35,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:50:35,336 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-03 03:50:35,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:50:35,370 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-03 03:50:35,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-03 03:50:35,379 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 03:50:36,021 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 03:50:36,021 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 03:50:36,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 16 [2021-11-03 03:50:36,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035264488] [2021-11-03 03:50:36,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-03 03:50:36,022 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:50:36,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-03 03:50:36,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=325, Unknown=0, NotChecked=0, Total=420 [2021-11-03 03:50:36,023 INFO L87 Difference]: Start difference. First operand 23 states and 29 transitions. Second operand has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:50:36,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:50:36,172 INFO L93 Difference]: Finished difference Result 49 states and 60 transitions. [2021-11-03 03:50:36,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-03 03:50:36,173 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-03 03:50:36,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:50:36,173 INFO L225 Difference]: With dead ends: 49 [2021-11-03 03:50:36,173 INFO L226 Difference]: Without dead ends: 27 [2021-11-03 03:50:36,174 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=137, Invalid=463, Unknown=0, NotChecked=0, Total=600 [2021-11-03 03:50:36,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-11-03 03:50:36,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 24. [2021-11-03 03:50:36,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 23 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:50:36,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 29 transitions. [2021-11-03 03:50:36,181 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 29 transitions. Word has length 16 [2021-11-03 03:50:36,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:50:36,181 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 29 transitions. [2021-11-03 03:50:36,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:50:36,182 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2021-11-03 03:50:36,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-03 03:50:36,182 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:50:36,183 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1] [2021-11-03 03:50:36,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-03 03:50:36,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:50:36,388 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:50:36,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:50:36,388 INFO L85 PathProgramCache]: Analyzing trace with hash 1229794687, now seen corresponding path program 8 times [2021-11-03 03:50:36,388 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:50:36,388 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280586639] [2021-11-03 03:50:36,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:50:36,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:50:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:50:37,398 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:50:37,398 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:50:37,398 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280586639] [2021-11-03 03:50:37,398 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280586639] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:50:37,419 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1988861973] [2021-11-03 03:50:37,419 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 03:50:37,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:50:37,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:50:37,422 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:50:37,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-03 03:50:37,617 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-03 03:50:37,617 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 03:50:37,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-03 03:50:37,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:50:37,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 88 [2021-11-03 03:50:38,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 58 [2021-11-03 03:50:38,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 72 [2021-11-03 03:50:38,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 86 [2021-11-03 03:50:38,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:50:38,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:50:38,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:50:38,827 INFO L354 Elim1Store]: treesize reduction 400, result has 13.6 percent of original size [2021-11-03 03:50:38,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 157 treesize of output 121 [2021-11-03 03:50:40,400 INFO L354 Elim1Store]: treesize reduction 269, result has 14.6 percent of original size [2021-11-03 03:50:40,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 6 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 199 treesize of output 114 [2021-11-03 03:50:44,679 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:50:44,679 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:51:20,129 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~i~0_242 Int) (v_ULTIMATE.start_main_~i~0_248 Int)) (or (<= 0 (let ((.cse0 (let ((.cse3 (* c_ULTIMATE.start_main_~j~0 (- 1)))) (let ((.cse1 (let ((.cse4 (* c_ULTIMATE.start_main_~i~0 4))) (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base|) (+ |c_ULTIMATE.start_main_~#b~0.offset| .cse4) (+ .cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| .cse4)))))) (.cse2 (* v_ULTIMATE.start_main_~i~0_248 4))) (store .cse1 (+ |c_ULTIMATE.start_main_~#b~0.offset| .cse2) (+ .cse3 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse1) |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| .cse2)))))))) (+ (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| (* v_ULTIMATE.start_main_~i~0_242 4))) c_ULTIMATE.start_main_~k~0 v_ULTIMATE.start_main_~i~0_242 (select .cse0 |c_ULTIMATE.start_main_~#b~0.offset|) 3 (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| 8)) (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| 4))))) (<= c_ULTIMATE.start_main_~N~0 v_ULTIMATE.start_main_~i~0_248) (<= c_ULTIMATE.start_main_~N~0 v_ULTIMATE.start_main_~i~0_242) (< (+ v_ULTIMATE.start_main_~i~0_242 1) c_ULTIMATE.start_main_~N~0) (< (+ v_ULTIMATE.start_main_~i~0_248 1) c_ULTIMATE.start_main_~N~0))) is different from false [2021-11-03 03:51:22,250 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~i~0_242 Int) (v_ULTIMATE.start_main_~i~0_248 Int)) (or (<= c_ULTIMATE.start_main_~N~0 v_ULTIMATE.start_main_~i~0_248) (<= c_ULTIMATE.start_main_~N~0 v_ULTIMATE.start_main_~i~0_242) (< (+ v_ULTIMATE.start_main_~i~0_242 1) c_ULTIMATE.start_main_~N~0) (<= 0 (let ((.cse0 (let ((.cse3 (* c_ULTIMATE.start_main_~j~0 (- 1)))) (let ((.cse1 (let ((.cse5 (* c_ULTIMATE.start_main_~i~0 4))) (let ((.cse4 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base|) (+ |c_ULTIMATE.start_main_~#b~0.offset| .cse5) (+ .cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| .cse5)))))) (store .cse4 (+ |c_ULTIMATE.start_main_~#b~0.offset| 4 .cse5) (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse4) |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| 4 .cse5)) .cse3))))) (.cse2 (* v_ULTIMATE.start_main_~i~0_248 4))) (store .cse1 (+ |c_ULTIMATE.start_main_~#b~0.offset| .cse2) (+ .cse3 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse1) |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| .cse2)))))))) (+ c_ULTIMATE.start_main_~k~0 v_ULTIMATE.start_main_~i~0_242 3 (select .cse0 |c_ULTIMATE.start_main_~#b~0.offset|) (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| (* v_ULTIMATE.start_main_~i~0_242 4))) (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| 4)) (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| 8))))) (< (+ v_ULTIMATE.start_main_~i~0_248 1) c_ULTIMATE.start_main_~N~0))) is different from false [2021-11-03 03:51:24,481 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~i~0_242 Int) (v_ULTIMATE.start_main_~i~0_248 Int)) (or (<= c_ULTIMATE.start_main_~N~0 v_ULTIMATE.start_main_~i~0_248) (<= 0 (let ((.cse0 (let ((.cse3 (* c_ULTIMATE.start_main_~j~0 (- 1)))) (let ((.cse1 (let ((.cse5 (* c_ULTIMATE.start_main_~i~0 4))) (let ((.cse4 (let ((.cse6 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base|) (+ |c_ULTIMATE.start_main_~#b~0.offset| .cse5) (+ .cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| .cse5)))))) (store .cse6 (+ |c_ULTIMATE.start_main_~#b~0.offset| 4 .cse5) (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse6) |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| 4 .cse5)) .cse3))))) (store .cse4 (+ |c_ULTIMATE.start_main_~#b~0.offset| 8 .cse5) (+ .cse3 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse4) |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| 8 .cse5))))))) (.cse2 (* v_ULTIMATE.start_main_~i~0_248 4))) (store .cse1 (+ |c_ULTIMATE.start_main_~#b~0.offset| .cse2) (+ .cse3 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#b~0.base| .cse1) |c_ULTIMATE.start_main_~#a~0.base|) (+ |c_ULTIMATE.start_main_~#a~0.offset| .cse2)))))))) (+ c_ULTIMATE.start_main_~k~0 v_ULTIMATE.start_main_~i~0_242 (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| 4)) 3 (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| 8)) (select .cse0 (+ |c_ULTIMATE.start_main_~#b~0.offset| (* v_ULTIMATE.start_main_~i~0_242 4))) (select .cse0 |c_ULTIMATE.start_main_~#b~0.offset|)))) (<= c_ULTIMATE.start_main_~N~0 v_ULTIMATE.start_main_~i~0_242) (< (+ v_ULTIMATE.start_main_~i~0_242 1) c_ULTIMATE.start_main_~N~0) (< (+ v_ULTIMATE.start_main_~i~0_248 1) c_ULTIMATE.start_main_~N~0))) is different from false [2021-11-03 03:52:47,847 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:47,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1436191 treesize of output 1206773 [2021-11-03 03:52:48,909 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-11-03 03:52:48,909 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [696245022] [2021-11-03 