./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P --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 64bit --witnessprinter.graph.data.programhash 5b917a1c951859368fb2463a158063964361d86aeab261c924186dc34055576d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 00:39:14,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 00:39:14,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 00:39:14,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 00:39:14,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 00:39:14,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 00:39:14,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 00:39:14,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 00:39:14,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 00:39:14,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 00:39:14,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 00:39:14,960 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 00:39:14,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 00:39:14,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 00:39:14,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 00:39:14,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 00:39:14,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 00:39:14,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 00:39:14,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 00:39:14,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 00:39:14,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 00:39:14,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 00:39:14,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 00:39:14,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 00:39:15,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 00:39:15,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 00:39:15,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 00:39:15,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 00:39:15,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 00:39:15,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 00:39:15,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 00:39:15,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 00:39:15,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 00:39:15,015 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 00:39:15,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 00:39:15,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 00:39:15,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 00:39:15,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 00:39:15,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 00:39:15,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 00:39:15,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 00:39:15,025 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 00:39:15,082 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 00:39:15,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 00:39:15,083 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 00:39:15,083 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 00:39:15,084 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 00:39:15,084 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 00:39:15,084 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 00:39:15,085 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 00:39:15,085 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 00:39:15,085 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 00:39:15,086 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 00:39:15,086 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 00:39:15,087 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 00:39:15,087 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 00:39:15,087 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 00:39:15,087 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 00:39:15,087 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 00:39:15,088 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 00:39:15,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 00:39:15,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 00:39:15,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 00:39:15,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 00:39:15,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 00:39:15,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 00:39:15,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 00:39:15,090 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 00:39:15,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 00:39:15,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 00:39:15,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 00:39:15,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:39:15,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 00:39:15,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 00:39:15,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 00:39:15,094 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 00:39:15,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 00:39:15,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 00:39:15,095 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 00:39:15,095 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 00:39:15,095 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_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b917a1c951859368fb2463a158063964361d86aeab261c924186dc34055576d [2021-11-21 00:39:15,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 00:39:15,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 00:39:15,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 00:39:15,369 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 00:39:15,370 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 00:39:15,371 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i [2021-11-21 00:39:15,442 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/data/477b5c2ac/b06ce52c49ee4809a10fa533b47ebf42/FLAG8265b709b [2021-11-21 00:39:16,327 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 00:39:16,328 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i [2021-11-21 00:39:16,369 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/data/477b5c2ac/b06ce52c49ee4809a10fa533b47ebf42/FLAG8265b709b [2021-11-21 00:39:16,837 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/data/477b5c2ac/b06ce52c49ee4809a10fa533b47ebf42 [2021-11-21 00:39:16,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 00:39:16,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 00:39:16,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 00:39:16,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 00:39:16,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 00:39:16,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:39:16" (1/1) ... [2021-11-21 00:39:16,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a3afeeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:39:16, skipping insertion in model container [2021-11-21 00:39:16,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:39:16" (1/1) ... [2021-11-21 00:39:16,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 00:39:16,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 00:39:17,281 WARN L230 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_5ee44b64-c156-469a-8daa-5eaadbe2587f/sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i[4494,4507] [2021-11-21 00:39:17,289 WARN L230 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_5ee44b64-c156-469a-8daa-5eaadbe2587f/sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i[4554,4567] [2021-11-21 00:39:18,163 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,164 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,165 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,166 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,167 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,184 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,185 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,187 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,187 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,190 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,191 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,192 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,192 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,664 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-21 00:39:18,672 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-21 00:39:18,674 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-21 00:39:18,676 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-21 00:39:18,678 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-21 00:39:18,684 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-21 00:39:18,684 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-21 00:39:18,685 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-21 00:39:18,686 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-21 00:39:18,688 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-21 00:39:18,828 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-21 00:39:18,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:39:18,867 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 00:39:18,882 WARN L230 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_5ee44b64-c156-469a-8daa-5eaadbe2587f/sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i[4494,4507] [2021-11-21 00:39:18,882 WARN L230 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_5ee44b64-c156-469a-8daa-5eaadbe2587f/sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i[4554,4567] [2021-11-21 00:39:18,968 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,968 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,969 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,970 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,971 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,979 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,980 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,981 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,982 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,983 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,984 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,984 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:18,985 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 00:39:19,073 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-21 00:39:19,101 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-21 00:39:19,102 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-21 00:39:19,103 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-21 00:39:19,105 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-21 00:39:19,105 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-21 00:39:19,106 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-21 00:39:19,107 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-21 00:39:19,107 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-21 00:39:19,108 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-21 00:39:19,157 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-21 00:39:19,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:39:19,400 INFO L208 MainTranslator]: Completed translation [2021-11-21 00:39:19,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:39:19 WrapperNode [2021-11-21 00:39:19,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 00:39:19,402 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 00:39:19,402 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 00:39:19,403 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 00:39:19,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:39:19" (1/1) ... [2021-11-21 00:39:19,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:39:19" (1/1) ... [2021-11-21 00:39:19,541 INFO L137 Inliner]: procedures = 679, calls = 1036, calls flagged for inlining = 50, calls inlined = 4, statements flattened = 93 [2021-11-21 00:39:19,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 00:39:19,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 00:39:19,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 00:39:19,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 00:39:19,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:39:19" (1/1) ... [2021-11-21 00:39:19,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:39:19" (1/1) ... [2021-11-21 00:39:19,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:39:19" (1/1) ... [2021-11-21 00:39:19,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:39:19" (1/1) ... [2021-11-21 00:39:19,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:39:19" (1/1) ... [2021-11-21 00:39:19,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:39:19" (1/1) ... [2021-11-21 00:39:19,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:39:19" (1/1) ... [2021-11-21 00:39:19,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 00:39:19,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 00:39:19,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 00:39:19,590 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 00:39:19,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:39:19" (1/1) ... [2021-11-21 00:39:19,599 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:39:19,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:39:19,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 00:39:19,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 00:39:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_init [2021-11-21 00:39:19,687 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_init [2021-11-21 00:39:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 00:39:19,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 00:39:19,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 00:39:19,688 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_next_is_valid [2021-11-21 00:39:19,688 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_next_is_valid [2021-11-21 00:39:19,688 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_is_valid [2021-11-21 00:39:19,688 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_is_valid [2021-11-21 00:39:19,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 00:39:19,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 00:39:19,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 00:39:19,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 00:39:19,689 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_empty [2021-11-21 00:39:19,690 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_empty [2021-11-21 00:39:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 00:39:19,690 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 00:39:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 00:39:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 00:39:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 00:39:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 00:39:19,900 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 00:39:19,902 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 00:39:20,236 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 00:39:20,325 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 00:39:20,326 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 00:39:20,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:39:20 BoogieIcfgContainer [2021-11-21 00:39:20,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 00:39:20,330 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 00:39:20,330 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 00:39:20,333 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 00:39:20,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 12:39:16" (1/3) ... [2021-11-21 00:39:20,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@220e38c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:39:20, skipping insertion in model container [2021-11-21 00:39:20,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:39:19" (2/3) ... [2021-11-21 00:39:20,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@220e38c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:39:20, skipping insertion in model container [2021-11-21 00:39:20,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:39:20" (3/3) ... [2021-11-21 00:39:20,336 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_linked_list_init_harness.i [2021-11-21 00:39:20,341 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 00:39:20,341 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 00:39:20,387 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 00:39:20,394 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 [2021-11-21 00:39:20,395 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 00:39:20,412 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 24 states have internal predecessors, (30), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2021-11-21 00:39:20,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 00:39:20,417 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:39:20,418 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:39:20,419 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:39:20,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:39:20,424 INFO L85 PathProgramCache]: Analyzing trace with hash -2020375399, now seen corresponding path program 1 times [2021-11-21 00:39:20,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:39:20,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447528245] [2021-11-21 00:39:20,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:39:20,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:39:20,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:39:21,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:39:21,266 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:39:21,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447528245] [2021-11-21 00:39:21,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447528245] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:39:21,267 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:39:21,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:39:21,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143230152] [2021-11-21 00:39:21,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:39:21,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-21 00:39:21,274 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:39:21,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-21 00:39:21,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-11-21 00:39:21,302 INFO L87 Difference]: Start difference. First operand has 41 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 24 states have internal predecessors, (30), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-21 00:39:21,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:39:21,565 INFO L93 Difference]: Finished difference Result 78 states and 98 transitions. [2021-11-21 00:39:21,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:39:21,568 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 16 [2021-11-21 00:39:21,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:39:21,579 INFO L225 Difference]: With dead ends: 78 [2021-11-21 00:39:21,579 INFO L226 Difference]: Without dead ends: 41 [2021-11-21 00:39:21,584 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:39:21,593 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 8 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:39:21,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 200 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 00:39:21,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2021-11-21 00:39:21,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2021-11-21 00:39:21,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 25 states have internal predecessors, (29), 10 states have call successors, (10), 6 states have call predecessors, (10), 7 states have return successors, (10), 9 states have call predecessors, (10), 9 states have call successors, (10) [2021-11-21 00:39:21,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2021-11-21 00:39:21,656 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 16 [2021-11-21 00:39:21,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:39:21,656 INFO L470 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2021-11-21 00:39:21,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-21 00:39:21,657 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2021-11-21 00:39:21,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 00:39:21,659 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:39:21,659 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:39:21,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 00:39:21,660 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:39:21,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:39:21,663 INFO L85 PathProgramCache]: Analyzing trace with hash 538116661, now seen corresponding path program 1 times [2021-11-21 00:39:21,664 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:39:21,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508427234] [2021-11-21 00:39:21,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:39:21,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:39:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:39:21,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:39:21,869 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:39:21,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508427234] [2021-11-21 00:39:21,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508427234] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:39:21,869 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:39:21,869 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:39:21,870 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2424905] [2021-11-21 00:39:21,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:39:21,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-21 00:39:21,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:39:21,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-21 00:39:21,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-21 00:39:21,874 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand has 8 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 00:39:22,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:39:22,047 INFO L93 Difference]: Finished difference Result 79 states and 94 transitions. [2021-11-21 00:39:22,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:39:22,048 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 18 [2021-11-21 00:39:22,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:39:22,051 INFO L225 Difference]: With dead ends: 79 [2021-11-21 00:39:22,052 INFO L226 Difference]: Without dead ends: 41 [2021-11-21 00:39:22,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:39:22,056 INFO L933 BasicCegarLoop]: 31 mSDtfsCounter, 33 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:39:22,057 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 183 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 00:39:22,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2021-11-21 00:39:22,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2021-11-21 00:39:22,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 25 states have internal predecessors, (28), 10 states have call successors, (10), 6 states have call predecessors, (10), 7 states have return successors, (10), 9 states have call predecessors, (10), 9 states have call successors, (10) [2021-11-21 00:39:22,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 48 transitions. [2021-11-21 00:39:22,084 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 48 transitions. Word has length 18 [2021-11-21 00:39:22,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:39:22,084 INFO L470 AbstractCegarLoop]: Abstraction has 41 states and 48 transitions. [2021-11-21 00:39:22,085 