03:52:48,911 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 03:52:48,912 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 03:52:48,912 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 03:52:48,912 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 03:52:48,912 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 03:52:48,918 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-03 03:52:48,919 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:48,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:48,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:52:48,920 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:48,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:48,921 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 03:52:48,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 03:52:48,938 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_33|], 55=[|v_#valid_48|]} [2021-11-03 03:52:48,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:48,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:48,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:48,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:48,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:48,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:48,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:48,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:48,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:48,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:48,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:48,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:48,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:48,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:48,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-03 03:52:49,031 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,031 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:52:49,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:52:49,032 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:52:49,038 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:52:49,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:52:49,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:52:49,040 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:52:49,045 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:52:49,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:52:49,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:52:49,048 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:52:49,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,052 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:49,107 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-03 03:52:49,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-03 03:52:49,108 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:52:49,111 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,111 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:52:49,111 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:52:49,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,118 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,121 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-03 03:52:49,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 03:52:49,124 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:52:49,124 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-03 03:52:49,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,135 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 03:52:49,138 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,138 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,139 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,141 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:52:49,144 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:52:49,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:52:49,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:52:49,148 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 03:52:49,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:52:49,154 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:52:49,161 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-03 03:52:49,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,213 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-03 03:52:49,217 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:52:49,220 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,221 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,222 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,223 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:52:49,226 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:52:49,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:52:49,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:52:49,230 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:52:49,237 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-03 03:52:49,243 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:52:49,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:52:49,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,248 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,249 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:52:49,250 INFO L185 QuantifierPusher]: treesize reduction 5, result has 94.4 percent of original size 84 [2021-11-03 03:52:49,269 INFO L354 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2021-11-03 03:52:49,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 23 [2021-11-03 03:52:49,270 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 03:52:49,270 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 03:52:49,271 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:52:49,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,273 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,274 INFO L180 QuantifierPusher]: treesize reduction 5, result has 94.2 percent of original size [2021-11-03 03:52:49,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 03:52:49,275 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:52:49,275 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:88, output treesize:81 [2021-11-03 03:52:49,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,290 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-03 03:52:49,291 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:49,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:52:49,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 03:52:49,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:52:49,311 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:52:49,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:52:49,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:52:49,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:52:49,313 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:52:49,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,315 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 03:52:49,317 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:52:49,318 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-03 03:52:49,322 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:52:49,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:52:49,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,326 INFO L185 QuantifierPusher]: treesize reduction 9, result has 88.3 percent of original size 68 [2021-11-03 03:52:49,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:49,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-03 03:52:49,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:49,382 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-03 03:52:49,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-03 03:52:49,391 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 03:52:50,602 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 03:52:50,602 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-03 03:52:50,602 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-11-03 03:52:50,602 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318446163] [2021-11-03 03:52:50,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-03 03:52:50,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:52:50,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-03 03:52:50,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=2108, Unknown=46, NotChecked=288, Total=2652 [2021-11-03 03:52:50,604 INFO L87 Difference]: Start difference. First operand 24 states and 29 transitions. Second operand has 18 states, 18 states have (on average 1.0) internal successors, (18), 17 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:52:57,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:52:57,816 INFO L93 Difference]: Finished difference Result 32 states and 37 transitions. [2021-11-03 03:52:57,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-03 03:52:57,816 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.0) internal successors, (18), 17 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-03 03:52:57,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:52:57,817 INFO L225 Difference]: With dead ends: 32 [2021-11-03 03:52:57,817 INFO L226 Difference]: Without dead ends: 29 [2021-11-03 03:52:57,818 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 478 ImplicationChecksByTransitivity, 99.5s TimeCoverageRelationStatistics Valid=249, Invalid=2683, Unknown=50, NotChecked=324, Total=3306 [2021-11-03 03:52:57,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-11-03 03:52:57,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 25. [2021-11-03 03:52:57,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 24 states have (on average 1.25) internal successors, (30), 24 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:52:57,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 30 transitions. [2021-11-03 03:52:57,827 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 30 transitions. Word has length 18 [2021-11-03 03:52:57,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:52:57,827 INFO L470 AbstractCegarLoop]: Abstraction has 25 states and 30 transitions. [2021-11-03 03:52:57,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 1.0) internal successors, (18), 17 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:52:57,827 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2021-11-03 03:52:57,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-03 03:52:57,828 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:52:57,828 INFO L513 BasicCegarLoop]: trace histogram [6, 4, 2, 1, 1, 1, 1, 1, 1] [2021-11-03 03:52:57,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-03 03:52:58,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:52:58,032 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:52:58,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:52:58,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1454493087, now seen corresponding path program 9 times [2021-11-03 03:52:58,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:52:58,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63842422] [2021-11-03 03:52:58,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:52:58,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:52:58,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:52:58,156 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-03 03:52:58,156 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:52:58,156 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63842422] [2021-11-03 03:52:58,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63842422] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:52:58,156 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1480935161] [2021-11-03 03:52:58,156 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 03:52:58,157 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:52:58,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:52:58,159 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:52:58,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-03 03:52:58,489 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 03:52:58,489 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 03:52:58,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-03 03:52:58,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:52:58,637 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-03 03:52:58,637 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:52:58,736 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-03 03:52:58,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1480935161] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 03:52:58,736 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1917218649] [2021-11-03 03:52:58,738 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 03:52:58,738 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 03:52:58,738 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 03:52:58,739 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 03:52:58,739 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 03:52:58,751 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-03 03:52:58,752 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:58,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 03:52:58,753 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:58,753 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:52:58,754 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 03:52:58,758 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_34|], 55=[|v_#valid_49|]} [2021-11-03 03:52:58,766 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:52:58,766 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:52:58,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:52:58,767 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:52:58,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-03 03:52:58,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:52:58,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:52:58,840 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:52:58,846 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:52:58,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:52:58,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:52:58,847 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:52:58,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:58,851 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:52:58,906 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-03 03:52:58,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-03 03:52:58,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,910 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:52:58,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,911 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:52:58,911 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:52:58,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:58,915 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,917 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-03 03:52:58,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 03:52:58,919 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:52:58,919 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-03 03:52:58,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,934 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:58,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:52:58,937 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:58,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,939 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:58,940 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,941 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:58,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,942 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:52:58,943 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:58,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:52:58,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:52:58,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:52:58,948 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:58,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:52:58,950 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:58,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 03:52:58,953 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:58,954 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:58,955 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 03:52:58,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 290 [2021-11-03 03:52:58,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:58,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:58,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,025 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-03 03:52:59,029 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:59,030 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,031 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:52:59,032 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:59,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,034 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:59,034 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,035 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:59,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:52:59,038 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:59,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:52:59,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:52:59,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:52:59,042 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:59,043 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:52:59,048 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-03 03:52:59,056 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:52:59,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:52:59,060 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,061 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:59,062 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:52:59,063 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-03 03:52:59,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:52:59,085 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:52:59,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:52:59,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:52:59,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:52:59,088 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:52:59,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,090 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-03 03:52:59,093 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:52:59,093 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-03 03:52:59,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,114 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-03 03:52:59,115 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:52:59,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:52:59,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 03:52:59,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:52:59,135 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:52:59,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:52:59,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:52:59,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:52:59,137 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:52:59,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,139 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 03:52:59,144 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:52:59,145 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-03 03:52:59,148 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:52:59,150 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:52:59,151 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,152 INFO L185 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size 68 [2021-11-03 03:52:59,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:52:59,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-03 03:52:59,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:52:59,192 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-03 03:52:59,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-03 03:52:59,198 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 03:52:59,754 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 03:52:59,754 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 03:52:59,754 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 12] total 22 [2021-11-03 03:52:59,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915623685] [2021-11-03 03:52:59,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-03 03:52:59,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:52:59,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-03 03:52:59,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=504, Unknown=0, NotChecked=0, Total=650 [2021-11-03 03:52:59,756 INFO L87 Difference]: Start difference. First operand 25 states and 30 transitions. Second operand has 22 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:53:00,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:53:00,098 INFO L93 Difference]: Finished difference Result 57 states and 68 transitions. [2021-11-03 03:53:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-03 03:53:00,098 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-03 03:53:00,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:53:00,099 INFO L225 Difference]: With dead ends: 57 [2021-11-03 03:53:00,099 INFO L226 Difference]: Without dead ends: 48 [2021-11-03 03:53:00,100 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 377 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=346, Invalid=1136, Unknown=0, NotChecked=0, Total=1482 [2021-11-03 03:53:00,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-11-03 03:53:00,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 31. [2021-11-03 03:53:00,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.2333333333333334) internal successors, (37), 30 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:53:00,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 37 transitions. [2021-11-03 03:53:00,113 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 37 transitions. Word has length 18 [2021-11-03 03:53:00,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:53:00,113 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 37 transitions. [2021-11-03 03:53:00,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:53:00,114 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2021-11-03 03:53:00,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-03 03:53:00,114 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:53:00,114 INFO L513 BasicCegarLoop]: trace histogram [5, 4, 4, 1, 1, 1, 1, 1, 1] [2021-11-03 03:53:00,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-03 03:53:00,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:53:00,315 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:53:00,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:53:00,316 INFO L85 PathProgramCache]: Analyzing trace with hash -531694036, now seen corresponding path program 10 times [2021-11-03 03:53:00,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:53:00,316 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363136937] [2021-11-03 03:53:00,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:53:00,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:53:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:53:00,435 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-03 03:53:00,435 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:53:00,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363136937] [2021-11-03 03:53:00,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363136937] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:53:00,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [975216630] [2021-11-03 03:53:00,435 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 03:53:00,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:53:00,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:53:00,436 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:53:00,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-03 03:53:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:53:00,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-03 03:53:00,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:53:00,856 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-03 03:53:00,856 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:53:00,933 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-03 03:53:00,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [975216630] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 03:53:00,933 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1131488302] [2021-11-03 03:53:00,935 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 03:53:00,935 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 03:53:00,935 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 03:53:00,935 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 03:53:00,936 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 03:53:00,942 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-03 03:53:00,942 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:00,942 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:00,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:53:00,943 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:00,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:00,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 03:53:00,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 03:53:00,949 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_35|], 55=[|v_#valid_50|]} [2021-11-03 03:53:00,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:53:00,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:00,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:53:00,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:00,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:53:00,956 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:53:00,962 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:53:00,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:00,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:53:00,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:00,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:53:00,963 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:53:00,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:00,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-03 03:53:00,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:00,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:53:00,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:00,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:53:00,997 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:53:00,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,001 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:01,061 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-03 03:53:01,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-03 03:53:01,062 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,065 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:53:01,065 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,065 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:53:01,066 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:53:01,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,070 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,073 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-03 03:53:01,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 03:53:01,075 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:53:01,075 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-03 03:53:01,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,081 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 03:53:01,083 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,084 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,085 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:53:01,087 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:53:01,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:53:01,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:53:01,090 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 03:53:01,099 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:53:01,101 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:53:01,107 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-03 03:53:01,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,154 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-03 03:53:01,159 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:53:01,162 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,163 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,164 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,165 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,165 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:53:01,168 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:53:01,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:53:01,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:53:01,172 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:53:01,177 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-03 03:53:01,183 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:53:01,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:53:01,187 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,188 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:53:01,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-03 03:53:01,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:53:01,213 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:53:01,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:53:01,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:53:01,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:53:01,216 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:53:01,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,219 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-03 03:53:01,222 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:53:01,222 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-03 03:53:01,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,242 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-03 03:53:01,243 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:01,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:53:01,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 03:53:01,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:53:01,270 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:53:01,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:53:01,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:53:01,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:53:01,272 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:53:01,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,275 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,277 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 03:53:01,278 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:53:01,278 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-03 03:53:01,284 