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 00:39:22,085 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2021-11-21 00:39:22,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 00:39:22,086 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:39:22,086 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:39:22,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-21 00:39:22,087 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:39:22,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:39:22,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1170184183, now seen corresponding path program 1 times [2021-11-21 00:39:22,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:39:22,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122380450] [2021-11-21 00:39:22,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:39:22,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:39:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:39:22,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:39:22,283 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:39:22,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122380450] [2021-11-21 00:39:22,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122380450] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:39:22,284 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:39:22,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:39:22,285 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089117473] [2021-11-21 00:39:22,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:39:22,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:39:22,286 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:39:22,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:39:22,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:39:22,289 INFO L87 Difference]: Start difference. First operand 41 states and 48 transitions. Second operand has 9 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 00:39:22,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:39:22,497 INFO L93 Difference]: Finished difference Result 88 states and 106 transitions. [2021-11-21 00:39:22,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 00:39:22,498 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 20 [2021-11-21 00:39:22,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:39:22,500 INFO L225 Difference]: With dead ends: 88 [2021-11-21 00:39:22,500 INFO L226 Difference]: Without dead ends: 49 [2021-11-21 00:39:22,501 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2021-11-21 00:39:22,506 INFO L933 BasicCegarLoop]: 30 mSDtfsCounter, 59 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:39:22,508 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 203 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 00:39:22,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-11-21 00:39:22,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 42. [2021-11-21 00:39:22,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 26 states have internal predecessors, (29), 10 states have call successors, (10), 6 states have call predecessors, (10), 7 states have return successors, (10), 9 states have call predecessors, (10), 9 states have call successors, (10) [2021-11-21 00:39:22,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 49 transitions. [2021-11-21 00:39:22,526 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 49 transitions. Word has length 20 [2021-11-21 00:39:22,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:39:22,527 INFO L470 AbstractCegarLoop]: Abstraction has 42 states and 49 transitions. [2021-11-21 00:39:22,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 00:39:22,527 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2021-11-21 00:39:22,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 00:39:22,528 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:39:22,528 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:39:22,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-21 00:39:22,528 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:39:22,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:39:22,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1925302219, now seen corresponding path program 1 times [2021-11-21 00:39:22,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:39:22,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118409578] [2021-11-21 00:39:22,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:39:22,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:39:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:39:22,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:39:22,741 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:39:22,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118409578] [2021-11-21 00:39:22,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118409578] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:39:22,742 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:39:22,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:39:22,742 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660887212] [2021-11-21 00:39:22,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:39:22,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:39:22,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:39:22,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:39:22,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:39:22,744 INFO L87 Difference]: Start difference. First operand 42 states and 49 transitions. Second operand has 9 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 00:39:23,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:39:23,026 INFO L93 Difference]: Finished difference Result 88 states and 105 transitions. [2021-11-21 00:39:23,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 00:39:23,027 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2021-11-21 00:39:23,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:39:23,028 INFO L225 Difference]: With dead ends: 88 [2021-11-21 00:39:23,030 INFO L226 Difference]: Without dead ends: 48 [2021-11-21 00:39:23,031 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2021-11-21 00:39:23,033 INFO L933 BasicCegarLoop]: 30 mSDtfsCounter, 52 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:39:23,034 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 203 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 00:39:23,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-11-21 00:39:23,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 43. [2021-11-21 00:39:23,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 25 states have (on average 1.2) internal successors, (30), 27 states have internal predecessors, (30), 10 states have call successors, (10), 6 states have call predecessors, (10), 7 states have return successors, (10), 9 states have call predecessors, (10), 9 states have call successors, (10) [2021-11-21 00:39:23,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 50 transitions. [2021-11-21 00:39:23,050 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 50 transitions. Word has length 21 [2021-11-21 00:39:23,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:39:23,051 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 50 transitions. [2021-11-21 00:39:23,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 00:39:23,051 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2021-11-21 00:39:23,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 00:39:23,052 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:39:23,052 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:39:23,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-21 00:39:23,053 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:39:23,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:39:23,053 INFO L85 PathProgramCache]: Analyzing trace with hash -1961749134, now seen corresponding path program 1 times [2021-11-21 00:39:23,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:39:23,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138018502] [2021-11-21 00:39:23,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:39:23,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:39:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:39:23,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:39:23,574 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:39:23,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138018502] [2021-11-21 00:39:23,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138018502] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:39:23,574 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:39:23,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-21 00:39:23,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039809532] [2021-11-21 00:39:23,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:39:23,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:39:23,575 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:39:23,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:39:23,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:39:23,576 INFO L87 Difference]: Start difference. First operand 43 states and 50 transitions. Second operand has 12 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 10 states have internal predecessors, (16), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-21 00:39:23,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:39:23,972 INFO L93 Difference]: Finished difference Result 85 states and 100 transitions. [2021-11-21 00:39:23,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 00:39:23,972 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 10 states have internal predecessors, (16), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 24 [2021-11-21 00:39:23,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:39:23,974 INFO L225 Difference]: With dead ends: 85 [2021-11-21 00:39:23,974 INFO L226 Difference]: Without dead ends: 48 [2021-11-21 00:39:23,975 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2021-11-21 00:39:23,976 INFO L933 BasicCegarLoop]: 27 mSDtfsCounter, 40 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:39:23,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 241 Invalid, 255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-21 00:39:23,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-11-21 00:39:23,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 46. [2021-11-21 00:39:23,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 27 states have (on average 1.2222222222222223) internal successors, (33), 29 states have internal predecessors, (33), 11 states have call successors, (11), 6 states have call predecessors, (11), 7 states have return successors, (11), 10 states have call predecessors, (11), 10 states have call successors, (11) [2021-11-21 00:39:23,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 55 transitions. [2021-11-21 00:39:23,985 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 55 transitions. Word has length 24 [2021-11-21 00:39:23,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:39:23,985 INFO L470 AbstractCegarLoop]: Abstraction has 46 states and 55 transitions. [2021-11-21 00:39:23,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 10 states have internal predecessors, (16), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-21 00:39:23,986 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2021-11-21 00:39:23,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 00:39:23,987 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:39:23,987 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:39:23,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-21 00:39:23,988 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:39:23,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:39:23,988 INFO L85 PathProgramCache]: Analyzing trace with hash -314126348, now seen corresponding path program 1 times [2021-11-21 00:39:23,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:39:23,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768342468] [2021-11-21 00:39:23,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:39:23,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:39:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:39:24,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:39:24,193 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:39:24,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768342468] [2021-11-21 00:39:24,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768342468] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:39:24,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1072896887] [2021-11-21 00:39:24,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:39:24,194 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:39:24,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:39:24,196 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:39:24,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-21 00:39:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:39:24,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 00:39:24,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:39:24,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:24,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:24,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:24,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:24,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:24,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:24,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:24,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2021-11-21 00:39:25,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:39:25,448 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:39:25,824 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 26 treesize of output 24 [2021-11-21 00:39:25,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:39:25,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1072896887] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:39:25,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [793580017] [2021-11-21 00:39:25,929 INFO L159 IcfgInterpreter]: Started Sifa with 26 locations of interest [2021-11-21 00:39:25,941 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 00:39:25,945 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 00:39:25,951 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 00:39:25,951 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 00:39:26,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:26,080 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-21 00:39:26,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-21 00:39:26,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:26,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-21 00:39:26,548 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_init with input of size 111 for LOIs [2021-11-21 00:39:28,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:39:28,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:39:28,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:39:28,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:39:28,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:28,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:39:30,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:30,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:30,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:30,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:30,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:30,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:30,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:30,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:39:31,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:39:31,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:39:31,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:39:31,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:39:31,835 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:39:31,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 241 treesize of output 240 [2021-11-21 00:39:31,925 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:39:31,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 209 treesize of output 202 [2021-11-21 00:39:31,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:31,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,291 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:39:32,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:39:32,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,630 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:39:32,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:39:32,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:39:32,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:32,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:39:32,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:39:33,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:33,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:33,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:33,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:33,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:33,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:33,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:39:33,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:33,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:33,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:33,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:33,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:33,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:33,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:39:33,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:39:33,373 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 128 for LOIs [2021-11-21 00:39:34,383 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_is_valid with input of size 124 for LOIs [2021-11-21 00:39:40,513 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 104 for LOIs [2021-11-21 00:39:40,654 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_node_next_is_valid with input of size 124 for LOIs [2021-11-21 00:39:41,127 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 00:39:58,790 WARN L227 SmtUtils]: Spent 8.38s on a formula simplification. DAG size of input: 161 DAG size of output: 157 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:39:59,017 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-21 00:39:59,017 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-21 00:39:59,017 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12, 11] total 28 [2021-11-21 00:39:59,018 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967847728] [2021-11-21 00:39:59,018 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-21 00:39:59,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-11-21 00:39:59,019 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:39:59,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-11-21 00:39:59,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=216, Invalid=1764, Unknown=0, NotChecked=0, Total=1980 [2021-11-21 00:39:59,021 INFO L87 Difference]: Start difference. First operand 46 states and 55 transitions. Second operand has 28 states, 23 states have (on average 1.9565217391304348) internal successors, (45), 25 states have internal predecessors, (45), 11 states have call successors, (12), 6 states have call predecessors, (12), 5 states have return successors, (8), 6 states have call predecessors, (8), 7 states have call successors, (8) [2021-11-21 00:39:59,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:39:59,640 INFO L93 Difference]: Finished difference Result 110 states and 129 transitions. [2021-11-21 00:39:59,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-21 00:39:59,641 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 23 states have (on average 1.9565217391304348) internal successors, (45), 25 states have internal predecessors, (45), 11 states have call successors, (12), 6 states have call predecessors, (12), 5 states have return successors, (8), 6 states have call predecessors, (8), 7 states have call successors, (8) Word has length 26 [2021-11-21 00:39:59,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:39:59,643 INFO L225 Difference]: With dead ends: 110 [2021-11-21 00:39:59,643 INFO L226 Difference]: Without dead ends: 59 [2021-11-21 00:39:59,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 926 ImplicationChecksByTransitivity, 18.9s TimeCoverageRelationStatistics Valid=347, Invalid=2845, Unknown=0, NotChecked=0, Total=3192 [2021-11-21 00:39:59,646 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 79 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 58 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:39:59,647 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [81 Valid, 446 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 211 Invalid, 0 Unknown, 58 Unchecked, 0.2s Time] [2021-11-21 00:39:59,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-11-21 00:39:59,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 56. [2021-11-21 00:39:59,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 35 states have (on average 1.2) internal successors, (42), 36 states have internal predecessors, (42), 12 states have call successors, (12), 8 states have call predecessors, (12), 8 states have return successors, (12), 11 states have call predecessors, (12), 11 states have call successors, (12) [2021-11-21 00:39:59,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 66 transitions. [2021-11-21 00:39:59,657 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 66 transitions. Word has length 26 [2021-11-21 00:39:59,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:39:59,657 INFO L470 AbstractCegarLoop]: Abstraction has 56 states and 66 transitions. [2021-11-21 00:39:59,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 23 states have (on average 1.9565217391304348) internal successors, (45), 25 states have internal predecessors, (45), 11 states have call successors, (12), 6 states have call predecessors, (12), 5 states have return successors, (8), 6 states have call predecessors, (8), 7 states have call successors, (8) [2021-11-21 00:39:59,658 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2021-11-21 00:39:59,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 00:39:59,659 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:39:59,659 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:39:59,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-21 00:39:59,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-21 00:39:59,874 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:39:59,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:39:59,875 INFO L85 PathProgramCache]: Analyzing trace with hash -694288424, now seen corresponding path program 1 times [2021-11-21 00:39:59,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:39:59,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069436364] [2021-11-21 00:39:59,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:39:59,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:39:59,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:39:59,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 00:39:59,999 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:39:59,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069436364] [2021-11-21 00:39:59,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069436364] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:39:59,999 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:39:59,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:39:59,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642797433] [2021-11-21 00:40:00,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:40:00,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-21 00:40:00,000 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:40:00,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-21 00:40:00,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-21 00:40:00,001 INFO L87 Difference]: Start difference. First operand 56 states and 66 transitions. Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-21 00:40:00,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:40:00,094 INFO L93 Difference]: Finished difference Result 68 states and 79 transitions. [2021-11-21 00:40:00,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:40:00,095 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 27 [2021-11-21 00:40:00,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:40:00,096 INFO L225 Difference]: With dead ends: 68 [2021-11-21 00:40:00,096 INFO L226 Difference]: Without dead ends: 66 [2021-11-21 00:40:00,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:40:00,098 INFO L933 BasicCegarLoop]: 37 mSDtfsCounter, 10 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:40:00,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 247 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 00:40:00,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2021-11-21 00:40:00,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 65. [2021-11-21 00:40:00,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 41 states have (on average 1.170731707317073) internal successors, (48), 43 states have internal predecessors, (48), 13 states have call successors, (13), 9 states have call predecessors, (13), 10 states have return successors, (15), 12 states have call predecessors, (15), 12 states have call successors, (15) [2021-11-21 00:40:00,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 76 transitions. [2021-11-21 00:40:00,119 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 76 transitions. Word has length 27 [2021-11-21 00:40:00,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:40:00,121 INFO L470 AbstractCegarLoop]: Abstraction has 65 states and 76 transitions. [2021-11-21 00:40:00,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-21 00:40:00,122 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 76 transitions. [2021-11-21 00:40:00,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 00:40:00,129 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:40:00,130 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:40:00,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-21 00:40:00,130 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:40:00,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:40:00,131 INFO L85 PathProgramCache]: Analyzing trace with hash 739444463, now seen corresponding path program 1 times [2021-11-21 00:40:00,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:40:00,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685150911] [2021-11-21 00:40:00,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:40:00,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:40:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:40:00,464 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 00:40:00,464 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:40:00,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685150911] [2021-11-21 00:40:00,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685150911] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:40:00,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [188020667] [2021-11-21 00:40:00,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:40:00,465 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:40:00,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:40:00,468 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:40:00,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-21 00:40:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:40:00,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 00:40:00,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:40:00,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:00,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:00,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:00,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:00,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:00,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:00,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2021-11-21 00:40:00,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:00,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:00,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:00,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:00,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:00,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:00,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2021-11-21 00:40:01,845 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 00:40:01,846 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:40:02,336 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 29 treesize of output 27 [2021-11-21 00:40:02,353 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 25 treesize of output 23 [2021-11-21 00:40:02,369 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 00:40:02,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [188020667] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:40:02,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [294281821] [2021-11-21 00:40:02,373 INFO L159 IcfgInterpreter]: Started Sifa with 25 locations of interest [2021-11-21 00:40:02,373 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 00:40:02,374 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 00:40:02,374 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 00:40:02,374 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 00:40:02,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:02,462 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-21 00:40:02,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-21 00:40:02,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:02,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-21 00:40:02,866 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_init with input of size 111 for LOIs [2021-11-21 00:40:04,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:40:04,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:40:04,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:40:04,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:40:04,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:04,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:40:07,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:40:07,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:40:07,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:40:07,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:40:07,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:07,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:40:07,780 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:40:07,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 241 treesize of output 234 [2021-11-21 00:40:07,990 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:40:07,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 209 treesize of output 208 [2021-11-21 00:40:08,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,390 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:40:08,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:40:08,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,746 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:40:08,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:40:08,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:08,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:40:09,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:40:09,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:40:09,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:09,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:40:09,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:40:09,375 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 128 for LOIs [2021-11-21 00:40:10,345 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_is_valid with input of size 124 for LOIs [2021-11-21 00:40:15,874 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 104 for LOIs [2021-11-21 00:40:15,994 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_node_next_is_valid with input of size 124 for LOIs [2021-11-21 00:40:16,381 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 00:40:34,165 WARN L227 SmtUtils]: Spent 8.51s on a formula simplification. DAG size of input: 161 DAG size of output: 157 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:40:34,394 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-21 00:40:34,394 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-21 00:40:34,394 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 8] total 25 [2021-11-21 00:40:34,394 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950204790] [2021-11-21 00:40:34,395 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-21 00:40:34,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-21 00:40:34,395 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:40:34,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-21 00:40:34,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=1525, Unknown=0, NotChecked=0, Total=1722 [2021-11-21 00:40:34,397 INFO L87 Difference]: Start difference. First operand 65 states and 76 transitions. Second operand has 25 states, 21 states have (on average 2.1904761904761907) internal successors, (46), 23 states have internal predecessors, (46), 13 states have call successors, (14), 4 states have call predecessors, (14), 5 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-21 00:40:34,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:40:34,949 INFO L93 Difference]: Finished difference Result 127 states and 148 transitions. [2021-11-21 00:40:34,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-21 00:40:34,949 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 21 states have (on average 2.1904761904761907) internal successors, (46), 23 states have internal predecessors, (46), 13 states have call successors, (14), 4 states have call predecessors, (14), 5 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) Word has length 30 [2021-11-21 00:40:34,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:40:34,951 INFO L225 Difference]: With dead ends: 127 [2021-11-21 00:40:34,951 INFO L226 Difference]: Without dead ends: 77 [2021-11-21 00:40:34,952 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 61 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 629 ImplicationChecksByTransitivity, 18.8s TimeCoverageRelationStatistics Valid=239, Invalid=1923, Unknown=0, NotChecked=0, Total=2162 [2021-11-21 00:40:34,953 INFO L933 BasicCegarLoop]: 37 mSDtfsCounter, 51 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 72 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:40:34,954 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [55 Valid, 428 Invalid, 328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 245 Invalid, 0 Unknown, 72 Unchecked, 0.3s Time] [2021-11-21 00:40:34,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-11-21 00:40:34,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 71. [2021-11-21 00:40:34,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 45 states have (on average 1.1555555555555554) internal successors, (52), 47 states have internal predecessors, (52), 14 states have call successors, (14), 10 states have call predecessors, (14), 11 states have return successors, (16), 13 states have call predecessors, (16), 13 states have call successors, (16) [2021-11-21 00:40:34,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 82 transitions. [2021-11-21 00:40:34,967 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 82 transitions. Word has length 30 [2021-11-21 00:40:34,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:40:34,968 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 82 transitions. [2021-11-21 00:40:34,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 21 states have (on average 2.1904761904761907) internal successors, (46), 23 states have internal predecessors, (46), 13 states have call successors, (14), 4 states have call predecessors, (14), 5 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-21 00:40:34,968 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 82 transitions. [2021-11-21 00:40:34,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 00:40:34,969 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:40:34,969 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:40:35,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-21 00:40:35,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:40:35,187 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:40:35,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:40:35,188 INFO L85 PathProgramCache]: Analyzing trace with hash 1372673585, now seen corresponding path program 2 times [2021-11-21 00:40:35,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:40:35,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967244852] [2021-11-21 00:40:35,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:40:35,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:40:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:40:35,613 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 00:40:35,614 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:40:35,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967244852] [2021-11-21 00:40:35,614 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967244852] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:40:35,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [561800844] [2021-11-21 00:40:35,614 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-21 00:40:35,614 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:40:35,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:40:35,616 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:40:35,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-21 00:40:35,730 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-21 00:40:35,730 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-21 00:40:35,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-21 00:40:35,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:40:36,392 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 00:40:36,392 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 00:40:36,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [561800844] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:40:36,392 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 00:40:36,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [14] total 17 [2021-11-21 00:40:36,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935618178] [2021-11-21 00:40:36,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:40:36,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-21 00:40:36,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:40:36,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-21 00:40:36,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2021-11-21 00:40:36,394 INFO L87 Difference]: Start difference. First operand 71 states and 82 transitions. Second operand has 5 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 1 states have call successors, (4) [2021-11-21 00:40:36,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:40:36,491 INFO L93 Difference]: Finished difference Result 111 states and 129 transitions. [2021-11-21 00:40:36,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 00:40:36,492 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 1 states have call successors, (4) Word has length 32 [2021-11-21 00:40:36,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:40:36,493 INFO L225 Difference]: With dead ends: 111 [2021-11-21 00:40:36,493 INFO L226 Difference]: Without dead ends: 66 [2021-11-21 00:40:36,494 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2021-11-21 00:40:36,495 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 0 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 15 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:40:36,495 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 15 Unchecked, 0.1s Time] [2021-11-21 00:40:36,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2021-11-21 00:40:36,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 63. [2021-11-21 00:40:36,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 40 states have (on average 1.125) internal successors, (45), 41 states have internal predecessors, (45), 12 states have call successors, (12), 10 states have call predecessors, (12), 10 states have return successors, (12), 11 states have call predecessors, (12), 11 states have call successors, (12) [2021-11-21 00:40:36,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 69 transitions. [2021-11-21 00:40:36,506 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 69 transitions. Word has length 32 [2021-11-21 00:40:36,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:40:36,507 INFO L470 AbstractCegarLoop]: Abstraction has 63 states and 69 transitions. [2021-11-21 00:40:36,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 1 states have call successors, (4) [2021-11-21 00:40:36,507 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 69 transitions. [2021-11-21 00:40:36,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 00:40:36,508 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:40:36,508 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:40:36,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-21 00:40:36,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:40:36,732 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:40:36,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:40:36,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1842443058, now seen corresponding path program 1 times [2021-11-21 00:40:36,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:40:36,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852612495] [2021-11-21 00:40:36,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:40:36,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:40:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:40:37,170 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 00:40:37,170 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:40:37,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852612495] [2021-11-21 00:40:37,170 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852612495] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:40:37,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [128100884] [2021-11-21 00:40:37,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:40:37,171 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:40:37,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:40:37,172 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:40:37,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-21 00:40:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:40:37,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 62 conjunts are in the unsatisfiable core [2021-11-21 00:40:37,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:40:37,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:37,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:37,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:37,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:37,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:37,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:37,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2021-11-21 00:40:37,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:37,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:37,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:37,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:37,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:37,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:40:37,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2021-11-21 00:40:39,446 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:40:39,447 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:40:52,066 WARN L227 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:41:02,198 WARN L227 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 25 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:41:02,745 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 56 treesize of output 54 [2021-11-21 00:41:02,747 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 54 treesize of output 52 [2021-11-21 00:41:02,774 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 00:41:02,774 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [128100884] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:41:02,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1419390066] [2021-11-21 00:41:02,778 INFO L159 IcfgInterpreter]: Started Sifa with 35 locations of interest [2021-11-21 00:41:02,778 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 00:41:02,779 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 00:41:02,779 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 00:41:02,780 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 00:41:02,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:02,849 INFO L354 Elim1Store]: treesize reduction 40, result has 48.1 percent of original size [2021-11-21 00:41:02,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 62 [2021-11-21 00:41:02,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:02,933 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-21 00:41:02,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-21 00:41:03,199 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_init with input of size 111 for LOIs [2021-11-21 00:41:04,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:41:04,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:41:04,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:41:04,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:41:04,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:04,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:41:07,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:41:07,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:41:07,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:41:07,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:41:07,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:41:07,722 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:41:07,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 241 treesize of output 234 [2021-11-21 00:41:07,906 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:41:07,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 209 treesize of output 208 [2021-11-21 00:41:07,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:07,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:08,244 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:41:08,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:41:08,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:08,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:08,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:08,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:08,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:08,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:08,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:08,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:08,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:08,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:08,494 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:41:08,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:41:09,257 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:41:09,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 241 treesize of output 240 [2021-11-21 00:41:09,325 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:41:09,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 