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:53:01,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:53:01,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,289 INFO L185 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size 68 [2021-11-03 03:53:01,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:01,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-03 03:53:01,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:01,349 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-03 03:53:01,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-03 03:53:01,359 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 03:53:01,944 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 03:53:01,945 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 03:53:01,945 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 19 [2021-11-03 03:53:01,945 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448316899] [2021-11-03 03:53:01,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-03 03:53:01,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:53:01,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-03 03:53:01,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=429, Unknown=0, NotChecked=0, Total=552 [2021-11-03 03:53:01,946 INFO L87 Difference]: Start difference. First operand 31 states and 37 transitions. Second operand has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:53:02,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:53:02,114 INFO L93 Difference]: Finished difference Result 61 states and 70 transitions. [2021-11-03 03:53:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-03 03:53:02,114 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-03 03:53:02,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:53:02,115 INFO L225 Difference]: With dead ends: 61 [2021-11-03 03:53:02,115 INFO L226 Difference]: Without dead ends: 39 [2021-11-03 03:53:02,116 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=183, Invalid=629, Unknown=0, NotChecked=0, Total=812 [2021-11-03 03:53:02,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-11-03 03:53:02,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 31. [2021-11-03 03:53:02,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:53:02,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions. [2021-11-03 03:53:02,124 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 35 transitions. Word has length 19 [2021-11-03 03:53:02,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:53:02,125 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 35 transitions. [2021-11-03 03:53:02,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:53:02,125 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2021-11-03 03:53:02,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-03 03:53:02,126 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:53:02,126 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1, 1] [2021-11-03 03:53:02,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-03 03:53:02,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable281 [2021-11-03 03:53:02,328 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:53:02,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:53:02,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1054434577, now seen corresponding path program 11 times [2021-11-03 03:53:02,328 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:53:02,328 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409855433] [2021-11-03 03:53:02,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:53:02,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:53:02,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:53:02,465 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-03 03:53:02,465 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:53:02,465 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409855433] [2021-11-03 03:53:02,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409855433] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:53:02,465 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1396910377] [2021-11-03 03:53:02,465 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 03:53:02,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:53:02,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:53:02,467 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:53:02,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-03 03:53:02,797 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-03 03:53:02,798 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 03:53:02,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-03 03:53:02,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:53:02,942 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-03 03:53:02,942 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:53:03,017 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-03 03:53:03,018 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1396910377] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 03:53:03,018 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [599757498] [2021-11-03 03:53:03,019 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 03:53:03,019 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 03:53:03,019 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 03:53:03,020 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 03:53:03,020 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 03:53:03,031 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-03 03:53:03,032 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 03:53:03,033 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,033 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:53:03,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 03:53:03,044 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_36|], 55=[|v_#valid_51|]} [2021-11-03 03:53:03,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-03 03:53:03,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:53:03,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:53:03,107 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:53:03,113 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:53:03,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:53:03,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:53:03,114 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:53:03,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:53:03,120 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,120 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:53:03,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:53:03,121 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:53:03,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,125 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:03,182 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-03 03:53:03,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-03 03:53:03,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:53:03,186 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:53:03,187 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:53:03,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,191 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,193 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-03 03:53:03,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 03:53:03,195 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:53:03,195 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-03 03:53:03,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,202 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:53:03,204 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,205 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,206 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,206 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:53:03,208 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,209 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:53:03,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:53:03,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:53:03,211 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:53:03,213 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 03:53:03,215 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,216 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 03:53:03,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 290 [2021-11-03 03:53:03,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,261 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-03 03:53:03,266 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:53:03,269 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,270 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,271 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,272 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,273 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:53:03,275 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,277 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:53:03,277 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:53:03,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:53:03,279 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,282 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:53:03,285 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-03 03:53:03,291 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:53:03,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:53:03,295 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,296 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,296 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:53:03,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-03 03:53:03,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:53:03,321 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:53:03,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:53:03,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:53:03,323 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:53:03,324 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:53:03,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,327 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-03 03:53:03,330 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:53:03,330 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:100 [2021-11-03 03:53:03,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,350 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-03 03:53:03,351 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:53:03,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:53:03,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 03:53:03,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:53:03,375 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:53:03,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:53:03,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:53:03,377 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:53:03,378 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:53:03,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,380 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 03:53:03,383 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:53:03,383 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-03 03:53:03,389 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:53:03,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:53:03,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,394 INFO L185 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size 68 [2021-11-03 03:53:03,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:53:03,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-03 03:53:03,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:53:03,455 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-03 03:53:03,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-03 03:53:03,464 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 03:53:04,019 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 03:53:04,019 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 03:53:04,019 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 19 [2021-11-03 03:53:04,019 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839391065] [2021-11-03 03:53:04,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-03 03:53:04,019 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:53:04,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-03 03:53:04,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=435, Unknown=0, NotChecked=0, Total=552 [2021-11-03 03:53:04,020 INFO L87 Difference]: Start difference. First operand 31 states and 35 transitions. Second operand has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:53:04,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:53:04,199 INFO L93 Difference]: Finished difference Result 39 states and 43 transitions. [2021-11-03 03:53:04,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-03 03:53:04,200 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-03 03:53:04,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:53:04,201 INFO L225 Difference]: With dead ends: 39 [2021-11-03 03:53:04,201 INFO L226 Difference]: Without dead ends: 36 [2021-11-03 03:53:04,201 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 46 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=172, Invalid=640, Unknown=0, NotChecked=0, Total=812 [2021-11-03 03:53:04,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-11-03 03:53:04,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 31. [2021-11-03 03:53:04,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:53:04,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions. [2021-11-03 03:53:04,213 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 35 transitions. Word has length 20 [2021-11-03 03:53:04,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:53:04,214 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 35 transitions. [2021-11-03 03:53:04,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:53:04,214 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2021-11-03 03:53:04,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-03 03:53:04,215 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:53:04,215 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1] [2021-11-03 03:53:04,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2021-11-03 03:53:04,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable312 [2021-11-03 03:53:04,416 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:53:04,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:53:04,416 INFO L85 PathProgramCache]: Analyzing trace with hash 1671642812, now seen corresponding path program 12 times [2021-11-03 03:53:04,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:53:04,416 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474192652] [2021-11-03 03:53:04,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:53:04,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:53:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:53:05,902 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 1 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:53:05,902 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:53:05,902 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474192652] [2021-11-03 03:53:05,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474192652] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:53:05,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [467413280] [2021-11-03 03:53:05,903 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 03:53:05,903 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:53:05,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:53:05,904 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:53:05,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-03 03:53:06,241 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 03:53:06,241 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 03:53:06,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-03 03:53:06,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:53:06,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 378 treesize of output 370 [2021-11-03 03:53:07,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:53:07,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 80 [2021-11-03 03:53:07,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 84 [2021-11-03 03:53:07,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 98 [2021-11-03 03:53:07,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:53:07,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 17 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 118 [2021-11-03 03:53:07,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:53:07,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,727 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:53:07,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:53:07,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:53:07,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:53:07,744 INFO L354 Elim1Store]: treesize reduction 54, result has 11.5 percent of original size [2021-11-03 03:53:07,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 37 case distinctions, treesize of input 169 treesize of output 126 [2021-11-03 03:53:08,768 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-11-03 03:53:08,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 191 treesize of output 63 [2021-11-03 03:53:08,834 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:53:08,835 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:53:36,233 WARN L207 SmtUtils]: Spent 6.09 s on a formula simplification that was a NOOP. DAG size: 178 [2021-11-03 03:54:19,579 WARN L207 SmtUtils]: Spent 20.87 s on a formula simplification that was a NOOP. DAG size: 229 [2021-11-03 03:54:21,947 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:54:21,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 506824017 treesize of output 417072363 [2021-11-03 03:56:25,652 WARN L207 SmtUtils]: Spent 2.06 m on a formula simplification that was a NOOP. DAG size: 8745 [2021-11-03 03:56:27,467 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-11-03 03:56:27,468 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [855729818] [2021-11-03 03:56:27,469 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 03:56:27,470 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 03:56:27,470 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 03:56:27,470 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 03:56:27,470 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 03:56:27,476 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-03 03:56:27,477 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 03:56:27,479 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,479 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,479 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:56:27,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 03:56:27,485 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_37|], 55=[|v_#valid_53|]} [2021-11-03 03:56:27,493 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:56:27,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:56:27,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:56:27,495 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:56:27,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-03 03:56:27,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:56:27,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:56:27,589 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:56:27,594 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:56:27,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:56:27,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:56:27,595 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:56:27,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,600 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:27,668 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-03 03:56:27,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-03 03:56:27,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:56:27,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:56:27,674 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:56:27,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,683 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,686 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-03 03:56:27,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 03:56:27,700 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:56:27,700 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-03 03:56:27,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,710 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 03:56:27,713 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,714 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 03:56:27,716 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:56:27,719 