209 treesize of output 202 [2021-11-21 00:41:09,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,644 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:41:09,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:41:09,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:09,898 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:41:09,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:41:10,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,748 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:41:10,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:41:10,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:41:10,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:41:10,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:10,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:41:11,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:41:11,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:41:11,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:41:11,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:11,614 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:41:11,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:41:12,350 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:41:12,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 241 treesize of output 240 [2021-11-21 00:41:12,418 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:41:12,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 209 treesize of output 202 [2021-11-21 00:41:12,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,727 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:41:12,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:41:12,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:12,973 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:41:12,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:41:13,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:41:13,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:41:13,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:41:13,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:41:13,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:41:13,761 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:41:13,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 241 treesize of output 240 [2021-11-21 00:41:13,889 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:41:13,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 209 treesize of output 202 [2021-11-21 00:41:13,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:13,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,310 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:41:14,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:41:14,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,566 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:41:14,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:41:14,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:41:14,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:41:14,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:41:14,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:41:14,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:41:14,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:41:15,219 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_empty with input of size 124 for LOIs [2021-11-21 00:41:17,654 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 176 for LOIs [2021-11-21 00:41:19,733 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_is_valid with input of size 124 for LOIs [2021-11-21 00:41:26,926 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 150 for LOIs [2021-11-21 00:41:27,430 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_node_next_is_valid with input of size 124 for LOIs [2021-11-21 00:41:27,832 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 00:41:48,640 WARN L227 SmtUtils]: Spent 8.60s on a formula simplification. DAG size of input: 161 DAG size of output: 157 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:42:00,692 WARN L227 SmtUtils]: Spent 8.59s on a formula simplification. DAG size of input: 161 DAG size of output: 157 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:42:00,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1419390066] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:42:00,694 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-21 00:42:00,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [16, 22, 19] total 72 [2021-11-21 00:42:00,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046902931] [2021-11-21 00:42:00,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:42:00,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2021-11-21 00:42:00,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:42:00,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-11-21 00:42:00,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=436, Invalid=4675, Unknown=1, NotChecked=0, Total=5112 [2021-11-21 00:42:00,698 INFO L87 Difference]: Start difference. First operand 63 states and 69 transitions. Second operand has 26 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 16 states have internal predecessors, (23), 7 states have call successors, (8), 6 states have call predecessors, (8), 5 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) [2021-11-21 00:42:01,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:42:01,458 INFO L93 Difference]: Finished difference Result 82 states and 87 transitions. [2021-11-21 00:42:01,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-21 00:42:01,458 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 16 states have internal predecessors, (23), 7 states have call successors, (8), 6 states have call predecessors, (8), 5 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) Word has length 40 [2021-11-21 00:42:01,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:42:01,459 INFO L225 Difference]: With dead ends: 82 [2021-11-21 00:42:01,459 INFO L226 Difference]: Without dead ends: 75 [2021-11-21 00:42:01,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 57 SyntacticMatches, 7 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1526 ImplicationChecksByTransitivity, 56.9s TimeCoverageRelationStatistics Valid=436, Invalid=4675, Unknown=1, NotChecked=0, Total=5112 [2021-11-21 00:42:01,462 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 19 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 236 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-21 00:42:01,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 191 Invalid, 561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 318 Invalid, 0 Unknown, 236 Unchecked, 0.7s Time] [2021-11-21 00:42:01,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-11-21 00:42:01,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 62. [2021-11-21 00:42:01,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 41 states have (on average 1.0975609756097562) internal successors, (45), 41 states have internal predecessors, (45), 11 states have call successors, (11), 10 states have call predecessors, (11), 9 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2021-11-21 00:42:01,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 66 transitions. [2021-11-21 00:42:01,481 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 66 transitions. Word has length 40 [2021-11-21 00:42:01,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:42:01,481 INFO L470 AbstractCegarLoop]: Abstraction has 62 states and 66 transitions. [2021-11-21 00:42:01,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 16 states have internal predecessors, (23), 7 states have call successors, (8), 6 states have call predecessors, (8), 5 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) [2021-11-21 00:42:01,482 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 66 transitions. [2021-11-21 00:42:01,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 00:42:01,483 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:42:01,483 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:42:01,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-21 00:42:01,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:42:01,698 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:42:01,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:42:01,698 INFO L85 PathProgramCache]: Analyzing trace with hash 1511104578, now seen corresponding path program 1 times [2021-11-21 00:42:01,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:42:01,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369833607] [2021-11-21 00:42:01,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:42:01,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:42:01,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:42:02,562 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 00:42:02,562 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:42:02,563 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369833607] [2021-11-21 00:42:02,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369833607] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:42:02,563 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355208179] [2021-11-21 00:42:02,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:42:02,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:42:02,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:42:02,564 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:42:02,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-21 00:42:02,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:42:02,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 62 conjunts are in the unsatisfiable core [2021-11-21 00:42:02,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:42:02,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:02,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:02,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:02,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:02,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:02,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:02,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2021-11-21 00:42:02,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:02,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:02,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:02,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:02,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:02,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:02,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2021-11-21 00:42:14,612 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 00:42:14,612 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:42:18,817 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 177 treesize of output 171 [2021-11-21 00:42:18,837 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 104 treesize of output 98 [2021-11-21 00:42:20,322 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 00:42:20,323 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 12299 treesize of output 12217 [2021-11-21 00:42:21,097 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 00:42:21,099 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 50558 treesize of output 50280 [2021-11-21 00:42:23,223 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-11-21 00:42:23,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [82766932] [2021-11-21 00:42:23,230 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-21 00:42:23,230 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 00:42:23,231 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 00:42:23,231 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 00:42:23,231 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 00:42:23,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,320 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-21 00:42:23,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-21 00:42:23,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-21 00:42:23,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2021-11-21 00:42:23,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:42:23,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2021-11-21 00:42:23,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:23,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:42:26,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:42:26,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:42:26,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:42:26,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:26,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:42:27,530 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_init with input of size 111 for LOIs [2021-11-21 00:42:28,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:42:28,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:42:28,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:28,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:42:29,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:42:29,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:42:29,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:42:29,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:42:29,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:42:29,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:42:29,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:29,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:42:30,287 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:42:30,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 241 treesize of output 240 [2021-11-21 00:42:30,362 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:42:30,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 209 treesize of output 202 [2021-11-21 00:42:30,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,648 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:42:30,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:42:30,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:30,871 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:42:30,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:42:31,642 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:42:31,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 241 treesize of output 240 [2021-11-21 00:42:31,707 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:42:31,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 209 treesize of output 202 [2021-11-21 00:42:31,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:31,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:31,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:31,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:31,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:31,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:31,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:31,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:31,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:31,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:32,027 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:42:32,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:42:32,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:32,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:32,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:32,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:32,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:32,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:32,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:32,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:32,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:32,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:32,265 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:42:32,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:42:33,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:42:33,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:42:33,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:42:33,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:42:33,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:42:33,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:42:33,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:42:33,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:42:33,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:42:33,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:33,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:42:34,220 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:42:34,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 241 treesize of output 234 [2021-11-21 00:42:34,396 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:42:34,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 209 treesize of output 208 [2021-11-21 00:42:34,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,684 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:42:34,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:42:34,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:34,907 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:42:34,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:42:35,555 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:42:35,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 241 treesize of output 234 [2021-11-21 00:42:35,750 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:42:35,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 209 treesize of output 208 [2021-11-21 00:42:35,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:35,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:35,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:35,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:35,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:35,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:35,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:35,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:35,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:35,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:36,068 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:42:36,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:42:36,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:36,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:36,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:36,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:36,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:36,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:36,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:36,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:36,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:36,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:36,305 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:42:36,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:42:37,195 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:42:37,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 241 treesize of output 240 [2021-11-21 00:42:37,259 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:42:37,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 209 treesize of output 202 [2021-11-21 00:42:37,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,550 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:42:37,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:42:37,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:37,778 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:42:37,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:42:38,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:42:38,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:42:38,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:42:38,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:42:38,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:42:38,309 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:42:38,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 241 treesize of output 234 [2021-11-21 00:42:38,485 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:42:38,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 209 treesize of output 208 [2021-11-21 00:42:38,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,793 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:42:38,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:42:38,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:38,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,030 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:42:39,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:42:39,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:42:39,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:42:39,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:42:39,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:42:39,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:42:39,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:42:39,665 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_empty with input of size 124 for LOIs [2021-11-21 00:42:41,910 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 150 for LOIs [2021-11-21 00:42:42,344 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_is_valid with input of size 156 for LOIs [2021-11-21 00:42:47,100 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 19 for LOIs [2021-11-21 00:42:47,204 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_node_next_is_valid with input of size 83 for LOIs [2021-11-21 00:42:47,483 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 00:43:05,548 WARN L227 SmtUtils]: Spent 8.53s on a formula simplification. DAG size of input: 162 DAG size of output: 158 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:43:14,852 WARN L227 SmtUtils]: Spent 8.57s on a formula simplification. DAG size of input: 166 DAG size of output: 162 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:43:25,393 WARN L227 SmtUtils]: Spent 8.53s on a formula simplification. DAG size of input: 161 DAG size of output: 157 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:43:26,286 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-21 00:43:26,286 INFO L186 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2021-11-21 00:43:26,286 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2021-11-21 00:43:26,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371566435] [2021-11-21 00:43:26,286 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2021-11-21 00:43:26,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-21 00:43:26,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:43:26,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-21 00:43:26,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=434, Invalid=3597, Unknown=1, NotChecked=0, Total=4032 [2021-11-21 00:43:26,289 INFO L87 Difference]: Start difference. First operand 62 states and 66 transitions. Second operand has 14 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 7 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (9), 6 states have call predecessors, (9), 6 states have call successors, (9) [2021-11-21 00:43:27,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:43:27,652 INFO L93 Difference]: Finished difference Result 92 states and 103 transitions. [2021-11-21 00:43:27,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 00:43:27,653 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 7 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (9), 6 states have call predecessors, (9), 6 states have call successors, (9) Word has length 52 [2021-11-21 00:43:27,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:43:27,655 INFO L225 Difference]: With dead ends: 92 [2021-11-21 00:43:27,655 INFO L226 Difference]: Without dead ends: 85 [2021-11-21 00:43:27,657 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 91 SyntacticMatches, 10 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1865 ImplicationChecksByTransitivity, 42.1s TimeCoverageRelationStatistics Valid=495, Invalid=4334, Unknown=1, NotChecked=0, Total=4830 [2021-11-21 00:43:27,658 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 72 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:43:27,659 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [76 Valid, 248 Invalid, 347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-21 00:43:27,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-11-21 00:43:27,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 62. [2021-11-21 00:43:27,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 41 states have (on average 1.0731707317073171) internal successors, (44), 41 states have internal predecessors, (44), 11 states have call successors, (11), 10 states have call predecessors, (11), 9 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2021-11-21 00:43:27,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 65 transitions. [2021-11-21 00:43:27,679 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 65 transitions. Word has length 52 [2021-11-21 00:43:27,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:43:27,680 INFO L470 AbstractCegarLoop]: Abstraction has 62 states and 65 transitions. [2021-11-21 00:43:27,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 7 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (9), 6 states have call predecessors, (9), 6 states have call successors, (9) [2021-11-21 00:43:27,680 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2021-11-21 00:43:27,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 00:43:27,681 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:43:27,681 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:43:27,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-21 00:43:27,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-21 00:43:27,902 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:43:27,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:43:27,903 INFO L85 PathProgramCache]: Analyzing trace with hash 2062891035, now seen corresponding path program 1 times [2021-11-21 00:43:27,903 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:43:27,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677497935] [2021-11-21 00:43:27,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:43:27,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:43:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:43:28,606 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 00:43:28,606 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:43:28,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677497935] [2021-11-21 00:43:28,607 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677497935] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:43:28,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [106922105] [2021-11-21 00:43:28,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:43:28,607 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:43:28,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:43:28,608 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:43:28,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-21 00:43:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:43:28,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 105 conjunts are in the unsatisfiable core [2021-11-21 00:43:28,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:43:28,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:43:28,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:43:28,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:43:28,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:43:28,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:43:28,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:43:28,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2021-11-21 00:43:28,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:43:28,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:43:28,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:43:28,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:43:28,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:43:28,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:43:28,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2021-11-21 00:43:34,028 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 00:43:34,029 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:43:40,265 INFO L354 Elim1Store]: treesize reduction 29, result has 3.3 percent of original size [2021-11-21 00:43:40,266 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 238018 treesize of output 1 [2021-11-21 00:43:40,269 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 26 treesize of output 24 [2021-11-21 00:43:40,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:43:40,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:43:40,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:43:40,275 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 28 treesize of output 26 [2021-11-21 00:43:40,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:43:40,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:43:40,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:43:40,288 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-21 00:43:40,288 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 15058 treesize of output 1 [2021-11-21 00:44:02,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [106922105] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:44:02,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1076941844] [2021-11-21 00:44:02,205 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-21 00:44:02,206 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 00:44:02,206 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 00:44:02,207 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 00:44:02,207 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 00:44:02,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,341 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-21 00:44:02,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-21 00:44:02,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-21 00:44:02,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2021-11-21 00:44:02,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2021-11-21 00:44:02,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:44:02,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:02,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:44:06,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:44:06,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:06,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:44:07,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:44:07,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:07,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:44:09,065 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_init with input of size 111 for LOIs [2021-11-21 00:44:10,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:10,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:10,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:10,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:10,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:10,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:10,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:44:11,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:44:11,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:44:11,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,183 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:44:11,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:44:11,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:11,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:44:11,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:44:12,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:44:12,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:44:12,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:44:13,495 INFO L354 Elim1Store]: treesize reduction 1010, result has 7.3 percent of original size [2021-11-21 00:44:13,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 648 treesize of output 682 [2021-11-21 00:44:13,878 INFO L354 Elim1Store]: treesize reduction 350, result has 12.7 percent of original size [2021-11-21 00:44:13,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 682 treesize of output 704 [2021-11-21 00:44:13,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:13,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:13,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:13,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:13,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:13,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:13,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:13,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:13,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:13,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:14,458 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:44:14,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 704 treesize of output 679 [2021-11-21 00:44:14,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:14,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:14,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:14,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:14,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:14,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:14,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:14,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:14,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:14,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:14,884 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:44:14,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 679 treesize of output 652 [2021-11-21 00:44:16,050 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 9 [2021-11-21 00:44:17,034 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 9 [2021-11-21 00:44:21,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:21,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 30 [2021-11-21 00:44:23,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:23,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:23,343 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 00:44:23,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 121 treesize of output 107 [2021-11-21 00:44:27,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:27,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:27,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:27,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:27,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:27,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:27,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:27,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:27,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:27,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:28,240 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:44:28,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 648 treesize of output 623 [2021-11-21 00:44:28,818 INFO L354 Elim1Store]: treesize reduction 1010, result has 7.3 percent of original size [2021-11-21 00:44:28,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 623 treesize of output 657 [2021-11-21 00:44:29,023 INFO L354 Elim1Store]: treesize reduction 350, result has 12.7 percent of original size [2021-11-21 00:44:29,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 657 treesize of output 679 [2021-11-21 00:44:29,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:29,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:29,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:29,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:29,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:29,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:29,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:29,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:29,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:29,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:29,408 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:44:29,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 679 treesize of output 652 [2021-11-21 00:44:30,472 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 9 [2021-11-21 00:44:31,221 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 9 [2021-11-21 00:44:32,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:32,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 30 [2021-11-21 00:44:33,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:33,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 24 [2021-11-21 00:44:36,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:44:36,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:44:36,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:44:36,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:44:36,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:36,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:44:37,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:44:37,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:44:37,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:44:37,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:37,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:44:37,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:44:38,311 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:44:38,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 241 treesize of output 234 [2021-11-21 00:44:38,597 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:44:38,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 209 treesize of output 208 [2021-11-21 00:44:38,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:38,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:38,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:38,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:38,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:38,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:38,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:38,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:38,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:38,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:39,082 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:44:39,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:44:39,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:39,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:39,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:39,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:39,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:39,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:39,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:39,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:39,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:39,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:39,470 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:44:39,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:44:40,570 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:44:40,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 241 treesize of output 240 [2021-11-21 00:44:40,681 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:44:40,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 209 treesize of output 202 [2021-11-21 00:44:40,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:40,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:40,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:40,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:40,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:40,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:40,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:40,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:40,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:40,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:41,166 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:44:41,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:44:41,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:41,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:41,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:41,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:41,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:41,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:41,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:41,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:41,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:41,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:41,528 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:44:41,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:44:42,842 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:44:42,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 241 treesize of output 234 [2021-11-21 00:44:43,134 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:44:43,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 209 treesize of output 208 [2021-11-21 00:44:43,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,642 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:44:43,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:44:43,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:43,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,027 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:44:44,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:44:44,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:44:44,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:44:44,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:44:44,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:44:44,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:44,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:44:45,110 INFO L354 Elim1Store]: treesize reduction 350, result has 12.7 percent of original size [2021-11-21 00:44:45,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 648 treesize of output 670 [2021-11-21 00:44:45,698 INFO L354 Elim1Store]: treesize reduction 1010, result has 7.3 percent of original size [2021-11-21 00:44:45,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 670 treesize of output 704 [2021-11-21 00:44:45,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:45,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:45,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:45,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:45,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:45,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:45,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:45,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:45,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:45,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:46,234 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:44:46,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 704 treesize of output 677 [2021-11-21 00:44:46,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:46,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:46,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:46,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:46,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:46,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:46,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:46,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:46,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:46,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:46,638 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:44:46,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 677 treesize of output 652 [2021-11-21 00:44:47,580 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 9 [2021-11-21 00:44:49,740 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 9 [2021-11-21 00:44:56,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:56,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-11-21 00:44:57,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:57,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:57,145 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 00:44:57,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 110 [2021-11-21 00:44:59,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,515 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:44:59,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:44:59,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:44:59,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:44:59,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:59,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:45:00,138 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_empty with input of size 124 for LOIs [2021-11-21 00:45:03,239 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 150 for LOIs [2021-11-21 00:45:03,830 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 24 for LOIs [2021-11-21 00:45:04,112 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_is_valid with input of size 156 for LOIs [2021-11-21 00:45:10,768 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_node_next_is_valid with input of size 83 for LOIs [2021-11-21 00:45:11,155 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 00:45:40,469 WARN L227 SmtUtils]: Spent 13.75s on a formula simplification. DAG size of input: 178 DAG size of output: 159 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:45:50,771 WARN L227 SmtUtils]: Spent 8.85s on a formula simplification. DAG size of input: 166 DAG size of output: 162 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:46:02,807 WARN L227 SmtUtils]: Spent 8.77s on a formula simplification. DAG size of input: 161 DAG size of output: 157 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:46:04,688 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-21 00:46:04,688 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-21 00:46:04,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 28] total 42 [2021-11-21 00:46:04,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690928960] [2021-11-21 00:46:04,689 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-21 00:46:04,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2021-11-21 00:46:04,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:46:04,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-11-21 00:46:04,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=515, Invalid=6794, Unknown=1, NotChecked=0, Total=7310 [2021-11-21 00:46:04,694 INFO L87 Difference]: Start difference. First operand 62 states and 65 transitions. Second operand has 42 states, 32 states have (on average 2.0) internal successors, (64), 34 states have internal predecessors, (64), 16 states have call successors, (20), 4 states have call predecessors, (20), 13 states have return successors, (19), 15 states have call predecessors, (19), 15 states have call successors, (19) [2021-11-21 00:46:07,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:46:07,565 INFO L93 Difference]: Finished difference Result 129 states and 138 transitions. [2021-11-21 00:46:07,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-11-21 00:46:07,565 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 32 states have (on average 2.0) internal successors, (64), 34 states have internal predecessors, (64), 16 states have call successors, (20), 4 states have call predecessors, (20), 13 states have return successors, (19), 15 states have call predecessors, (19), 15 states have call successors, (19) Word has length 60 [2021-11-21 00:46:07,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:46:07,566 INFO L225 Difference]: With dead ends: 129 [2021-11-21 00:46:07,567 INFO L226 Difference]: Without dead ends: 121 [2021-11-21 00:46:07,571 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 76 SyntacticMatches, 8 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3241 ImplicationChecksByTransitivity, 78.6s TimeCoverageRelationStatistics Valid=675, Invalid=9224, Unknown=1, NotChecked=0, Total=9900 [2021-11-21 00:46:07,572 INFO L933 BasicCegarLoop]: 27 mSDtfsCounter, 11 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 110 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:46:07,572 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 415 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 187 Invalid, 0 Unknown, 110 Unchecked, 0.5s Time] [2021-11-21 00:46:07,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-11-21 00:46:07,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 116. [2021-11-21 00:46:07,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 77 states have (on average 1.0909090909090908) internal successors, (84), 79 states have internal predecessors, (84), 19 states have call successors, (19), 17 states have call predecessors, (19), 19 states have return successors, (22), 19 states have call predecessors, (22), 18 states have call successors, (22) [2021-11-21 00:46:07,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 125 transitions. [2021-11-21 00:46:07,603 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 125 transitions. Word has length 60 [2021-11-21 00:46:07,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:46:07,603 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 125 transitions. [2021-11-21 00:46:07,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 32 states have (on average 2.0) internal successors, (64), 34 states have internal predecessors, (64), 16 states have call successors, (20), 4 states have call predecessors, (20), 13 states have return successors, (19), 15 states have call predecessors, (19), 15 states have call successors, (19) [2021-11-21 00:46:07,604 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 125 transitions. [2021-11-21 00:46:07,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 00:46:07,605 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:46:07,606 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:46:07,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-21 00:46:07,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-11-21 00:46:07,809 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:46:07,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:46:07,809 INFO L85 PathProgramCache]: Analyzing trace with hash -1469852145, now seen corresponding path program 1 times [2021-11-21 00:46:07,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:46:07,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361059293] [2021-11-21 00:46:07,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:46:07,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:46:07,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:46:07,984 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 00:46:07,984 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:46:07,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361059293] [2021-11-21 00:46:07,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361059293] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:46:07,985 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:46:07,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:46:07,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27555349] [2021-11-21 00:46:07,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:46:07,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-21 00:46:07,986 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:46:07,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-21 00:46:07,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-21 00:46:07,987 INFO L87 Difference]: Start difference. First operand 116 states and 125 transitions. Second operand has 8 states, 7 states have (on average 4.142857142857143) internal successors, (29), 6 states have internal predecessors, (29), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-21 00:46:08,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:46:08,156 INFO L93 Difference]: Finished difference Result 127 states and 136 transitions. [2021-11-21 00:46:08,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:46:08,157 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 4.142857142857143) internal successors, (29), 6 states have internal predecessors, (29), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 1 states have call successors, (9) Word has length 63 [2021-11-21 00:46:08,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:46:08,159 INFO L225 Difference]: With dead ends: 127 [2021-11-21 00:46:08,159 INFO L226 Difference]: Without dead ends: 110 [2021-11-21 00:46:08,159 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:46:08,160 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 6 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:46:08,160 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 241 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 00:46:08,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-11-21 00:46:08,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 106. [2021-11-21 00:46:08,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 68 states have (on average 1.0588235294117647) internal successors, (72), 69 states have internal predecessors, (72), 19 states have call successors, (19), 17 states have call predecessors, (19), 18 states have return successors, (21), 19 states have call predecessors, (21), 18 states have call successors, (21) [2021-11-21 00:46:08,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 112 transitions. [2021-11-21 00:46:08,190 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 112 transitions. Word has length 63 [2021-11-21 00:46:08,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:46:08,191 INFO L470 AbstractCegarLoop]: Abstraction has 106 states and 112 transitions. [2021-11-21 00:46:08,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 4.142857142857143) internal successors, (29), 6 states have internal predecessors, (29), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-21 00:46:08,191 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2021-11-21 00:46:08,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 00:46:08,192 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:46:08,192 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:46:08,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-21 00:46:08,192 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:46:08,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:46:08,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1974085928, now seen corresponding path program 2 times [2021-11-21 00:46:08,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:46:08,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393160201] [2021-11-21 00:46:08,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:46:08,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:46:08,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:46:08,886 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 00:46:08,886 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:46:08,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393160201] [2021-11-21 00:46:08,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393160201] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:46:08,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [692351753] [2021-11-21 00:46:08,887 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-21 00:46:08,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:46:08,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:46:08,888 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:46:08,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-21 00:46:09,060 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-21 00:46:09,060 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-21 00:46:09,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 53 conjunts are in the unsatisfiable core [2021-11-21 00:46:09,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:46:09,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:09,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:09,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:09,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:09,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:09,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:09,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2021-11-21 00:46:09,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:09,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:09,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:09,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:09,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:09,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:09,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2021-11-21 00:46:12,964 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 00:46:12,964 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:46:13,933 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 25 treesize of output 23 [2021-11-21 00:46:13,942 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 29 treesize of output 27 [2021-11-21 00:46:14,224 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 1714 treesize of output 1698 [2021-11-21 00:46:15,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:15,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:46:15,160 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 250 treesize of output 242 [2021-11-21 00:46:15,393 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 00:46:15,394 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [692351753] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:46:15,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [27783237] [2021-11-21 00:46:15,402 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-21 00:46:15,402 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 00:46:15,403 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 00:46:15,403 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 00:46:15,403 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 00:46:15,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:15,553 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-21 00:46:15,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-21 00:46:15,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:15,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-21 00:46:16,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2021-11-21 00:46:16,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 46 [2021-11-21 00:46:16,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2021-11-21 00:46:16,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:46:16,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:16,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2021-11-21 00:46:19,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:46:19,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:46:19,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:46:19,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:19,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:46:21,436 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_init with input of size 111 for LOIs [2021-11-21 00:46:23,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:46:23,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:46:23,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:46:23,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:46:23,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:46:23,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:46:23,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:46:23,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:46:23,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:23,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:46:23,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:46:24,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:24,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:24,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:24,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:24,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:24,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:24,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:24,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:24,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:24,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:25,167 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:46:25,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 648 treesize of output 621 [2021-11-21 00:46:25,372 INFO L354 Elim1Store]: treesize reduction 350, result has 12.7 percent of original size [2021-11-21 00:46:25,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 621 treesize of output 643 [2021-11-21 00:46:25,697 INFO L354 Elim1Store]: treesize reduction 1010, result has 7.3 percent of original size [2021-11-21 00:46:25,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 643 treesize of output 677 [2021-11-21 00:46:25,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:25,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:25,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:25,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:25,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:25,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:25,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:25,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:25,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:25,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:26,038 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:46:26,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 677 treesize of output 652 [2021-11-21 00:46:26,667 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 9 [2021-11-21 00:46:27,903 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 9 [2021-11-21 00:46:32,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:32,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-11-21 00:46:32,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:32,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:32,802 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 00:46:32,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 110 [2021-11-21 00:46:36,958 INFO L354 Elim1Store]: treesize reduction 1010, result has 7.3 percent of original size [2021-11-21 00:46:36,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 648 treesize of output 682 [2021-11-21 00:46:37,177 INFO L354 Elim1Store]: treesize reduction 350, result has 12.7 percent of original size [2021-11-21 00:46:37,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 682 treesize of output 704 [2021-11-21 00:46:37,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,628 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:46:37,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 704 treesize of output 679 [2021-11-21 00:46:37,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:37,970 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:46:37,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 679 treesize of output 652 [2021-11-21 00:46:38,669 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 9 [2021-11-21 00:46:39,535 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 9 [2021-11-21 00:46:42,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:42,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-11-21 00:46:43,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:43,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-11-21 00:46:45,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:45,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:46:46,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,072 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:46:46,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:46:46,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:46:46,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:46:46,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:46:46,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:46:46,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:46:46,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:46:46,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:46,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:46:47,701 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:46:47,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 241 treesize of output 240 [2021-11-21 00:46:47,799 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:46:47,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 209 treesize of output 202 [2021-11-21 00:46:47,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:47,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:47,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:47,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:47,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:47,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:47,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:47,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:47,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:47,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:48,240 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:46:48,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:46:48,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:48,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:48,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:48,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:48,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:48,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:48,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:48,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:48,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:48,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:48,577 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:46:48,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:46:49,551 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:46:49,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 241 treesize of output 240 [2021-11-21 00:46:49,650 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:46:49,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 209 treesize of output 202 [2021-11-21 00:46:49,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:49,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:49,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:49,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:49,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:49,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:49,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:49,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:49,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:49,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:50,120 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:46:50,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:46:50,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:50,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:50,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:50,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:50,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:50,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:50,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:50,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:50,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:50,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:50,456 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:46:50,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:46:51,786 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:46:51,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 241 treesize of output 240 [2021-11-21 00:46:51,897 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:46:51,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 209 treesize of output 202 [2021-11-21 00:46:51,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:51,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:51,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:51,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:51,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:51,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:51,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:51,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:51,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:51,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:52,366 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:46:52,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:46:52,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:52,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:52,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:52,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:52,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:52,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:52,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:52,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:52,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:52,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:52,721 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:46:52,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:46:53,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:46:53,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:46:53,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:46:53,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:46:53,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:46:53,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:53,993 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:46:53,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 648 treesize of output 621 [2021-11-21 00:46:54,263 INFO L354 Elim1Store]: treesize reduction 350, result has 12.7 percent of original size [2021-11-21 00:46:54,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 621 treesize of output 643 [2021-11-21 00:46:54,665 INFO L354 Elim1Store]: treesize reduction 1010, result has 7.3 percent of original size [2021-11-21 00:46:54,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 643 treesize of output 677 [2021-11-21 00:46:54,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:54,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:54,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:54,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:54,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:54,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:54,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:54,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:54,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:54,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:55,085 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:46:55,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 677 treesize of output 652 [2021-11-21 00:46:55,816 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 9 [2021-11-21 00:46:56,756 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 9 [2021-11-21 00:47:03,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:03,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 30 [2021-11-21 00:47:04,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:04,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:04,314 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 00:47:04,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 121 treesize of output 107 [2021-11-21 00:47:06,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:47:06,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:47:06,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:47:06,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:47:06,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:47:06,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:47:06,570 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_empty with input of size 126 for LOIs [2021-11-21 00:47:09,289 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 150 for LOIs [2021-11-21 00:47:09,907 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 24 for LOIs [2021-11-21 00:47:10,140 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_is_valid with input of size 156 for LOIs [2021-11-21 00:47:15,751 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_node_next_is_valid with input of size 83 for LOIs [2021-11-21 00:47:16,059 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 00:47:42,073 WARN L227 SmtUtils]: Spent 13.93s on a formula simplification. DAG size of input: 178 DAG size of output: 165 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:47:52,127 WARN L227 SmtUtils]: Spent 9.01s on a formula simplification. DAG size of input: 168 DAG size of output: 164 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:48:03,633 WARN L227 SmtUtils]: Spent 8.95s on a formula simplification. DAG size of input: 163 DAG size of output: 159 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:48:05,156 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-21 00:48:05,156 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-21 00:48:05,156 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 10] total 38 [2021-11-21 00:48:05,156 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559248243] [2021-11-21 00:48:05,157 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-21 00:48:05,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2021-11-21 00:48:05,157 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:48:05,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-11-21 00:48:05,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=426, Invalid=3996, Unknown=0, NotChecked=0, Total=4422 [2021-11-21 00:48:05,160 INFO L87 Difference]: Start difference. First operand 106 states and 112 transitions. Second operand has 38 states, 31 states have (on average 3.064516129032258) internal successors, (95), 35 states have internal predecessors, (95), 23 states have call successors, (32), 4 states have call predecessors, (32), 10 states have return successors, (32), 20 states have call predecessors, (32), 22 states have call successors, (32) [2021-11-21 00:48:06,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:48:06,421 INFO L93 Difference]: Finished difference Result 122 states and 128 transitions. [2021-11-21 00:48:06,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-21 00:48:06,421 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 31 states have (on average 3.064516129032258) internal successors, (95), 35 states have internal predecessors, (95), 23 states have call successors, (32), 4 states have call predecessors, (32), 10 states have return successors, (32), 20 states have call predecessors, (32), 22 states have call successors, (32) Word has length 66 [2021-11-21 00:48:06,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:48:06,422 INFO L225 Difference]: With dead ends: 122 [2021-11-21 00:48:06,422 INFO L226 Difference]: Without dead ends: 67 [2021-11-21 00:48:06,425 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 148 SyntacticMatches, 8 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2084 ImplicationChecksByTransitivity, 52.3s TimeCoverageRelationStatistics Valid=541, Invalid=5159, Unknown=0, NotChecked=0, Total=5700 [2021-11-21 00:48:06,425 INFO L933 BasicCegarLoop]: 32 mSDtfsCounter, 52 mSDsluCounter, 573 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 553 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 122 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-21 00:48:06,425 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [53 Valid, 553 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 183 Invalid, 0 Unknown, 122 Unchecked, 0.4s Time] [2021-11-21 00:48:06,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-11-21 00:48:06,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2021-11-21 00:48:06,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 43 states have (on average 1.0232558139534884) internal successors, (44), 43 states have internal predecessors, (44), 12 states have call successors, (12), 12 states have call predecessors, (12), 11 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-21 00:48:06,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 67 transitions. [2021-11-21 00:48:06,445 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 67 transitions. Word has length 66 [2021-11-21 00:48:06,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:48:06,445 INFO L470 AbstractCegarLoop]: Abstraction has 67 states and 67 transitions. [2021-11-21 00:48:06,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 31 states have (on average 3.064516129032258) internal successors, (95), 35 states have internal predecessors, (95), 23 states have call successors, (32), 4 states have call predecessors, (32), 10 states have return successors, (32), 20 states have call predecessors, (32), 22 states have call successors, (32) [2021-11-21 00:48:06,446 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 67 transitions. [2021-11-21 00:48:06,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 00:48:06,446 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:48:06,446 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:48:06,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-21 00:48:06,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:48:06,647 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:48:06,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:48:06,648 INFO L85 PathProgramCache]: Analyzing trace with hash 855895832, now seen corresponding path program 3 times [2021-11-21 00:48:06,648 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:48:06,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585813968] [2021-11-21 00:48:06,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:48:06,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:48:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:48:07,050 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 00:48:07,051 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:48:07,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585813968] [2021-11-21 00:48:07,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585813968] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:48:07,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1660281302] [2021-11-21 00:48:07,051 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-21 00:48:07,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:48:07,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:48:07,053 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:48:07,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-21 00:48:07,211 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-21 00:48:07,211 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-21 00:48:07,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-21 00:48:07,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:48:07,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:07,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:07,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:07,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:07,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:07,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:07,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2021-11-21 00:48:07,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:07,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:07,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:07,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:07,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:07,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:07,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2021-11-21 00:48:08,919 INFO L354 Elim1Store]: treesize reduction 372, result has 0.3 percent of original size [2021-11-21 00:48:08,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 158 treesize of output 110 [2021-11-21 00:48:09,092 INFO L354 Elim1Store]: treesize reduction 395, result has 15.1 percent of original size [2021-11-21 00:48:09,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 10 new quantified variables, introduced 36 case distinctions, treesize of input 86 treesize of output 106 [2021-11-21 00:48:09,220 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 00:48:09,220 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:48:09,621 INFO L354 Elim1Store]: treesize reduction 26, result has 13.3 percent of original size [2021-11-21 00:48:09,621 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 15518 treesize of output 14807 [2021-11-21 00:48:09,776 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 6073 treesize of output 5859 [2021-11-21 00:48:12,176 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 6264 treesize of output 6050 [2021-11-21 00:48:13,299 INFO L354 Elim1Store]: treesize reduction 25, result has 13.8 percent of original size [2021-11-21 00:48:13,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32630 treesize of output 32346 [2021-11-21 00:48:15,318 INFO L354 Elim1Store]: treesize reduction 26, result has 13.3 percent of original size [2021-11-21 00:48:15,318 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 3794 treesize of output 3623 [2021-11-21 00:48:15,356 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 995 treesize of output 961 [2021-11-21 00:48:15,392 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-21 00:48:15,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 2215 treesize of output 1 [2021-11-21 00:48:15,398 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 750 treesize of output 724 [2021-11-21 00:48:15,434 INFO L354 Elim1Store]: treesize reduction 25, result has 13.8 percent of original size [2021-11-21 00:48:15,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 1744 treesize of output 1730 [2021-11-21 00:48:15,534 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 00:48:15,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1660281302] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:48:15,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [506242408] [2021-11-21 00:48:15,538 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-21 00:48:15,538 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 00:48:15,539 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 00:48:15,539 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 00:48:15,539 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 00:48:15,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:15,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:15,796 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-21 00:48:15,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-21 00:48:15,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:15,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-21 00:48:16,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:48:16,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:48:16,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2021-11-21 00:48:16,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:16,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2021-11-21 00:48:20,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:48:20,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:48:20,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:48:20,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:20,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:48:22,650 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_init with input of size 111 for LOIs [2021-11-21 00:48:24,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:48:24,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:48:24,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:48:24,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:48:24,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:24,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:48:25,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:48:25,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:48:25,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:25,948 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:48:25,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:48:26,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:48:26,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:26,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:27,476 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:48:27,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 648 treesize of output 621 [2021-11-21 00:48:27,722 INFO L354 Elim1Store]: treesize reduction 350, result has 12.7 percent of original size [2021-11-21 00:48:27,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 621 treesize of output 643 [2021-11-21 00:48:28,118 INFO L354 Elim1Store]: treesize reduction 1010, result has 7.3 percent of original size [2021-11-21 00:48:28,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 643 treesize of output 677 [2021-11-21 00:48:28,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:28,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:28,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:28,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:28,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:28,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:28,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:28,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:28,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:28,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:28,519 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:48:28,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 677 treesize of output 652 [2021-11-21 00:48:29,347 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 9 [2021-11-21 00:48:30,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:30,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 30 [2021-11-21 00:48:32,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:32,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 24 [2021-11-21 00:48:33,870 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 9 [2021-11-21 00:48:37,494 INFO L354 Elim1Store]: treesize reduction 1010, result has 7.3 percent of original size [2021-11-21 00:48:37,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 648 treesize of output 682 [2021-11-21 00:48:37,758 INFO L354 Elim1Store]: treesize reduction 350, result has 12.7 percent of original size [2021-11-21 00:48:37,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 682 treesize of output 704 [2021-11-21 00:48:37,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:37,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:37,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:37,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:37,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:37,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:37,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:37,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:37,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:37,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:38,299 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:48:38,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 704 treesize of output 679 [2021-11-21 00:48:38,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:38,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:38,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:38,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:38,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:38,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:38,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:38,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:38,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:38,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:38,692 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:48:38,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 679 treesize of output 652 [2021-11-21 00:48:39,382 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 9 [2021-11-21 00:48:40,567 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 9 [2021-11-21 00:48:49,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:49,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-11-21 00:48:50,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:50,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:50,310 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 00:48:50,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 110 [2021-11-21 00:48:54,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:48:54,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:48:54,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:48:54,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:48:54,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:54,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:48:55,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:48:55,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,450 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:48:55,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:48:55,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:48:55,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:55,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:48:56,565 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:48:56,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 241 treesize of output 234 [2021-11-21 00:48:56,886 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:48:56,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 209 treesize of output 208 [2021-11-21 00:48:56,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:56,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:56,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:56,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:56,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:56,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:56,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:56,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:56,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:56,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:57,420 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:48:57,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:48:57,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:57,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:57,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:57,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:57,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:57,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:57,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:57,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:57,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:57,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:57,781 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:48:57,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:48:58,949 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:48:58,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 241 treesize of output 234 [2021-11-21 00:48:59,275 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:48:59,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 209 treesize of output 208 [2021-11-21 00:48:59,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,813 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:48:59,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:48:59,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:48:59,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:00,213 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:49:00,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:49:01,719 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:49:01,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 241 treesize of output 234 [2021-11-21 00:49:02,038 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:49:02,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 209 treesize of output 208 [2021-11-21 00:49:02,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,552 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:49:02,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:49:02,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:02,932 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:49:02,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:49:03,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:49:03,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:49:03,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,649 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:49:03,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:49:03,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:49:03,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:03,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:04,659 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:49:04,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 648 treesize of output 621 [2021-11-21 00:49:05,133 INFO L354 Elim1Store]: treesize reduction 1010, result has 7.3 percent of original size [2021-11-21 00:49:05,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 621 treesize of output 655 [2021-11-21 00:49:05,299 INFO L354 Elim1Store]: treesize reduction 350, result has 12.7 percent of original size [2021-11-21 00:49:05,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 655 treesize of output 677 [2021-11-21 00:49:05,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:05,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:05,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:05,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:05,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:05,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:05,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:05,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:05,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:05,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:05,689 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:49:05,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 677 treesize of output 652 [2021-11-21 00:49:06,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:06,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-11-21 00:49:07,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:07,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-11-21 00:49:08,775 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 9 [2021-11-21 00:49:09,741 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 00:49:11,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:49:11,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:49:11,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:49:11,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:49:11,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:49:11,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:49:11,684 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_empty with input of size 129 for LOIs [2021-11-21 00:49:15,497 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 150 for LOIs [2021-11-21 00:49:16,266 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 24 for LOIs [2021-11-21 00:49:16,591 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_is_valid with input of size 156 for LOIs [2021-11-21 00:49:24,016 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_node_next_is_valid with input of size 83 for LOIs [2021-11-21 00:49:24,394 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 00:50:06,477 WARN L227 SmtUtils]: Spent 29.04s on a formula simplification. DAG size of input: 178 DAG size of output: 162 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:50:16,544 WARN L227 SmtUtils]: Spent 9.01s on a formula simplification. DAG size of input: 170 DAG size of output: 168 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:50:28,006 WARN L227 SmtUtils]: Spent 8.94s on a formula simplification. DAG size of input: 165 DAG size of output: 163 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:50:29,473 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-21 00:50:29,473 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-21 00:50:29,473 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 12] total 32 [2021-11-21 00:50:29,474 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633852331] [2021-11-21 00:50:29,474 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-21 00:50:29,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-11-21 00:50:29,475 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:50:29,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-11-21 00:50:29,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=321, Invalid=3339, Unknown=0, NotChecked=0, Total=3660 [2021-11-21 00:50:29,477 INFO L87 Difference]: Start difference. First operand 67 states and 67 transitions. Second operand has 32 states, 26 states have (on average 3.1153846153846154) internal successors, (81), 31 states have internal predecessors, (81), 17 states have call successors, (25), 3 states have call predecessors, (25), 8 states have return successors, (25), 12 states have call predecessors, (25), 17 states have call successors, (25) [2021-11-21 00:50:30,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:50:30,139 INFO L93 Difference]: Finished difference Result 101 states and 104 transitions. [2021-11-21 00:50:30,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-21 00:50:30,140 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 26 states have (on average 3.1153846153846154) internal successors, (81), 31 states have internal predecessors, (81), 17 states have call successors, (25), 3 states have call predecessors, (25), 8 states have return successors, (25), 12 states have call predecessors, (25), 17 states have call successors, (25) Word has length 66 [2021-11-21 00:50:30,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:50:30,141 INFO L225 Difference]: With dead ends: 101 [2021-11-21 00:50:30,141 INFO L226 Difference]: Without dead ends: 73 [2021-11-21 00:50:30,143 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 150 SyntacticMatches, 4 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1336 ImplicationChecksByTransitivity, 66.6s TimeCoverageRelationStatistics Valid=352, Invalid=3680, Unknown=0, NotChecked=0, Total=4032 [2021-11-21 00:50:30,143 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 29 mSDsluCounter, 671 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 653 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 48 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-21 00:50:30,144 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 653 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 161 Invalid, 0 Unknown, 48 Unchecked, 0.4s Time] [2021-11-21 00:50:30,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-11-21 00:50:30,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-11-21 00:50:30,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 47 states have (on average 1.0212765957446808) internal successors, (48), 47 states have internal predecessors, (48), 13 states have call successors, (13), 13 states have call predecessors, (13), 12 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-11-21 00:50:30,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 73 transitions. [2021-11-21 00:50:30,173 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 73 transitions. Word has length 66 [2021-11-21 00:50:30,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:50:30,174 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 73 transitions. [2021-11-21 00:50:30,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 26 states have (on average 3.1153846153846154) internal successors, (81), 31 states have internal predecessors, (81), 17 states have call successors, (25), 3 states have call predecessors, (25), 8 states have return successors, (25), 12 states have call predecessors, (25), 17 states have call successors, (25) [2021-11-21 00:50:30,174 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2021-11-21 00:50:30,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 00:50:30,175 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:50:30,176 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:50:30,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-21 00:50:30,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-21 00:50:30,398 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:50:30,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:50:30,398 INFO L85 PathProgramCache]: Analyzing trace with hash 507163733, now seen corresponding path program 4 times [2021-11-21 00:50:30,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:50:30,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956934162] [2021-11-21 00:50:30,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:50:30,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:50:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:50:30,723 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 4 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 00:50:30,724 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:50:30,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956934162] [2021-11-21 00:50:30,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956934162] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:50:30,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1655485670] [2021-11-21 00:50:30,724 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-21 00:50:30,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:50:30,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:50:30,725 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:50:30,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee44b64-c156-469a-8daa-5eaadbe2587f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-21 00:50:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:50:30,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-21 00:50:30,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:50:30,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:30,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:30,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:30,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:30,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:30,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:30,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2021-11-21 00:50:31,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:31,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:31,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:31,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:31,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:31,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:31,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2021-11-21 00:50:33,492 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 32 proven. 17 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 00:50:33,492 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:50:38,516 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-21 00:50:38,516 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 19572 treesize of output 1 [2021-11-21 00:50:38,527 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 18 proven. 25 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 00:50:38,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1655485670] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:50:38,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [78458598] [2021-11-21 00:50:38,530 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-21 00:50:38,530 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 00:50:38,531 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 00:50:38,531 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 00:50:38,532 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 00:50:38,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:38,655 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-21 00:50:38,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-21 00:50:38,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:38,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-21 00:50:39,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:50:39,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2021-11-21 00:50:39,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2021-11-21 00:50:39,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:39,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:50:43,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:50:43,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:50:43,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:50:43,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:43,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2021-11-21 00:50:45,613 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_init with input of size 111 for LOIs [2021-11-21 00:50:47,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:50:47,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,527 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:50:47,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:50:47,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:50:47,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:47,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:50:48,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:50:48,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:50:48,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:50:48,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:50:48,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:48,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:50:49,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:49,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:49,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:49,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:49,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:49,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:49,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:49,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:49,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:49,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:50,460 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:50:50,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 648 treesize of output 623 [2021-11-21 00:50:50,762 INFO L354 Elim1Store]: treesize reduction 350, result has 12.7 percent of original size [2021-11-21 00:50:50,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 623 treesize of output 645 [2021-11-21 00:50:51,257 INFO L354 Elim1Store]: treesize reduction 1010, result has 7.3 percent of original size [2021-11-21 00:50:51,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 645 treesize of output 679 [2021-11-21 00:50:51,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:51,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:51,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:51,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:51,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:51,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:51,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:51,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:51,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:51,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:50:51,664 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:50:51,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 679 treesize of output 652 [2021-11-21 00:50:52,612 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 9 [2021-11-21 00:50:53,580 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 9 [2021-11-21 00:51:01,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:01,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 30 [2021-11-21 00:51:03,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:03,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:03,187 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 00:51:03,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 121 treesize of output 107 [2021-11-21 00:51:06,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:06,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:06,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:06,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:06,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:06,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:06,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:06,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:06,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:06,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:07,760 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:51:07,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 648 treesize of output 621 [2021-11-21 00:51:08,017 INFO L354 Elim1Store]: treesize reduction 350, result has 12.7 percent of original size [2021-11-21 00:51:08,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 621 treesize of output 643 [2021-11-21 00:51:08,406 INFO L354 Elim1Store]: treesize reduction 1010, result has 7.3 percent of original size [2021-11-21 00:51:08,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 643 treesize of output 677 [2021-11-21 00:51:08,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:08,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:08,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:08,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:08,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:08,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:08,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:08,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:08,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:08,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:08,803 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:51:08,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 677 treesize of output 652 [2021-11-21 00:51:09,478 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 9 [2021-11-21 00:51:11,140 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 9 [2021-11-21 00:51:12,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:12,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-11-21 00:51:14,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:14,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-11-21 00:51:17,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,487 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:51:17,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:51:17,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:51:17,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:51:17,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:17,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:51:18,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:51:18,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:51:18,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:51:18,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:51:18,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:18,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:51:19,390 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:51:19,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 241 treesize of output 240 [2021-11-21 00:51:19,512 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:51:19,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 209 treesize of output 202 [2021-11-21 00:51:19,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:19,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:19,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:19,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:19,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:19,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:19,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:19,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:19,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:19,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:20,051 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:51:20,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:51:20,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:20,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:20,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:20,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:20,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:20,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:20,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:20,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:20,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:20,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:20,452 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:51:20,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:51:21,486 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:51:21,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 241 treesize of output 234 [2021-11-21 00:51:21,788 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:51:21,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 209 treesize of output 208 [2021-11-21 00:51:21,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:21,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:21,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:21,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:21,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:21,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:21,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:21,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:21,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:21,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:22,333 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:51:22,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:51:22,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:22,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:22,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:22,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:22,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:22,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:22,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:22,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:22,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:22,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:22,721 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:51:22,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:51:24,215 INFO L354 Elim1Store]: treesize reduction 505, result has 7.3 percent of original size [2021-11-21 00:51:24,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 241 treesize of output 240 [2021-11-21 00:51:24,335 INFO L354 Elim1Store]: treesize reduction 175, result has 12.9 percent of original size [2021-11-21 00:51:24,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 209 treesize of output 202 [2021-11-21 00:51:24,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,835 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:51:24,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 177 treesize of output 200 [2021-11-21 00:51:24,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:24,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,225 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:51:25,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 185 treesize of output 208 [2021-11-21 00:51:25,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:51:25,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,836 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:51:25,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:51:25,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:51:25,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:25,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:51:26,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:26,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:26,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:26,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:26,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:26,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:26,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:26,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:26,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:26,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:26,872 INFO L354 Elim1Store]: treesize reduction 1096, result has 5.9 percent of original size [2021-11-21 00:51:26,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 648 treesize of output 623 [2021-11-21 00:51:27,492 INFO L354 Elim1Store]: treesize reduction 1010, result has 7.3 percent of original size [2021-11-21 00:51:27,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 623 treesize of output 657 [2021-11-21 00:51:27,714 INFO L354 Elim1Store]: treesize reduction 350, result has 12.7 percent of original size [2021-11-21 00:51:27,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 657 treesize of output 679 [2021-11-21 00:51:27,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:27,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:27,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:27,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:27,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:27,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:27,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:27,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:27,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:27,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:28,088 INFO L354 Elim1Store]: treesize reduction 1106, result has 6.0 percent of original size [2021-11-21 00:51:28,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 679 treesize of output 652 [2021-11-21 00:51:30,179 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 9 [2021-11-21 00:51:31,612 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 9 [2021-11-21 00:51:35,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:35,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-11-21 00:51:37,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:37,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-11-21 00:51:38,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-11-21 00:51:38,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 93 [2021-11-21 00:51:38,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-21 00:51:38,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:51:38,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 00:51:38,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 95 [2021-11-21 00:51:38,804 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_empty with input of size 124 for LOIs [2021-11-21 00:51:42,029 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 150 for LOIs [2021-11-21 00:51:42,978 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 24 for LOIs [2021-11-21 00:51:43,301 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_is_valid with input of size 140 for LOIs [2021-11-21 00:51:49,936 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_node_next_is_valid with input of size 83 for LOIs [2021-11-21 00:51:50,303 INFO L180 IcfgInterpreter]: Interpretation finished