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,720 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,722 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:56:27,724 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,725 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:56:27,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:56:27,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:56:27,729 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:56:27,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 290 [2021-11-03 03:56:27,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,788 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-03 03:56:27,790 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:56:27,792 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,793 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,794 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:56:27,796 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,796 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:56:27,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:56:27,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:56:27,799 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,799 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:56:27,805 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-03 03:56:27,809 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:56:27,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:56:27,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,812 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,813 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:56:27,814 INFO L185 QuantifierPusher]: treesize reduction 5, result has 94.4 percent of original size 84 [2021-11-03 03:56:27,834 INFO L354 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2021-11-03 03:56:27,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 23 [2021-11-03 03:56:27,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 03:56:27,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 03:56:27,836 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:56:27,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,840 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,841 INFO L180 QuantifierPusher]: treesize reduction 5, result has 94.2 percent of original size [2021-11-03 03:56:27,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 03:56:27,843 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:56:27,843 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:88, output treesize:81 [2021-11-03 03:56:27,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,865 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-03 03:56:27,866 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:27,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:56:27,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 03:56:27,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:56:27,898 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:56:27,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:56:27,899 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:56:27,901 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:56:27,902 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:56:27,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,905 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,906 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,907 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 03:56:27,908 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:56:27,908 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-03 03:56:27,915 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:56:27,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:56:27,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,921 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 03:56:27,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:27,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 228 [2021-11-03 03:56:27,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:27,989 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-03 03:56:27,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-03 03:56:28,000 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 03:56:32,438 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 03:56:32,438 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-03 03:56:32,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2021-11-03 03:56:32,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567470516] [2021-11-03 03:56:32,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-03 03:56:32,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:56:32,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-03 03:56:32,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=280, Invalid=3260, Unknown=0, NotChecked=0, Total=3540 [2021-11-03 03:56:32,441 INFO L87 Difference]: Start difference. First operand 31 states and 35 transitions. Second operand has 21 states, 21 states have (on average 1.0) internal successors, (21), 20 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:56:38,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:56:38,593 INFO L93 Difference]: Finished difference Result 40 states and 44 transitions. [2021-11-03 03:56:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-03 03:56:38,594 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 1.0) internal successors, (21), 20 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-11-03 03:56:38,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:56:38,594 INFO L225 Difference]: With dead ends: 40 [2021-11-03 03:56:38,594 INFO L226 Difference]: Without dead ends: 37 [2021-11-03 03:56:38,596 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 15 SyntacticMatches, 7 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1478 ImplicationChecksByTransitivity, 74.8s TimeCoverageRelationStatistics Valid=392, Invalid=4720, Unknown=0, NotChecked=0, Total=5112 [2021-11-03 03:56:38,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-11-03 03:56:38,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 25. [2021-11-03 03:56:38,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:56:38,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 28 transitions. [2021-11-03 03:56:38,607 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 28 transitions. Word has length 21 [2021-11-03 03:56:38,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:56:38,607 INFO L470 AbstractCegarLoop]: Abstraction has 25 states and 28 transitions. [2021-11-03 03:56:38,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 1.0) internal successors, (21), 20 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:56:38,607 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2021-11-03 03:56:38,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-03 03:56:38,608 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:56:38,608 INFO L513 BasicCegarLoop]: trace histogram [6, 5, 5, 1, 1, 1, 1, 1, 1] [2021-11-03 03:56:38,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2021-11-03 03:56:38,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable343 [2021-11-03 03:56:38,811 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:56:38,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:56:38,812 INFO L85 PathProgramCache]: Analyzing trace with hash 280695951, now seen corresponding path program 13 times [2021-11-03 03:56:38,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:56:38,812 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24153032] [2021-11-03 03:56:38,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:56:38,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:56:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:56:39,048 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-03 03:56:39,048 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 03:56:39,048 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24153032] [2021-11-03 03:56:39,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24153032] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 03:56:39,048 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [276451674] [2021-11-03 03:56:39,048 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 03:56:39,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:56:39,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:56:39,052 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 03:56:39,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-03 03:56:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:56:39,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-03 03:56:39,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:56:39,812 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-03 03:56:39,812 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:56:39,903 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-03 03:56:39,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [276451674] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 03:56:39,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [44939968] [2021-11-03 03:56:39,906 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 03:56:39,906 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 03:56:39,906 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 03:56:39,906 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 03:56:39,907 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 03:56:39,911 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-03 03:56:39,912 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:39,914 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:39,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 03:56:39,914 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:39,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:39,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 03:56:39,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 03:56:39,922 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_38|], 55=[|v_#valid_54|]} [2021-11-03 03:56:39,931 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:56:39,931 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:39,932 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:56:39,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:39,932 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:56:39,933 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 03:56:39,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:39,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:39,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:39,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:39,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:39,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:39,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:39,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:39,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:39,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:39,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:39,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:39,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:39,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:39,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 23 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-03 03:56:40,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:56:40,019 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 03:56:40,020 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 03:56:40,026 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 03:56:40,026 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:56:40,027 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 03:56:40,028 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 03:56:40,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,033 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:56:40,101 INFO L354 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2021-11-03 03:56:40,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 54 [2021-11-03 03:56:40,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:56:40,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 03:56:40,107 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 03:56:40,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,114 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,115 INFO L180 QuantifierPusher]: treesize reduction 8, result has 95.7 percent of original size [2021-11-03 03:56:40,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 03:56:40,117 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:56:40,117 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:688, output treesize:177 [2021-11-03 03:56:40,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,123 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:56:40,126 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 03:56:40,128 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 03:56:40,145 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,147 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,148 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,149 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,150 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:56:40,152 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 03:56:40,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:56:40,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 03:56:40,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 03:56:40,164 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.0 percent of original size 246 [2021-11-03 03:56:40,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,216 INFO L180 QuantifierPusher]: treesize reduction 48, result has 81.5 percent of original size [2021-11-03 03:56:40,219 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 03:56:40,223 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,225 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,227 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,228 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 03:56:40,230 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 03:56:40,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:56:40,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 03:56:40,235 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 03:56:40,243 INFO L185 QuantifierPusher]: treesize reduction 14, result has 91.3 percent of original size 147 [2021-11-03 03:56:40,249 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:56:40,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:56:40,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,254 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 03:56:40,257 INFO L185 QuantifierPusher]: treesize reduction 5, result has 94.4 percent of original size 84 [2021-11-03 03:56:40,290 INFO L354 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2021-11-03 03:56:40,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 23 [2021-11-03 03:56:40,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 03:56:40,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 03:56:40,293 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:56:40,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,296 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,298 INFO L180 QuantifierPusher]: treesize reduction 5, result has 94.2 percent of original size [2021-11-03 03:56:40,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 03:56:40,299 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:56:40,300 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:88, output treesize:81 [2021-11-03 03:56:40,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,324 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-11-03 03:56:40,325 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 03:56:40,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 03:56:40,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 03:56:40,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 03:56:40,361 INFO L354 Elim1Store]: treesize reduction 22, result has 42.1 percent of original size [2021-11-03 03:56:40,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2021-11-03 03:56:40,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:56:40,363 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 03:56:40,364 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-03 03:56:40,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,367 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,368 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,370 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-03 03:56:40,370 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 03:56:40,371 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:98 [2021-11-03 03:56:40,378 INFO L180 QuantifierPusher]: treesize reduction 49, result has 59.8 percent of original size [2021-11-03 03:56:40,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 03:56:40,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 03:56:40,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,411 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:56:40,415 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 228 [2021-11-03 03:56:40,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:56:40,451 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-11-03 03:56:40,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-03 03:56:40,461 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 03:56:41,316 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 03:56:41,316 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 03:56:41,316 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 22 [2021-11-03 03:56:41,316 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36305675] [2021-11-03 03:56:41,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-03 03:56:41,317 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 03:56:41,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-03 03:56:41,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2021-11-03 03:56:41,318 INFO L87 Difference]: Start difference. First operand 25 states and 28 transitions. Second operand has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 22 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:56:41,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:56:41,612 INFO L93 Difference]: Finished difference Result 48 states and 53 transitions. [2021-11-03 03:56:41,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-03 03:56:41,613 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 22 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-03 03:56:41,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:56:41,614 INFO L225 Difference]: With dead ends: 48 [2021-11-03 03:56:41,614 INFO L226 Difference]: Without dead ends: 25 [2021-11-03 03:56:41,615 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=225, Invalid=767, Unknown=0, NotChecked=0, Total=992 [2021-11-03 03:56:41,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-11-03 03:56:41,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2021-11-03 03:56:41,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 24 states have (on average 1.125) internal successors, (27), 24 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:56:41,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 27 transitions. [2021-11-03 03:56:41,630 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 27 transitions. Word has length 22 [2021-11-03 03:56:41,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:56:41,630 INFO L470 AbstractCegarLoop]: Abstraction has 25 states and 27 transitions. [2021-11-03 03:56:41,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 22 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:56:41,630 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2021-11-03 03:56:41,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-03 03:56:41,631 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:56:41,631 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1] [2021-11-03 03:56:41,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-03 03:56:41,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable374,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8ee35c-ce87-4c06-b8c3-9f8a9b46b67e/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 03:56:41,855 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 03:56:41,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:56:41,855 INFO L85 PathProgramCache]: Analyzing trace with hash -507471713, now seen corresponding path program 14 times [2021-11-03 03:56:41,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 03:56:41,856 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406287124] [2021-11-03 03:56:41,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:56:41,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 03:56:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat