./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/memset_override_0_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/memset_override_0_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7 --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 5db0d3c47797ff0a215821e8d5fa38ab9190be93d125d3ffd24136b371560f6c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:32:59,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:32:59,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:32:59,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:32:59,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:32:59,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:32:59,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:32:59,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:32:59,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:32:59,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:32:59,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:32:59,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:32:59,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:32:59,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:32:59,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:32:59,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:32:59,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:32:59,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:32:59,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:32:59,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:32:59,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:32:59,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:32:59,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:32:59,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:32:59,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:32:59,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:32:59,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:32:59,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:32:59,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:32:59,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:32:59,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:32:59,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:32:59,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:32:59,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:32:59,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:32:59,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:32:59,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:32:59,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:32:59,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:32:59,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:32:59,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:32:59,487 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 20:32:59,515 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:32:59,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:32:59,516 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:32:59,516 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:32:59,517 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:32:59,518 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:32:59,518 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:32:59,518 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:32:59,519 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:32:59,519 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:32:59,519 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:32:59,520 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:32:59,520 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:32:59,520 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:32:59,521 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:32:59,521 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:32:59,521 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:32:59,522 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:32:59,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:32:59,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:32:59,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:32:59,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:32:59,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:32:59,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:32:59,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:32:59,525 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:32:59,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:32:59,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:32:59,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:32:59,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:32:59,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:32:59,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:32:59,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:32:59,528 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:32:59,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:32:59,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:32:59,529 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:32:59,529 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:32:59,530 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_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5db0d3c47797ff0a215821e8d5fa38ab9190be93d125d3ffd24136b371560f6c [2021-11-25 20:32:59,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:32:59,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:32:59,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:32:59,828 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:32:59,829 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:32:59,831 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/aws-c-common/memset_override_0_harness.i [2021-11-25 20:32:59,910 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/data/272f62c27/baca9376579b416d887fd3bf996140a4/FLAGa2dc306a6 [2021-11-25 20:33:00,597 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:33:00,598 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/sv-benchmarks/c/aws-c-common/memset_override_0_harness.i [2021-11-25 20:33:00,636 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/data/272f62c27/baca9376579b416d887fd3bf996140a4/FLAGa2dc306a6 [2021-11-25 20:33:00,917 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/data/272f62c27/baca9376579b416d887fd3bf996140a4 [2021-11-25 20:33:00,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:33:00,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:33:00,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:33:00,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:33:00,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:33:00,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:33:00" (1/1) ... [2021-11-25 20:33:00,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49a8c828 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:00, skipping insertion in model container [2021-11-25 20:33:00,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:33:00" (1/1) ... [2021-11-25 20:33:00,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:33:01,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:33:01,303 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_da936f13-276b-43b7-88f8-c2aaf78b9551/sv-benchmarks/c/aws-c-common/memset_override_0_harness.i[4491,4504] [2021-11-25 20:33:01,308 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_da936f13-276b-43b7-88f8-c2aaf78b9551/sv-benchmarks/c/aws-c-common/memset_override_0_harness.i[4551,4564] [2021-11-25 20:33:01,982 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:01,988 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:01,989 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:01,990 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:01,994 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,007 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,014 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,016 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,017 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,018 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,019 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,020 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,020 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,180 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-25 20:33:02,181 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-25 20:33:02,182 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-25 20:33:02,184 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-25 20:33:02,185 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-25 20:33:02,186 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-25 20:33:02,186 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-25 20:33:02,187 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-25 20:33:02,188 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-25 20:33:02,188 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-25 20:33:02,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:33:02,259 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:33:02,273 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_da936f13-276b-43b7-88f8-c2aaf78b9551/sv-benchmarks/c/aws-c-common/memset_override_0_harness.i[4491,4504] [2021-11-25 20:33:02,273 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_da936f13-276b-43b7-88f8-c2aaf78b9551/sv-benchmarks/c/aws-c-common/memset_override_0_harness.i[4551,4564] [2021-11-25 20:33:02,321 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,322 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,322 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,323 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,324 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,334 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,335 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,336 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,337 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,338 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,339 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,340 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,340 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:02,362 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-25 20:33:02,364 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-25 20:33:02,365 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-25 20:33:02,366 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-25 20:33:02,367 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-25 20:33:02,368 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-25 20:33:02,368 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-25 20:33:02,369 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-25 20:33:02,370 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-25 20:33:02,370 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-25 20:33:02,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:33:02,706 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:33:02,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:02 WrapperNode [2021-11-25 20:33:02,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:33:02,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:33:02,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:33:02,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:33:02,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:02" (1/1) ... [2021-11-25 20:33:02,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:02" (1/1) ... [2021-11-25 20:33:02,844 INFO L137 Inliner]: procedures = 592, calls = 609, calls flagged for inlining = 38, calls inlined = 6, statements flattened = 85 [2021-11-25 20:33:02,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:33:02,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:33:02,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:33:02,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:33:02,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:02" (1/1) ... [2021-11-25 20:33:02,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:02" (1/1) ... [2021-11-25 20:33:02,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:02" (1/1) ... [2021-11-25 20:33:02,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:02" (1/1) ... [2021-11-25 20:33:02,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:02" (1/1) ... [2021-11-25 20:33:02,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:02" (1/1) ... [2021-11-25 20:33:02,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:02" (1/1) ... [2021-11-25 20:33:02,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:33:02,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:33:02,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:33:02,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:33:02,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:02" (1/1) ... [2021-11-25 20:33:02,902 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:33:02,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:33:02,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:33:02,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:33:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:33:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:33:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 20:33:02,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 20:33:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:33:02,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:33:02,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:33:02,983 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 20:33:02,983 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 20:33:02,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:33:02,983 INFO L130 BoogieDeclarations]: Found specification of procedure assert_all_bytes_are [2021-11-25 20:33:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_all_bytes_are [2021-11-25 20:33:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-25 20:33:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-25 20:33:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:33:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:33:03,231 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:33:03,233 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:33:03,440 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:33:03,474 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:33:03,474 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-25 20:33:03,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:33:03 BoogieIcfgContainer [2021-11-25 20:33:03,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:33:03,479 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:33:03,479 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:33:03,482 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:33:03,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:33:00" (1/3) ... [2021-11-25 20:33:03,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@476563cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:33:03, skipping insertion in model container [2021-11-25 20:33:03,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:02" (2/3) ... [2021-11-25 20:33:03,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@476563cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:33:03, skipping insertion in model container [2021-11-25 20:33:03,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:33:03" (3/3) ... [2021-11-25 20:33:03,485 INFO L111 eAbstractionObserver]: Analyzing ICFG memset_override_0_harness.i [2021-11-25 20:33:03,516 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:33:03,516 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 20:33:03,584 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:33:03,597 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 [2021-11-25 20:33:03,598 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 20:33:03,624 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 28 states have internal predecessors, (34), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2021-11-25 20:33:03,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 20:33:03,631 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:03,631 INFO L514 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:33:03,632 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:03,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:03,639 INFO L85 PathProgramCache]: Analyzing trace with hash 1342933705, now seen corresponding path program 1 times [2021-11-25 20:33:03,647 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:33:03,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735405185] [2021-11-25 20:33:03,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:03,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:33:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:04,282 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 20:33:04,283 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:33:04,283 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735405185] [2021-11-25 20:33:04,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735405185] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:33:04,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2040447307] [2021-11-25 20:33:04,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:04,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:33:04,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:33:04,287 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:33:04,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:33:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:04,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 20:33:04,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 20:33:04,904 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:05,275 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 20:33:05,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2040447307] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:05,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [213502129] [2021-11-25 20:33:05,300 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2021-11-25 20:33:05,300 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:33:05,305 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:33:05,310 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:33:05,311 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:33:05,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:33:05,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:33:05,470 INFO L354 Elim1Store]: treesize reduction 83, result has 33.6 percent of original size [2021-11-25 20:33:05,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 30 treesize of output 64 [2021-11-25 20:33:05,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:33:05,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:33:05,601 INFO L354 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2021-11-25 20:33:05,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 49 treesize of output 85 [2021-11-25 20:33:06,472 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 29 for LOIs [2021-11-25 20:33:06,497 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 10 for LOIs [2021-11-25 20:33:06,502 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 20:33:07,902 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [213502129] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:33:07,902 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:33:07,902 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [7, 7, 8] total 23 [2021-11-25 20:33:07,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565861203] [2021-11-25 20:33:07,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:33:07,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-25 20:33:07,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:33:07,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-25 20:33:07,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=403, Unknown=0, NotChecked=0, Total=506 [2021-11-25 20:33:07,943 INFO L87 Difference]: Start difference. First operand has 48 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 28 states have internal predecessors, (34), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 13 states, 9 states have (on average 1.0) internal successors, (9), 8 states have internal predecessors, (9), 4 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2021-11-25 20:33:08,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:08,344 INFO L93 Difference]: Finished difference Result 127 states and 173 transitions. [2021-11-25 20:33:08,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 20:33:08,347 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 9 states have (on average 1.0) internal successors, (9), 8 states have internal predecessors, (9), 4 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) Word has length 24 [2021-11-25 20:33:08,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:08,356 INFO L225 Difference]: With dead ends: 127 [2021-11-25 20:33:08,356 INFO L226 Difference]: Without dead ends: 81 [2021-11-25 20:33:08,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 49 SyntacticMatches, 7 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=103, Invalid=403, Unknown=0, NotChecked=0, Total=506 [2021-11-25 20:33:08,363 INFO L933 BasicCegarLoop]: 71 mSDtfsCounter, 87 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 122 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:08,364 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [99 Valid, 307 Invalid, 302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 140 Invalid, 0 Unknown, 122 Unchecked, 0.3s Time] [2021-11-25 20:33:08,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-11-25 20:33:08,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79. [2021-11-25 20:33:08,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 45 states have (on average 1.1777777777777778) internal successors, (53), 47 states have internal predecessors, (53), 26 states have call successors, (26), 9 states have call predecessors, (26), 7 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 20:33:08,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 101 transitions. [2021-11-25 20:33:08,415 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 101 transitions. Word has length 24 [2021-11-25 20:33:08,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:08,415 INFO L470 AbstractCegarLoop]: Abstraction has 79 states and 101 transitions. [2021-11-25 20:33:08,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 9 states have (on average 1.0) internal successors, (9), 8 states have internal predecessors, (9), 4 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2021-11-25 20:33:08,416 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 101 transitions. [2021-11-25 20:33:08,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 20:33:08,418 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:08,418 INFO L514 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:33:08,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:08,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-25 20:33:08,632 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:08,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:08,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1152670264, now seen corresponding path program 1 times [2021-11-25 20:33:08,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:33:08,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454500213] [2021-11-25 20:33:08,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:08,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:33:08,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:08,765 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 20:33:08,765 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:33:08,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454500213] [2021-11-25 20:33:08,765 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454500213] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:33:08,766 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:33:08,766 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:33:08,766 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874607587] [2021-11-25 20:33:08,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:33:08,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:33:08,767 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:33:08,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:33:08,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:33:08,768 INFO L87 Difference]: Start difference. First operand 79 states and 101 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-25 20:33:08,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:08,802 INFO L93 Difference]: Finished difference Result 114 states and 145 transitions. [2021-11-25 20:33:08,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:33:08,803 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 25 [2021-11-25 20:33:08,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:08,805 INFO L225 Difference]: With dead ends: 114 [2021-11-25 20:33:08,805 INFO L226 Difference]: Without dead ends: 80 [2021-11-25 20:33:08,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:33:08,807 INFO L933 BasicCegarLoop]: 49 mSDtfsCounter, 0 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:08,808 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 95 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 20:33:08,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2021-11-25 20:33:08,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2021-11-25 20:33:08,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 46 states have (on average 1.173913043478261) internal successors, (54), 48 states have internal predecessors, (54), 26 states have call successors, (26), 9 states have call predecessors, (26), 7 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 20:33:08,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 102 transitions. [2021-11-25 20:33:08,826 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 102 transitions. Word has length 25 [2021-11-25 20:33:08,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:08,827 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 102 transitions. [2021-11-25 20:33:08,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-25 20:33:08,827 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 102 transitions. [2021-11-25 20:33:08,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 20:33:08,828 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:08,828 INFO L514 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:33:08,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 20:33:08,830 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:08,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:08,831 INFO L85 PathProgramCache]: Analyzing trace with hash 1319363776, now seen corresponding path program 1 times [2021-11-25 20:33:08,831 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:33:08,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225336947] [2021-11-25 20:33:08,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:08,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:33:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:09,078 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 20:33:09,078 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:33:09,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225336947] [2021-11-25 20:33:09,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225336947] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:33:09,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2005361810] [2021-11-25 20:33:09,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:09,080 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:33:09,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:33:09,081 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:33:09,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:33:09,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:09,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-25 20:33:09,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:09,428 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 20:33:09,428 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:09,726 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 20:33:09,726 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2005361810] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:09,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1264092844] [2021-11-25 20:33:09,731 INFO L159 IcfgInterpreter]: Started Sifa with 18 locations of interest [2021-11-25 20:33:09,732 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:33:09,733 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:33:09,733 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:33:09,737 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:33:09,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:33:09,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:33:09,847 INFO L354 Elim1Store]: treesize reduction 83, result has 33.6 percent of original size [2021-11-25 20:33:09,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 30 treesize of output 64 [2021-11-25 20:33:09,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:33:09,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:33:09,946 INFO L354 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2021-11-25 20:33:09,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 49 treesize of output 85 [2021-11-25 20:33:10,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2021-11-25 20:33:10,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2021-11-25 20:33:10,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2021-11-25 20:33:10,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2021-11-25 20:33:10,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2021-11-25 20:33:10,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2021-11-25 20:33:10,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:33:10,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 301 treesize of output 300 [2021-11-25 20:33:10,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2021-11-25 20:33:10,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2021-11-25 20:33:10,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2021-11-25 20:33:10,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2021-11-25 20:33:10,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2021-11-25 20:33:10,794 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 25 for LOIs [2021-11-25 20:33:10,817 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 10 for LOIs [2021-11-25 20:33:10,819 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 20:33:12,431 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '975#(and (<= 0 |#NULL.base|) (= (mod __VERIFIER_assert_~cond 256) 0) (<= |#NULL.offset| 0) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= |#NULL.base| 0) (<= 0 |#NULL.offset|) (exists ((|v_ULTIMATE.start_memset_override_0_impl_~c#1_BEFORE_CALL_13| Int)) (and (<= |v_ULTIMATE.start_memset_override_0_impl_~c#1_BEFORE_CALL_13| 2147483647) (<= 0 (+ |v_ULTIMATE.start_memset_override_0_impl_~c#1_BEFORE_CALL_13| 2147483648)) (= (ite (= (ite (= |v_ULTIMATE.start_memset_override_0_impl_~c#1_BEFORE_CALL_13| 0) 1 0) 0) 0 1) |__VERIFIER_assert_#in~cond|))) (<= 0 |#StackHeapBarrier|))' at error location [2021-11-25 20:33:12,431 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-25 20:33:12,431 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:33:12,431 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10, 7] total 14 [2021-11-25 20:33:12,431 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491130861] [2021-11-25 20:33:12,432 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 20:33:12,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-25 20:33:12,432 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:33:12,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-25 20:33:12,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=653, Unknown=0, NotChecked=0, Total=756 [2021-11-25 20:33:12,433 INFO L87 Difference]: Start difference. First operand 80 states and 102 transitions. Second operand has 14 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 12 states have internal predecessors, (20), 6 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (9), 3 states have call predecessors, (9), 6 states have call successors, (9) [2021-11-25 20:33:12,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:12,627 INFO L93 Difference]: Finished difference Result 87 states and 108 transitions. [2021-11-25 20:33:12,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 20:33:12,628 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 12 states have internal predecessors, (20), 6 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (9), 3 states have call predecessors, (9), 6 states have call successors, (9) Word has length 26 [2021-11-25 20:33:12,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:12,629 INFO L225 Difference]: With dead ends: 87 [2021-11-25 20:33:12,629 INFO L226 Difference]: Without dead ends: 85 [2021-11-25 20:33:12,630 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 52 SyntacticMatches, 5 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=124, Invalid=806, Unknown=0, NotChecked=0, Total=930 [2021-11-25 20:33:12,631 INFO L933 BasicCegarLoop]: 37 mSDtfsCounter, 55 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:12,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 231 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:33:12,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-11-25 20:33:12,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 84. [2021-11-25 20:33:12,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 49 states have (on average 1.163265306122449) internal successors, (57), 51 states have internal predecessors, (57), 26 states have call successors, (26), 10 states have call predecessors, (26), 8 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 20:33:12,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 105 transitions. [2021-11-25 20:33:12,649 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 105 transitions. Word has length 26 [2021-11-25 20:33:12,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:12,649 INFO L470 AbstractCegarLoop]: Abstraction has 84 states and 105 transitions. [2021-11-25 20:33:12,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 12 states have internal predecessors, (20), 6 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (9), 3 states have call predecessors, (9), 6 states have call successors, (9) [2021-11-25 20:33:12,650 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2021-11-25 20:33:12,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 20:33:12,651 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:12,651 INFO L514 BasicCegarLoop]: trace histogram [5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:33:12,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:12,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-25 20:33:12,878 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:12,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:12,879 INFO L85 PathProgramCache]: Analyzing trace with hash -16112764, now seen corresponding path program 1 times [2021-11-25 20:33:12,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:33:12,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250198872] [2021-11-25 20:33:12,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:12,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:33:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 20:33:12,949 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 20:33:13,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 20:33:13,044 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-25 20:33:13,044 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-25 20:33:13,049 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 20:33:13,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 20:33:13,054 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-25 20:33:13,057 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 20:33:13,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:33:13 BoogieIcfgContainer [2021-11-25 20:33:13,117 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 20:33:13,120 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 20:33:13,120 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 20:33:13,120 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 20:33:13,120 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:33:03" (3/4) ... [2021-11-25 20:33:13,123 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-25 20:33:13,123 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 20:33:13,124 INFO L158 Benchmark]: Toolchain (without parser) took 12202.61ms. Allocated memory was 127.9MB in the beginning and 272.6MB in the end (delta: 144.7MB). Free memory was 79.4MB in the beginning and 114.5MB in the end (delta: -35.1MB). Peak memory consumption was 108.9MB. Max. memory is 16.1GB. [2021-11-25 20:33:13,125 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 127.9MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:33:13,125 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1783.61ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 79.2MB in the beginning and 82.9MB in the end (delta: -3.7MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2021-11-25 20:33:13,125 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.67ms. Allocated memory is still 163.6MB. Free memory was 82.9MB in the beginning and 77.8MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 20:33:13,126 INFO L158 Benchmark]: Boogie Preprocessor took 35.46ms. Allocated memory is still 163.6MB. Free memory was 77.8MB in the beginning and 75.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 20:33:13,127 INFO L158 Benchmark]: RCFGBuilder took 596.38ms. Allocated memory is still 163.6MB. Free memory was 75.7MB in the beginning and 57.7MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-25 20:33:13,127 INFO L158 Benchmark]: TraceAbstraction took 9638.44ms. Allocated memory was 163.6MB in the beginning and 272.6MB in the end (delta: 109.1MB). Free memory was 56.8MB in the beginning and 115.5MB in the end (delta: -58.7MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2021-11-25 20:33:13,128 INFO L158 Benchmark]: Witness Printer took 4.03ms. Allocated memory is still 272.6MB. Free memory was 115.5MB in the beginning and 114.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:33:13,134 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 127.9MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1783.61ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 79.2MB in the beginning and 82.9MB in the end (delta: -3.7MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.67ms. Allocated memory is still 163.6MB. Free memory was 82.9MB in the beginning and 77.8MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.46ms. Allocated memory is still 163.6MB. Free memory was 77.8MB in the beginning and 75.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 596.38ms. Allocated memory is still 163.6MB. Free memory was 75.7MB in the beginning and 57.7MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 9638.44ms. Allocated memory was 163.6MB in the beginning and 272.6MB in the end (delta: 109.1MB). Free memory was 56.8MB in the beginning and 115.5MB in the end (delta: -58.7MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. * Witness Printer took 4.03ms. Allocated memory is still 272.6MB. Free memory was 115.5MB in the beginning and 114.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 223]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 5885. Possible FailurePath: [L5919] CALL memset_override_0_harness() [L5906] short d1[160]; [L5907] short d2[160]; [L5908] int c = __VERIFIER_nondet_int(); [L5909] CALL assume_abort_if_not(c == 0) VAL [\old(cond)=1] [L211] COND FALSE !(!cond) [L5909] RET assume_abort_if_not(c == 0) VAL [c=0, d1={6:0}, d2={5:0}] [L5911] unsigned size = __VERIFIER_nondet_uint(); [L5912] CALL assume_abort_if_not((size & 0x7) == 0) VAL [\old(cond)=1] [L211] COND FALSE !(!cond) [L5912] RET assume_abort_if_not((size & 0x7) == 0) VAL [c=0, d1={6:0}, d2={5:0}, size=0] [L5913] CALL assume_abort_if_not(size < 160) VAL [\old(cond)=1] [L211] COND FALSE !(!cond) [L5913] RET assume_abort_if_not(size < 160) VAL [c=0, d1={6:0}, d2={5:0}, size=0] [L5914] CALL memset_impl(d1, c, size) [L5870] CALL assume_abort_if_not((((n) == 0) || (s))) VAL [\old(cond)=1] [L211] COND FALSE !(!cond) [L5870] RET assume_abort_if_not((((n) == 0) || (s))) VAL [c=0, n=0, s={6:0}] [L5871] COND FALSE !(n > 0) VAL [c=0, n=0, s={6:0}] [L5876] return s; [L5914] RET memset_impl(d1, c, size) [L5915] CALL memset_override_0_impl(d2, c, size) [L5881] CALL assume_abort_if_not((((n) == 0) || (dst))) VAL [\old(cond)=1] [L211] COND FALSE !(!cond) [L5881] RET assume_abort_if_not((((n) == 0) || (dst))) VAL [c=0, dst={5:0}, n=0] [L5883] CALL __VERIFIER_assert(c == 0) VAL [\old(cond)=1] [L223] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1] [L5883] RET __VERIFIER_assert(c == 0) VAL [c=0, dst={5:0}, n=0] [L5884] size_t num_uint64s = n >> 3; [L5885] size_t rem = n & 0x7; VAL [c=0, dst={5:0}, n=0, num_uint64s=0] [L5886] CALL __VERIFIER_assert(rem == 0) VAL [\old(cond)=0] [L223] COND TRUE !cond VAL [\old(cond)=0, cond=0] [L223] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.5s, OverallIterations: 4, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 155 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 142 mSDsluCounter, 633 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 122 IncrementalHoareTripleChecker+Unchecked, 542 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 288 IncrementalHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 157 mSDtfsCounter, 288 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 166 GetRequests, 103 SyntacticMatches, 12 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 334 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred in iteration=3, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 155 NumberOfCodeBlocks, 155 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 168 ConstructedInterpolants, 0 QuantifiedInterpolants, 656 SizeOfPredicates, 27 NumberOfNonLiveVariables, 312 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 119/143 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME: 1.2s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 20, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 9, TOOLS_POST_TIME: 0.3s, TOOLS_POST_CALL_APPLICATIONS: 16, TOOLS_POST_CALL_TIME: 0.5s, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME: 0.1s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 35, TOOLS_QUANTIFIERELIM_TIME: 0.9s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.3s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 45, FLUID_YES_ANSWERS: 4, DOMAIN_JOIN_APPLICATIONS: 16, DOMAIN_JOIN_TIME: 0.1s, DOMAIN_ALPHA_APPLICATIONS: 4, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 20, DOMAIN_ISBOTTOM_TIME: 0.0s, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME: 0.0s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 10, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 215, DAG_COMPRESSION_RETAINED_NODES: 55, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-25 20:33:13,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/memset_override_0_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7 --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 5db0d3c47797ff0a215821e8d5fa38ab9190be93d125d3ffd24136b371560f6c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:33:15,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:33:15,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:33:15,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:33:15,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:33:15,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:33:15,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:33:15,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:33:15,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:33:15,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:33:15,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:33:15,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:33:15,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:33:15,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:33:15,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:33:15,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:33:15,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:33:15,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:33:15,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:33:15,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:33:15,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:33:15,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:33:15,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:33:15,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:33:15,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:33:15,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:33:15,589 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:33:15,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:33:15,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:33:15,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:33:15,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:33:15,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:33:15,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:33:15,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:33:15,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:33:15,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:33:15,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:33:15,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:33:15,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:33:15,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:33:15,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:33:15,609 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-25 20:33:15,654 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:33:15,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:33:15,656 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:33:15,656 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:33:15,657 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:33:15,658 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:33:15,658 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:33:15,658 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:33:15,658 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:33:15,659 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:33:15,660 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:33:15,660 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:33:15,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:33:15,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:33:15,662 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:33:15,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:33:15,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:33:15,662 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 20:33:15,663 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 20:33:15,663 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 20:33:15,663 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:33:15,663 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:33:15,664 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:33:15,664 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:33:15,664 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 20:33:15,664 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:33:15,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:33:15,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:33:15,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:33:15,665 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:33:15,666 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 20:33:15,666 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 20:33:15,666 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:33:15,667 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:33:15,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:33:15,667 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5db0d3c47797ff0a215821e8d5fa38ab9190be93d125d3ffd24136b371560f6c [2021-11-25 20:33:16,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:33:16,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:33:16,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:33:16,044 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:33:16,045 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:33:16,047 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/aws-c-common/memset_override_0_harness.i [2021-11-25 20:33:16,119 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/data/a243761c7/f4d752a3399d41f3b5c510d297249834/FLAG703cfba75 [2021-11-25 20:33:16,772 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:33:16,772 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/sv-benchmarks/c/aws-c-common/memset_override_0_harness.i [2021-11-25 20:33:16,805 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/data/a243761c7/f4d752a3399d41f3b5c510d297249834/FLAG703cfba75 [2021-11-25 20:33:16,942 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/data/a243761c7/f4d752a3399d41f3b5c510d297249834 [2021-11-25 20:33:16,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:33:16,949 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:33:16,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:33:16,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:33:16,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:33:16,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:33:16" (1/1) ... [2021-11-25 20:33:16,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e23789 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:16, skipping insertion in model container [2021-11-25 20:33:16,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:33:16" (1/1) ... [2021-11-25 20:33:16,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:33:17,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:33:17,376 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_da936f13-276b-43b7-88f8-c2aaf78b9551/sv-benchmarks/c/aws-c-common/memset_override_0_harness.i[4491,4504] [2021-11-25 20:33:17,381 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_da936f13-276b-43b7-88f8-c2aaf78b9551/sv-benchmarks/c/aws-c-common/memset_override_0_harness.i[4551,4564] [2021-11-25 20:33:18,282 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,283 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,284 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,285 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,286 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,315 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,318 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,321 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,323 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,326 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,327 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,329 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,330 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,542 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-25 20:33:18,543 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-25 20:33:18,544 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-25 20:33:18,545 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-25 20:33:18,547 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-25 20:33:18,547 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-25 20:33:18,548 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-25 20:33:18,549 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-25 20:33:18,549 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-25 20:33:18,550 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-25 20:33:18,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:33:18,678 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-25 20:33:18,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:33:18,705 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_da936f13-276b-43b7-88f8-c2aaf78b9551/sv-benchmarks/c/aws-c-common/memset_override_0_harness.i[4491,4504] [2021-11-25 20:33:18,706 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_da936f13-276b-43b7-88f8-c2aaf78b9551/sv-benchmarks/c/aws-c-common/memset_override_0_harness.i[4551,4564] [2021-11-25 20:33:18,767 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,767 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,768 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,768 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,769 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,777 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,778 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,779 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,780 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,781 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,782 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,782 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,783 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,801 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-25 20:33:18,807 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-25 20:33:18,808 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-25 20:33:18,810 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-25 20:33:18,811 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-25 20:33:18,812 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-25 20:33:18,812 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-25 20:33:18,813 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-25 20:33:18,813 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-25 20:33:18,814 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-25 20:33:18,853 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:33:18,863 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:33:18,889 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_da936f13-276b-43b7-88f8-c2aaf78b9551/sv-benchmarks/c/aws-c-common/memset_override_0_harness.i[4491,4504] [2021-11-25 20:33:18,895 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_da936f13-276b-43b7-88f8-c2aaf78b9551/sv-benchmarks/c/aws-c-common/memset_override_0_harness.i[4551,4564] [2021-11-25 20:33:18,937 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,938 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,938 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,939 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,939 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,962 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,962 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,963 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,964 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,965 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,966 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,966 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,966 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 20:33:18,992 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-25 20:33:18,993 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-25 20:33:18,994 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-25 20:33:18,995 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-25 20:33:18,996 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-25 20:33:18,997 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-25 20:33:18,998 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-25 20:33:18,998 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-25 20:33:18,999 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-25 20:33:18,999 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-25 20:33:19,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:33:19,265 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:33:19,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:19 WrapperNode [2021-11-25 20:33:19,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:33:19,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:33:19,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:33:19,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:33:19,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:19" (1/1) ... [2021-11-25 20:33:19,368 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:19" (1/1) ... [2021-11-25 20:33:19,416 INFO L137 Inliner]: procedures = 611, calls = 609, calls flagged for inlining = 38, calls inlined = 6, statements flattened = 85 [2021-11-25 20:33:19,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:33:19,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:33:19,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:33:19,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:33:19,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:19" (1/1) ... [2021-11-25 20:33:19,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:19" (1/1) ... [2021-11-25 20:33:19,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:19" (1/1) ... [2021-11-25 20:33:19,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:19" (1/1) ... [2021-11-25 20:33:19,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:19" (1/1) ... [2021-11-25 20:33:19,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:19" (1/1) ... [2021-11-25 20:33:19,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:19" (1/1) ... [2021-11-25 20:33:19,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:33:19,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:33:19,512 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:33:19,512 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:33:19,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:19" (1/1) ... [2021-11-25 20:33:19,520 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:33:19,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:33:19,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:33:19,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:33:19,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:33:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-25 20:33:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 20:33:19,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 20:33:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:33:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:33:19,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:33:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-25 20:33:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 20:33:19,596 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 20:33:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:33:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-25 20:33:19,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-25 20:33:19,597 INFO L130 BoogieDeclarations]: Found specification of procedure assert_all_bytes_are [2021-11-25 20:33:19,597 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_all_bytes_are [2021-11-25 20:33:19,597 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-25 20:33:19,597 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-25 20:33:19,893 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:33:19,895 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:33:20,228 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:33:20,235 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:33:20,235 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-25 20:33:20,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:33:20 BoogieIcfgContainer [2021-11-25 20:33:20,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:33:20,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:33:20,239 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:33:20,242 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:33:20,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:33:16" (1/3) ... [2021-11-25 20:33:20,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36d419f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:33:20, skipping insertion in model container [2021-11-25 20:33:20,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:33:19" (2/3) ... [2021-11-25 20:33:20,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36d419f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:33:20, skipping insertion in model container [2021-11-25 20:33:20,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:33:20" (3/3) ... [2021-11-25 20:33:20,245 INFO L111 eAbstractionObserver]: Analyzing ICFG memset_override_0_harness.i [2021-11-25 20:33:20,250 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:33:20,250 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 20:33:20,297 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:33:20,304 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 [2021-11-25 20:33:20,304 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 20:33:20,321 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 40 states have internal predecessors, (49), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2021-11-25 20:33:20,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 20:33:20,327 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:20,327 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:33:20,328 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:20,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:20,333 INFO L85 PathProgramCache]: Analyzing trace with hash 16590849, now seen corresponding path program 1 times [2021-11-25 20:33:20,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:33:20,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [517512384] [2021-11-25 20:33:20,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:20,348 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:33:20,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:33:20,351 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:33:20,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-25 20:33:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:20,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 20:33:20,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:20,737 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-25 20:33:20,738 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:33:20,738 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:33:20,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [517512384] [2021-11-25 20:33:20,739 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [517512384] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:33:20,739 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:33:20,739 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:33:20,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597010036] [2021-11-25 20:33:20,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:33:20,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 20:33:20,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:33:20,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 20:33:20,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 20:33:20,804 INFO L87 Difference]: Start difference. First operand has 60 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 40 states have internal predecessors, (49), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) [2021-11-25 20:33:20,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:20,832 INFO L93 Difference]: Finished difference Result 117 states and 167 transitions. [2021-11-25 20:33:20,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 20:33:20,835 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) Word has length 36 [2021-11-25 20:33:20,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:20,842 INFO L225 Difference]: With dead ends: 117 [2021-11-25 20:33:20,843 INFO L226 Difference]: Without dead ends: 52 [2021-11-25 20:33:20,846 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 20:33:20,850 INFO L933 BasicCegarLoop]: 75 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:20,851 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 20:33:20,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2021-11-25 20:33:20,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2021-11-25 20:33:20,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 34 states have internal predecessors, (38), 15 states have call successors, (15), 4 states have call predecessors, (15), 3 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 20:33:20,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 66 transitions. [2021-11-25 20:33:20,895 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 66 transitions. Word has length 36 [2021-11-25 20:33:20,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:20,896 INFO L470 AbstractCegarLoop]: Abstraction has 52 states and 66 transitions. [2021-11-25 20:33:20,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) [2021-11-25 20:33:20,897 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2021-11-25 20:33:20,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 20:33:20,899 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:20,899 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:33:20,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:21,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:33:21,117 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:21,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:21,118 INFO L85 PathProgramCache]: Analyzing trace with hash 1271235587, now seen corresponding path program 1 times [2021-11-25 20:33:21,118 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:33:21,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1667549172] [2021-11-25 20:33:21,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:21,119 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:33:21,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:33:21,120 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:33:21,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-25 20:33:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:21,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 20:33:21,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:21,522 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 20:33:21,522 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:21,745 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 20:33:21,746 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:33:21,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1667549172] [2021-11-25 20:33:21,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1667549172] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:21,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1009108071] [2021-11-25 20:33:21,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:21,753 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:33:21,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:33:21,758 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:33:21,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2021-11-25 20:33:22,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:22,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:33:22,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:22,117 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 20:33:22,117 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:22,247 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 20:33:22,247 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1009108071] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:22,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [187666241] [2021-11-25 20:33:22,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:22,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:33:22,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:33:22,254 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:33:22,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 20:33:22,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:22,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 20:33:22,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:22,476 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-25 20:33:22,476 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:22,694 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 20:33:22,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [187666241] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:22,695 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-25 20:33:22,695 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8, 8, 8, 9] total 12 [2021-11-25 20:33:22,696 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897811806] [2021-11-25 20:33:22,696 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-25 20:33:22,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:33:22,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:33:22,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:33:22,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:33:22,699 INFO L87 Difference]: Start difference. First operand 52 states and 66 transitions. Second operand has 12 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 9 states have internal predecessors, (21), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2021-11-25 20:33:22,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:22,882 INFO L93 Difference]: Finished difference Result 58 states and 71 transitions. [2021-11-25 20:33:22,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 20:33:22,883 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 9 states have internal predecessors, (21), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 36 [2021-11-25 20:33:22,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:22,885 INFO L225 Difference]: With dead ends: 58 [2021-11-25 20:33:22,885 INFO L226 Difference]: Without dead ends: 56 [2021-11-25 20:33:22,885 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2021-11-25 20:33:22,887 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 68 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:22,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 262 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:33:22,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2021-11-25 20:33:22,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2021-11-25 20:33:22,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 37 states have internal predecessors, (41), 15 states have call successors, (15), 5 states have call predecessors, (15), 4 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 20:33:22,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 69 transitions. [2021-11-25 20:33:22,899 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 69 transitions. Word has length 36 [2021-11-25 20:33:22,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:22,900 INFO L470 AbstractCegarLoop]: Abstraction has 56 states and 69 transitions. [2021-11-25 20:33:22,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 9 states have internal predecessors, (21), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2021-11-25 20:33:22,901 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2021-11-25 20:33:22,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 20:33:22,902 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:22,903 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 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] [2021-11-25 20:33:22,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:23,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:23,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:23,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:33:23,514 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:23,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:23,515 INFO L85 PathProgramCache]: Analyzing trace with hash 2010040638, now seen corresponding path program 1 times [2021-11-25 20:33:23,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:33:23,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1190090305] [2021-11-25 20:33:23,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:23,516 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:33:23,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:33:23,522 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:33:23,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-25 20:33:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:23,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:33:23,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:23,999 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 20:33:23,999 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:24,325 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 20:33:24,326 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:33:24,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1190090305] [2021-11-25 20:33:24,326 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1190090305] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:24,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1001049183] [2021-11-25 20:33:24,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:24,327 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:33:24,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:33:24,328 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:33:24,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2021-11-25 20:33:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:24,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:33:24,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 20:33:24,903 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:33:24,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1001049183] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:33:24,903 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:33:24,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9, 9] total 17 [2021-11-25 20:33:24,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292751714] [2021-11-25 20:33:24,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:33:24,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-25 20:33:24,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:33:24,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-25 20:33:24,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2021-11-25 20:33:24,905 INFO L87 Difference]: Start difference. First operand 56 states and 69 transitions. Second operand has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-25 20:33:25,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:25,160 INFO L93 Difference]: Finished difference Result 83 states and 104 transitions. [2021-11-25 20:33:25,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 20:33:25,161 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 42 [2021-11-25 20:33:25,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:25,163 INFO L225 Difference]: With dead ends: 83 [2021-11-25 20:33:25,163 INFO L226 Difference]: Without dead ends: 81 [2021-11-25 20:33:25,164 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 106 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=61, Invalid=319, Unknown=0, NotChecked=0, Total=380 [2021-11-25 20:33:25,165 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 40 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 527 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 14 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:25,165 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 527 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 69 Invalid, 0 Unknown, 14 Unchecked, 0.1s Time] [2021-11-25 20:33:25,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-11-25 20:33:25,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 66. [2021-11-25 20:33:25,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 42 states have (on average 1.119047619047619) internal successors, (47), 44 states have internal predecessors, (47), 18 states have call successors, (18), 6 states have call predecessors, (18), 5 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-25 20:33:25,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 81 transitions. [2021-11-25 20:33:25,180 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 81 transitions. Word has length 42 [2021-11-25 20:33:25,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:25,180 INFO L470 AbstractCegarLoop]: Abstraction has 66 states and 81 transitions. [2021-11-25 20:33:25,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-25 20:33:25,181 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 81 transitions. [2021-11-25 20:33:25,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 20:33:25,182 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:25,183 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 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] [2021-11-25 20:33:25,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:25,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:25,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 20:33:25,604 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:25,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:25,605 INFO L85 PathProgramCache]: Analyzing trace with hash -1722148702, now seen corresponding path program 1 times [2021-11-25 20:33:25,605 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:33:25,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [280610742] [2021-11-25 20:33:25,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:25,606 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:33:25,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:33:25,607 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:33:25,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-25 20:33:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:25,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:33:25,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:26,016 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 20:33:26,017 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:26,302 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 20:33:26,302 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:33:26,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [280610742] [2021-11-25 20:33:26,303 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [280610742] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:26,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2112700145] [2021-11-25 20:33:26,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:26,303 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:33:26,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:33:26,304 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:33:26,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2021-11-25 20:33:26,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:26,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:33:26,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:26,547 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 20:33:26,547 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:33:26,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2112700145] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:33:26,547 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:33:26,548 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 9] total 15 [2021-11-25 20:33:26,548 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073602963] [2021-11-25 20:33:26,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:33:26,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:33:26,549 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:33:26,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:33:26,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-11-25 20:33:26,549 INFO L87 Difference]: Start difference. First operand 66 states and 81 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-25 20:33:26,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:26,596 INFO L93 Difference]: Finished difference Result 113 states and 136 transitions. [2021-11-25 20:33:26,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:33:26,597 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 43 [2021-11-25 20:33:26,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:26,600 INFO L225 Difference]: With dead ends: 113 [2021-11-25 20:33:26,603 INFO L226 Difference]: Without dead ends: 68 [2021-11-25 20:33:26,604 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 112 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-11-25 20:33:26,605 INFO L933 BasicCegarLoop]: 64 mSDtfsCounter, 1 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:26,607 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 124 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 20:33:26,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-11-25 20:33:26,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 67. [2021-11-25 20:33:26,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 43 states have (on average 1.1162790697674418) internal successors, (48), 45 states have internal predecessors, (48), 18 states have call successors, (18), 6 states have call predecessors, (18), 5 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-25 20:33:26,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 82 transitions. [2021-11-25 20:33:26,626 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 82 transitions. Word has length 43 [2021-11-25 20:33:26,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:26,628 INFO L470 AbstractCegarLoop]: Abstraction has 67 states and 82 transitions. [2021-11-25 20:33:26,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-25 20:33:26,630 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 82 transitions. [2021-11-25 20:33:26,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 20:33:26,633 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:26,633 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 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] [2021-11-25 20:33:26,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:26,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:27,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 20:33:27,051 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:27,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:27,052 INFO L85 PathProgramCache]: Analyzing trace with hash 982661572, now seen corresponding path program 1 times [2021-11-25 20:33:27,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:33:27,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2098888025] [2021-11-25 20:33:27,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:27,053 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:33:27,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:33:27,059 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:33:27,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-25 20:33:27,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:27,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:33:27,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:27,493 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-25 20:33:27,494 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:27,772 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-25 20:33:27,772 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:33:27,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2098888025] [2021-11-25 20:33:27,773 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2098888025] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:27,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [920293664] [2021-11-25 20:33:27,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:27,773 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:33:27,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:33:27,774 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:33:27,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-11-25 20:33:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:28,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 20:33:28,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:28,521 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 20:33:28,522 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:28,973 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 20:33:28,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [920293664] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:28,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [382919336] [2021-11-25 20:33:28,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:28,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:33:28,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:33:28,975 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:33:28,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-25 20:33:29,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:29,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:33:29,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:29,421 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 20:33:29,421 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:29,766 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 20:33:29,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [382919336] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:29,767 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-25 20:33:29,767 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 8, 8, 9, 9] total 23 [2021-11-25 20:33:29,767 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107376652] [2021-11-25 20:33:29,767 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-25 20:33:29,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-25 20:33:29,768 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:33:29,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-25 20:33:29,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=439, Unknown=0, NotChecked=0, Total=506 [2021-11-25 20:33:29,770 INFO L87 Difference]: Start difference. First operand 67 states and 82 transitions. Second operand has 23 states, 21 states have (on average 2.5238095238095237) internal successors, (53), 20 states have internal predecessors, (53), 10 states have call successors, (18), 4 states have call predecessors, (18), 3 states have return successors, (16), 8 states have call predecessors, (16), 8 states have call successors, (16) [2021-11-25 20:33:30,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:30,757 INFO L93 Difference]: Finished difference Result 135 states and 165 transitions. [2021-11-25 20:33:30,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-25 20:33:30,759 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 21 states have (on average 2.5238095238095237) internal successors, (53), 20 states have internal predecessors, (53), 10 states have call successors, (18), 4 states have call predecessors, (18), 3 states have return successors, (16), 8 states have call predecessors, (16), 8 states have call successors, (16) Word has length 45 [2021-11-25 20:33:30,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:30,762 INFO L225 Difference]: With dead ends: 135 [2021-11-25 20:33:30,762 INFO L226 Difference]: Without dead ends: 90 [2021-11-25 20:33:30,763 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 242 SyntacticMatches, 4 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=138, Invalid=854, Unknown=0, NotChecked=0, Total=992 [2021-11-25 20:33:30,764 INFO L933 BasicCegarLoop]: 69 mSDtfsCounter, 30 mSDsluCounter, 891 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 960 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 28 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:30,765 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 960 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 196 Invalid, 0 Unknown, 28 Unchecked, 0.4s Time] [2021-11-25 20:33:30,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2021-11-25 20:33:30,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 65. [2021-11-25 20:33:30,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 44 states have (on average 1.1136363636363635) internal successors, (49), 45 states have internal predecessors, (49), 15 states have call successors, (15), 6 states have call predecessors, (15), 5 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 20:33:30,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 77 transitions. [2021-11-25 20:33:30,777 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 77 transitions. Word has length 45 [2021-11-25 20:33:30,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:30,777 INFO L470 AbstractCegarLoop]: Abstraction has 65 states and 77 transitions. [2021-11-25 20:33:30,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 21 states have (on average 2.5238095238095237) internal successors, (53), 20 states have internal predecessors, (53), 10 states have call successors, (18), 4 states have call predecessors, (18), 3 states have return successors, (16), 8 states have call predecessors, (16), 8 states have call successors, (16) [2021-11-25 20:33:30,778 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 77 transitions. [2021-11-25 20:33:30,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 20:33:30,779 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:30,780 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 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] [2021-11-25 20:33:30,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:31,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:31,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2021-11-25 20:33:31,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 20:33:31,387 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:31,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:31,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1110629482, now seen corresponding path program 1 times [2021-11-25 20:33:31,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:33:31,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1479684482] [2021-11-25 20:33:31,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:31,388 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:33:31,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:33:31,389 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:33:31,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-25 20:33:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:31,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:33:31,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:31,724 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-25 20:33:31,725 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:33:31,725 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:33:31,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1479684482] [2021-11-25 20:33:31,725 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1479684482] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:33:31,725 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:33:31,725 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-25 20:33:31,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677988477] [2021-11-25 20:33:31,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:33:31,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:33:31,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:33:31,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:33:31,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:33:31,727 INFO L87 Difference]: Start difference. First operand 65 states and 77 transitions. Second operand has 6 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2021-11-25 20:33:31,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:31,842 INFO L93 Difference]: Finished difference Result 71 states and 82 transitions. [2021-11-25 20:33:31,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:33:31,842 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 51 [2021-11-25 20:33:31,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:31,844 INFO L225 Difference]: With dead ends: 71 [2021-11-25 20:33:31,844 INFO L226 Difference]: Without dead ends: 69 [2021-11-25 20:33:31,844 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-25 20:33:31,845 INFO L933 BasicCegarLoop]: 60 mSDtfsCounter, 24 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:31,845 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 256 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:33:31,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-11-25 20:33:31,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2021-11-25 20:33:31,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 47 states have (on average 1.1063829787234043) internal successors, (52), 48 states have internal predecessors, (52), 15 states have call successors, (15), 7 states have call predecessors, (15), 6 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 20:33:31,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 80 transitions. [2021-11-25 20:33:31,857 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 80 transitions. Word has length 51 [2021-11-25 20:33:31,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:31,857 INFO L470 AbstractCegarLoop]: Abstraction has 69 states and 80 transitions. [2021-11-25 20:33:31,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2021-11-25 20:33:31,858 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 80 transitions. [2021-11-25 20:33:31,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 20:33:31,859 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:31,860 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 3, 3, 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, 1, 1, 1] [2021-11-25 20:33:31,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:32,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:33:32,074 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:32,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:32,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1132287315, now seen corresponding path program 1 times [2021-11-25 20:33:32,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:33:32,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1868257586] [2021-11-25 20:33:32,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:32,076 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:33:32,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:33:32,077 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:33:32,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-25 20:33:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:32,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 20:33:32,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:32,481 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 32 proven. 12 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 20:33:32,481 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:32,662 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-25 20:33:32,663 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:33:32,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1868257586] [2021-11-25 20:33:32,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1868257586] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-25 20:33:32,663 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:33:32,663 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 11 [2021-11-25 20:33:32,663 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377812983] [2021-11-25 20:33:32,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:33:32,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:33:32,664 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:33:32,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:33:32,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:33:32,665 INFO L87 Difference]: Start difference. First operand 69 states and 80 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 5 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2021-11-25 20:33:32,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:32,774 INFO L93 Difference]: Finished difference Result 112 states and 131 transitions. [2021-11-25 20:33:32,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:33:32,775 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 5 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) Word has length 68 [2021-11-25 20:33:32,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:32,776 INFO L225 Difference]: With dead ends: 112 [2021-11-25 20:33:32,776 INFO L226 Difference]: Without dead ends: 84 [2021-11-25 20:33:32,777 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:33:32,777 INFO L933 BasicCegarLoop]: 75 mSDtfsCounter, 29 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:32,778 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 238 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:33:32,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-11-25 20:33:32,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2021-11-25 20:33:32,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 56 states have (on average 1.1071428571428572) internal successors, (62), 57 states have internal predecessors, (62), 19 states have call successors, (19), 7 states have call predecessors, (19), 6 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2021-11-25 20:33:32,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 98 transitions. [2021-11-25 20:33:32,792 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 98 transitions. Word has length 68 [2021-11-25 20:33:32,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:32,792 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 98 transitions. [2021-11-25 20:33:32,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 5 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2021-11-25 20:33:32,793 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 98 transitions. [2021-11-25 20:33:32,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 20:33:32,795 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:32,795 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:33:32,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:33,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:33:33,009 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:33,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:33,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1383518092, now seen corresponding path program 1 times [2021-11-25 20:33:33,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:33:33,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2090660942] [2021-11-25 20:33:33,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:33,010 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:33:33,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:33:33,011 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:33:33,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-25 20:33:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:33,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 20:33:33,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:33,446 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 32 proven. 12 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 20:33:33,446 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:33,673 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-25 20:33:33,673 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:33:33,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2090660942] [2021-11-25 20:33:33,673 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2090660942] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-25 20:33:33,673 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:33:33,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 13 [2021-11-25 20:33:33,674 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926069345] [2021-11-25 20:33:33,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:33:33,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:33:33,674 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:33:33,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:33:33,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2021-11-25 20:33:33,675 INFO L87 Difference]: Start difference. First operand 82 states and 98 transitions. Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 4 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2021-11-25 20:33:33,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:33,797 INFO L93 Difference]: Finished difference Result 104 states and 119 transitions. [2021-11-25 20:33:33,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:33:33,798 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 4 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) Word has length 72 [2021-11-25 20:33:33,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:33,799 INFO L225 Difference]: With dead ends: 104 [2021-11-25 20:33:33,799 INFO L226 Difference]: Without dead ends: 69 [2021-11-25 20:33:33,800 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-11-25 20:33:33,801 INFO L933 BasicCegarLoop]: 70 mSDtfsCounter, 28 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:33,801 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 258 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:33:33,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-11-25 20:33:33,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2021-11-25 20:33:33,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 47 states have (on average 1.0851063829787233) internal successors, (51), 48 states have internal predecessors, (51), 15 states have call successors, (15), 7 states have call predecessors, (15), 6 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 20:33:33,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 79 transitions. [2021-11-25 20:33:33,812 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 79 transitions. Word has length 72 [2021-11-25 20:33:33,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:33,812 INFO L470 AbstractCegarLoop]: Abstraction has 69 states and 79 transitions. [2021-11-25 20:33:33,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 4 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2021-11-25 20:33:33,813 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 79 transitions. [2021-11-25 20:33:33,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 20:33:33,814 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:33,815 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 3, 3, 3, 3, 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, 1, 1, 1, 1] [2021-11-25 20:33:33,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:34,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:33:34,033 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:34,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:34,033 INFO L85 PathProgramCache]: Analyzing trace with hash 511671837, now seen corresponding path program 1 times [2021-11-25 20:33:34,034 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:33:34,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2135990229] [2021-11-25 20:33:34,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:34,034 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:33:34,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:33:34,035 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:33:34,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-25 20:33:34,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:34,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-25 20:33:34,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:34,753 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 20:33:34,753 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:35,363 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 9 proven. 21 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 20:33:35,363 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:33:35,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2135990229] [2021-11-25 20:33:35,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2135990229] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:35,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1848760875] [2021-11-25 20:33:35,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:35,364 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:33:35,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:33:35,366 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:33:35,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2021-11-25 20:33:35,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:35,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 20:33:35,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:36,319 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 35 proven. 15 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-25 20:33:36,319 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:36,894 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 9 proven. 21 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 20:33:36,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1848760875] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:36,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1367129520] [2021-11-25 20:33:36,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:36,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:33:36,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:33:36,902 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:33:36,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-11-25 20:33:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:37,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 20:33:37,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:37,606 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 35 proven. 9 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-25 20:33:37,606 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:38,143 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-25 20:33:38,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1367129520] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:38,143 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-25 20:33:38,144 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 11, 11, 10, 10] total 39 [2021-11-25 20:33:38,144 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419049327] [2021-11-25 20:33:38,144 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-25 20:33:38,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-11-25 20:33:38,146 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:33:38,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-11-25 20:33:38,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=1280, Unknown=0, NotChecked=0, Total=1482 [2021-11-25 20:33:38,148 INFO L87 Difference]: Start difference. First operand 69 states and 79 transitions. Second operand has 39 states, 39 states have (on average 2.2564102564102564) internal successors, (88), 34 states have internal predecessors, (88), 16 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (34), 17 states have call predecessors, (34), 16 states have call successors, (34) [2021-11-25 20:33:39,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:39,792 INFO L93 Difference]: Finished difference Result 131 states and 151 transitions. [2021-11-25 20:33:39,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-25 20:33:39,793 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 2.2564102564102564) internal successors, (88), 34 states have internal predecessors, (88), 16 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (34), 17 states have call predecessors, (34), 16 states have call successors, (34) Word has length 75 [2021-11-25 20:33:39,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:39,794 INFO L225 Difference]: With dead ends: 131 [2021-11-25 20:33:39,794 INFO L226 Difference]: Without dead ends: 78 [2021-11-25 20:33:39,796 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 463 GetRequests, 411 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 800 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=438, Invalid=2318, Unknown=0, NotChecked=0, Total=2756 [2021-11-25 20:33:39,797 INFO L933 BasicCegarLoop]: 50 mSDtfsCounter, 13 mSDsluCounter, 799 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 849 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 33 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:39,797 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 849 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 130 Invalid, 0 Unknown, 33 Unchecked, 0.3s Time] [2021-11-25 20:33:39,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-11-25 20:33:39,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2021-11-25 20:33:39,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 56 states have (on average 1.0714285714285714) internal successors, (60), 57 states have internal predecessors, (60), 15 states have call successors, (15), 7 states have call predecessors, (15), 6 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 20:33:39,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 88 transitions. [2021-11-25 20:33:39,808 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 88 transitions. Word has length 75 [2021-11-25 20:33:39,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:39,808 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 88 transitions. [2021-11-25 20:33:39,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 2.2564102564102564) internal successors, (88), 34 states have internal predecessors, (88), 16 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (34), 17 states have call predecessors, (34), 16 states have call successors, (34) [2021-11-25 20:33:39,809 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 88 transitions. [2021-11-25 20:33:39,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-25 20:33:39,810 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:39,810 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2021-11-25 20:33:39,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:40,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:40,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-25 20:33:40,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:33:40,430 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:40,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:40,431 INFO L85 PathProgramCache]: Analyzing trace with hash -2075883641, now seen corresponding path program 1 times [2021-11-25 20:33:40,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:33:40,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [249268433] [2021-11-25 20:33:40,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:40,432 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:33:40,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:33:40,433 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:33:40,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-25 20:33:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:40,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 20:33:40,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 38 proven. 55 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 20:33:41,528 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:42,671 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 9 proven. 61 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-25 20:33:42,671 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:33:42,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [249268433] [2021-11-25 20:33:42,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [249268433] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:42,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [298625361] [2021-11-25 20:33:42,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:42,672 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:33:42,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:33:42,673 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:33:42,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2021-11-25 20:33:43,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:43,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-25 20:33:43,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:43,839 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 33 proven. 49 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-25 20:33:43,839 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:46,246 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 7 proven. 49 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-25 20:33:46,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [298625361] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:46,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1869659528] [2021-11-25 20:33:46,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:46,247 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:33:46,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:33:46,247 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:33:46,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-11-25 20:33:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:46,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-25 20:33:46,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:33:47,406 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 38 proven. 55 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 20:33:47,406 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:33:52,236 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-25 20:33:52,236 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1869659528] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:33:52,236 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-25 20:33:52,236 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 14, 14, 16, 18] total 75 [2021-11-25 20:33:52,237 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433853275] [2021-11-25 20:33:52,237 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-25 20:33:52,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2021-11-25 20:33:52,238 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:33:52,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2021-11-25 20:33:52,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=711, Invalid=4839, Unknown=0, NotChecked=0, Total=5550 [2021-11-25 20:33:52,242 INFO L87 Difference]: Start difference. First operand 78 states and 88 transitions. Second operand has 75 states, 74 states have (on average 2.108108108108108) internal successors, (156), 72 states have internal predecessors, (156), 16 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (34), 17 states have call predecessors, (34), 16 states have call successors, (34) [2021-11-25 20:34:14,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:34:14,451 INFO L93 Difference]: Finished difference Result 196 states and 239 transitions. [2021-11-25 20:34:14,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-11-25 20:34:14,452 INFO L78 Accepts]: Start accepts. Automaton has has 75 states, 74 states have (on average 2.108108108108108) internal successors, (156), 72 states have internal predecessors, (156), 16 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (34), 17 states have call predecessors, (34), 16 states have call successors, (34) Word has length 85 [2021-11-25 20:34:14,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:34:14,454 INFO L225 Difference]: With dead ends: 196 [2021-11-25 20:34:14,454 INFO L226 Difference]: Without dead ends: 142 [2021-11-25 20:34:14,458 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 543 GetRequests, 436 SyntacticMatches, 4 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 3325 ImplicationChecksByTransitivity, 26.4s TimeCoverageRelationStatistics Valid=1510, Invalid=9410, Unknown=0, NotChecked=0, Total=10920 [2021-11-25 20:34:14,458 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 434 mSDsluCounter, 2302 mSDsCounter, 0 mSdLazyCounter, 1026 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 438 SdHoareTripleChecker+Valid, 2387 SdHoareTripleChecker+Invalid, 1483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1026 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 181 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:34:14,459 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [438 Valid, 2387 Invalid, 1483 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1026 Invalid, 0 Unknown, 181 Unchecked, 4.8s Time] [2021-11-25 20:34:14,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2021-11-25 20:34:14,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 105. [2021-11-25 20:34:14,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 80 states have (on average 1.15) internal successors, (92), 81 states have internal predecessors, (92), 18 states have call successors, (18), 7 states have call predecessors, (18), 6 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-25 20:34:14,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 126 transitions. [2021-11-25 20:34:14,476 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 126 transitions. Word has length 85 [2021-11-25 20:34:14,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:34:14,476 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 126 transitions. [2021-11-25 20:34:14,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 74 states have (on average 2.108108108108108) internal successors, (156), 72 states have internal predecessors, (156), 16 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (34), 17 states have call predecessors, (34), 16 states have call successors, (34) [2021-11-25 20:34:14,477 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 126 transitions. [2021-11-25 20:34:14,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 20:34:14,478 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:34:14,478 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2021-11-25 20:34:14,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (19)] Ended with exit code 0 [2021-11-25 20:34:14,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-11-25 20:34:14,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2021-11-25 20:34:15,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 20:34:15,095 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:34:15,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:34:15,096 INFO L85 PathProgramCache]: Analyzing trace with hash 24387113, now seen corresponding path program 2 times [2021-11-25 20:34:15,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:34:15,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [804561948] [2021-11-25 20:34:15,097 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-25 20:34:15,097 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:34:15,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:34:15,098 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:34:15,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-25 20:34:15,738 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-25 20:34:15,738 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 20:34:15,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 93 conjunts are in the unsatisfiable core [2021-11-25 20:34:15,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:34:15,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-11-25 20:34:16,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:34:16,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:16,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-11-25 20:34:16,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:16,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:16,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:16,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-25 20:34:17,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 49 [2021-11-25 20:34:17,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:17,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 61 [2021-11-25 20:34:18,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 74 [2021-11-25 20:34:18,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:18,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 88 [2021-11-25 20:34:19,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:19,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 29 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 92 [2021-11-25 20:34:22,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:22,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:22,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:22,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:22,815 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:22,815 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:22,815 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:22,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:22,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 57 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 173 [2021-11-25 20:34:28,980 INFO L354 Elim1Store]: treesize reduction 122, result has 5.4 percent of original size [2021-11-25 20:34:28,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 18 select indices, 18 select index equivalence classes, 29 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 16 case distinctions, treesize of input 127 treesize of output 61 [2021-11-25 20:34:29,174 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 35 proven. 89 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:34:29,175 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:34:29,805 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:34:29,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [804561948] [2021-11-25 20:34:29,806 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [804561948] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:34:29,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1485844371] [2021-11-25 20:34:29,806 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-25 20:34:29,806 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:34:29,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:34:29,807 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:34:29,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2021-11-25 20:34:30,746 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-25 20:34:30,746 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 20:34:30,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 88 conjunts are in the unsatisfiable core [2021-11-25 20:34:30,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:34:30,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-11-25 20:34:31,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:31,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2021-11-25 20:34:32,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:32,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:32,383 INFO L354 Elim1Store]: treesize reduction 18, result has 28.0 percent of original size [2021-11-25 20:34:32,384 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 2 case distinctions, treesize of input 30 treesize of output 32 [2021-11-25 20:34:32,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:32,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:32,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:32,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:32,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:32,938 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:34:32,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 41 treesize of output 46 [2021-11-25 20:34:33,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:33,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:33,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:33,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:33,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:33,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:33,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:33,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:33,640 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:34:33,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 60 [2021-11-25 20:34:34,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:34,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:34,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:34,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:34,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:34,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:34,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:34,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:34,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:34,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:34,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:34,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:34,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:34,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:34,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:34,458 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:34:34,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 63 treesize of output 74 [2021-11-25 20:34:35,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:35,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:35,382 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:34:35,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 74 treesize of output 88 [2021-11-25 20:34:36,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:36,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:36,373 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:34:36,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 80 treesize of output 97 [2021-11-25 20:34:37,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:37,464 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:37,468 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:34:37,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 29 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 82 treesize of output 102 [2021-11-25 20:34:43,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:43,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:43,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:43,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:43,948 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:43,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:43,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:43,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:43,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:43,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:34:43,973 INFO L354 Elim1Store]: treesize reduction 26, result has 21.2 percent of original size [2021-11-25 20:34:43,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 57 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 9 case distinctions, treesize of input 132 treesize of output 183 [2021-11-25 20:34:53,547 INFO L354 Elim1Store]: treesize reduction 162, result has 4.1 percent of original size [2021-11-25 20:34:53,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 19 select indices, 19 select index equivalence classes, 29 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 34 case distinctions, treesize of input 134 treesize of output 64 [2021-11-25 20:34:53,563 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 41 proven. 83 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:34:53,563 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:34:53,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1485844371] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:34:53,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880429325] [2021-11-25 20:34:53,623 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-25 20:34:53,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:34:53,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:34:53,624 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:34:53,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-11-25 20:34:53,817 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-25 20:34:53,817 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 20:34:53,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 106 conjunts are in the unsatisfiable core [2021-11-25 20:34:53,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:34:53,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-11-25 20:34:55,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:34:56,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:56,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-11-25 20:34:56,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:56,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:56,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:56,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 36 [2021-11-25 20:34:57,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:57,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:57,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:57,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:57,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:57,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:57,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 48 [2021-11-25 20:34:58,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:58,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:58,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:58,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:58,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:58,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:58,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:58,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:58,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:58,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:58,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 61 [2021-11-25 20:34:59,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:34:59,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 63 treesize of output 74 [2021-11-25 20:35:01,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:01,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 87 [2021-11-25 20:35:02,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:02,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 30 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 92 [2021-11-25 20:35:10,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:35:10,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:35:10,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:35:10,124 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:35:10,124 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:35:10,125 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:35:10,126 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:35:10,126 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:35:10,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 58 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 198 [2021-11-25 20:35:19,749 INFO L354 Elim1Store]: treesize reduction 122, result has 5.4 percent of original size [2021-11-25 20:35:19,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 18 select indices, 18 select index equivalence classes, 30 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 16 case distinctions, treesize of input 127 treesize of output 61 [2021-11-25 20:35:19,765 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 32 proven. 83 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 20:35:19,765 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:35:19,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [880429325] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:35:19,837 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:35:19,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 37, 40] total 102 [2021-11-25 20:35:19,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757969831] [2021-11-25 20:35:19,838 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 20:35:19,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 102 states [2021-11-25 20:35:19,839 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:35:19,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2021-11-25 20:35:19,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=551, Invalid=10791, Unknown=0, NotChecked=0, Total=11342 [2021-11-25 20:35:19,844 INFO L87 Difference]: Start difference. First operand 105 states and 126 transitions. Second operand has 102 states, 96 states have (on average 1.5625) internal successors, (150), 94 states have internal predecessors, (150), 19 states have call successors, (31), 8 states have call predecessors, (31), 11 states have return successors, (30), 20 states have call predecessors, (30), 18 states have call successors, (30) [2021-11-25 20:35:54,872 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:35:59,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:35:59,406 INFO L93 Difference]: Finished difference Result 222 states and 250 transitions. [2021-11-25 20:35:59,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-11-25 20:35:59,407 INFO L78 Accepts]: Start accepts. Automaton has has 102 states, 96 states have (on average 1.5625) internal successors, (150), 94 states have internal predecessors, (150), 19 states have call successors, (31), 8 states have call predecessors, (31), 11 states have return successors, (30), 20 states have call predecessors, (30), 18 states have call successors, (30) Word has length 87 [2021-11-25 20:35:59,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:35:59,411 INFO L225 Difference]: With dead ends: 222 [2021-11-25 20:35:59,411 INFO L226 Difference]: Without dead ends: 184 [2021-11-25 20:35:59,420 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 148 SyntacticMatches, 30 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9396 ImplicationChecksByTransitivity, 57.9s TimeCoverageRelationStatistics Valid=1504, Invalid=22058, Unknown=0, NotChecked=0, Total=23562 [2021-11-25 20:35:59,421 INFO L933 BasicCegarLoop]: 55 mSDtfsCounter, 151 mSDsluCounter, 1352 mSDsCounter, 0 mSdLazyCounter, 2185 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 1407 SdHoareTripleChecker+Invalid, 2790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 2185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 398 IncrementalHoareTripleChecker+Unchecked, 25.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:35:59,421 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [156 Valid, 1407 Invalid, 2790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 2185 Invalid, 0 Unknown, 398 Unchecked, 25.9s Time] [2021-11-25 20:35:59,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-11-25 20:35:59,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 162. [2021-11-25 20:35:59,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 121 states have (on average 1.115702479338843) internal successors, (135), 123 states have internal predecessors, (135), 25 states have call successors, (25), 16 states have call predecessors, (25), 15 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2021-11-25 20:35:59,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 183 transitions. [2021-11-25 20:35:59,472 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 183 transitions. Word has length 87 [2021-11-25 20:35:59,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:35:59,473 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 183 transitions. [2021-11-25 20:35:59,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 102 states, 96 states have (on average 1.5625) internal successors, (150), 94 states have internal predecessors, (150), 19 states have call successors, (31), 8 states have call predecessors, (31), 11 states have return successors, (30), 20 states have call predecessors, (30), 18 states have call successors, (30) [2021-11-25 20:35:59,474 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 183 transitions. [2021-11-25 20:35:59,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-25 20:35:59,475 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:35:59,475 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:35:59,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-11-25 20:35:59,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-11-25 20:35:59,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2021-11-25 20:36:00,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 20:36:00,098 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:36:00,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:36:00,099 INFO L85 PathProgramCache]: Analyzing trace with hash 865156450, now seen corresponding path program 1 times [2021-11-25 20:36:00,099 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:36:00,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1493206335] [2021-11-25 20:36:00,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:36:00,100 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:36:00,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:36:00,101 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:36:00,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2021-11-25 20:36:00,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:36:00,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 20:36:00,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:36:00,794 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-25 20:36:00,794 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:36:00,794 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:36:00,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1493206335] [2021-11-25 20:36:00,794 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1493206335] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:36:00,795 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:36:00,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-25 20:36:00,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286042831] [2021-11-25 20:36:00,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:36:00,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:36:00,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:36:00,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:36:00,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:36:00,797 INFO L87 Difference]: Start difference. First operand 162 states and 183 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 5 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2021-11-25 20:36:00,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:36:00,920 INFO L93 Difference]: Finished difference Result 184 states and 204 transitions. [2021-11-25 20:36:00,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 20:36:00,921 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 5 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) Word has length 91 [2021-11-25 20:36:00,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:36:00,922 INFO L225 Difference]: With dead ends: 184 [2021-11-25 20:36:00,922 INFO L226 Difference]: Without dead ends: 162 [2021-11-25 20:36:00,923 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-25 20:36:00,924 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 15 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 9 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:36:00,924 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 190 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 18 Invalid, 0 Unknown, 9 Unchecked, 0.0s Time] [2021-11-25 20:36:00,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2021-11-25 20:36:00,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2021-11-25 20:36:00,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 121 states have (on average 1.0991735537190082) internal successors, (133), 123 states have internal predecessors, (133), 25 states have call successors, (25), 16 states have call predecessors, (25), 15 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2021-11-25 20:36:00,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 181 transitions. [2021-11-25 20:36:00,961 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 181 transitions. Word has length 91 [2021-11-25 20:36:00,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:36:00,962 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 181 transitions. [2021-11-25 20:36:00,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 5 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2021-11-25 20:36:00,962 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 181 transitions. [2021-11-25 20:36:00,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-25 20:36:00,964 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:36:00,964 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 6, 6, 6, 4, 3, 3, 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, 1, 1, 1, 1] [2021-11-25 20:36:00,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2021-11-25 20:36:01,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:36:01,179 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:36:01,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:36:01,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1597024941, now seen corresponding path program 3 times [2021-11-25 20:36:01,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:36:01,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [511888517] [2021-11-25 20:36:01,180 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-25 20:36:01,180 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:36:01,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:36:01,181 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:36:01,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-11-25 20:36:02,074 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-11-25 20:36:02,074 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 20:36:02,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 20:36:02,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:36:02,822 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 41 proven. 87 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 20:36:02,822 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:36:05,724 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 12 proven. 85 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-25 20:36:05,724 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:36:05,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [511888517] [2021-11-25 20:36:05,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [511888517] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:36:05,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [194205626] [2021-11-25 20:36:05,725 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-25 20:36:05,725 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:36:05,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:36:05,727 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:36:05,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2021-11-25 20:36:07,328 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-11-25 20:36:07,328 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 20:36:07,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-25 20:36:07,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:36:08,613 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 35 proven. 81 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-25 20:36:08,613 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:36:14,138 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 9 proven. 88 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-25 20:36:14,139 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [194205626] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:36:14,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1593657177] [2021-11-25 20:36:14,139 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-25 20:36:14,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:36:14,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:36:14,140 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:36:14,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-11-25 20:38:00,306 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-11-25 20:38:00,306 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 20:38:00,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-25 20:38:00,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:38:00,688 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 41 proven. 87 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 20:38:00,688 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:38:01,623 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 9 proven. 88 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-25 20:38:01,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1593657177] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:38:01,624 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-25 20:38:01,624 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 24, 19, 24, 22, 24] total 77 [2021-11-25 20:38:01,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145373987] [2021-11-25 20:38:01,624 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-25 20:38:01,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 77 states [2021-11-25 20:38:01,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:38:01,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2021-11-25 20:38:01,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=913, Invalid=4939, Unknown=0, NotChecked=0, Total=5852 [2021-11-25 20:38:01,628 INFO L87 Difference]: Start difference. First operand 162 states and 181 transitions. Second operand has 77 states, 73 states have (on average 2.0273972602739727) internal successors, (148), 74 states have internal predecessors, (148), 15 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (27), 14 states have call predecessors, (27), 15 states have call successors, (27) [2021-11-25 20:38:24,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:24,592 INFO L93 Difference]: Finished difference Result 260 states and 304 transitions. [2021-11-25 20:38:24,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-11-25 20:38:24,593 INFO L78 Accepts]: Start accepts. Automaton has has 77 states, 73 states have (on average 2.0273972602739727) internal successors, (148), 74 states have internal predecessors, (148), 15 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (27), 14 states have call predecessors, (27), 15 states have call successors, (27) Word has length 91 [2021-11-25 20:38:24,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:24,595 INFO L225 Difference]: With dead ends: 260 [2021-11-25 20:38:24,595 INFO L226 Difference]: Without dead ends: 194 [2021-11-25 20:38:24,597 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 578 GetRequests, 464 SyntacticMatches, 1 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3509 ImplicationChecksByTransitivity, 22.1s TimeCoverageRelationStatistics Valid=2577, Invalid=10533, Unknown=0, NotChecked=0, Total=13110 [2021-11-25 20:38:24,598 INFO L933 BasicCegarLoop]: 47 mSDtfsCounter, 738 mSDsluCounter, 1455 mSDsCounter, 0 mSdLazyCounter, 2272 mSolverCounterSat, 506 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 738 SdHoareTripleChecker+Valid, 1502 SdHoareTripleChecker+Invalid, 2839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 506 IncrementalHoareTripleChecker+Valid, 2272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 61 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:38:24,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [738 Valid, 1502 Invalid, 2839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [506 Valid, 2272 Invalid, 0 Unknown, 61 Unchecked, 8.8s Time] [2021-11-25 20:38:24,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-11-25 20:38:24,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 166. [2021-11-25 20:38:24,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 125 states have (on average 1.072) internal successors, (134), 128 states have internal predecessors, (134), 25 states have call successors, (25), 16 states have call predecessors, (25), 15 states have return successors, (23), 21 states have call predecessors, (23), 23 states have call successors, (23) [2021-11-25 20:38:24,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 182 transitions. [2021-11-25 20:38:24,638 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 182 transitions. Word has length 91 [2021-11-25 20:38:24,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:24,638 INFO L470 AbstractCegarLoop]: Abstraction has 166 states and 182 transitions. [2021-11-25 20:38:24,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 77 states, 73 states have (on average 2.0273972602739727) internal successors, (148), 74 states have internal predecessors, (148), 15 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (27), 14 states have call predecessors, (27), 15 states have call successors, (27) [2021-11-25 20:38:24,639 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 182 transitions. [2021-11-25 20:38:24,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-25 20:38:24,640 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:24,640 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 7, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:38:24,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2021-11-25 20:38:24,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2021-11-25 20:38:25,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2021-11-25 20:38:25,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:38:25,247 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:25,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:25,247 INFO L85 PathProgramCache]: Analyzing trace with hash 609255285, now seen corresponding path program 1 times [2021-11-25 20:38:25,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:38:25,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2121714667] [2021-11-25 20:38:25,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:25,248 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:38:25,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:38:25,249 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:38:25,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2021-11-25 20:38:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:25,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 57 conjunts are in the unsatisfiable core [2021-11-25 20:38:25,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:38:27,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:27,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:27,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:27,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:27,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:27,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:27,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:27,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:27,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 28 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 79 [2021-11-25 20:38:32,027 INFO L354 Elim1Store]: treesize reduction 62, result has 4.6 percent of original size [2021-11-25 20:38:32,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 64 treesize of output 31 [2021-11-25 20:38:32,149 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 54 proven. 96 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 20:38:32,149 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:38:32,542 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:38:32,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2121714667] [2021-11-25 20:38:32,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2121714667] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:38:32,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [998348245] [2021-11-25 20:38:32,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:32,543 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:38:32,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:38:32,543 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:38:32,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2021-11-25 20:38:33,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:33,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 20:38:33,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:38:35,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:35,150 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:35,150 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:35,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:35,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:35,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:35,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:35,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:35,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 28 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 79 [2021-11-25 20:38:38,966 INFO L354 Elim1Store]: treesize reduction 62, result has 4.6 percent of original size [2021-11-25 20:38:38,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 64 treesize of output 31 [2021-11-25 20:38:38,982 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 60 proven. 84 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 20:38:38,982 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:38:39,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [998348245] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:38:39,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [997376345] [2021-11-25 20:38:39,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:39,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:38:39,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:38:39,035 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:38:39,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2021-11-25 20:38:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:39,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 58 conjunts are in the unsatisfiable core [2021-11-25 20:38:39,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:38:40,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:40,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:40,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:40,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:40,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:40,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:40,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:40,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 28 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 104 [2021-11-25 20:38:45,545 INFO L354 Elim1Store]: treesize reduction 62, result has 4.6 percent of original size [2021-11-25 20:38:45,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 64 treesize of output 31 [2021-11-25 20:38:45,562 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 51 proven. 51 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-25 20:38:45,562 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:38:45,620 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [997376345] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:38:45,620 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:38:45,620 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 30, 28] total 55 [2021-11-25 20:38:45,621 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235837033] [2021-11-25 20:38:45,621 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 20:38:45,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2021-11-25 20:38:45,622 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:38:45,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-11-25 20:38:45,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=339, Invalid=3201, Unknown=0, NotChecked=0, Total=3540 [2021-11-25 20:38:45,623 INFO L87 Difference]: Start difference. First operand 166 states and 182 transitions. Second operand has 55 states, 49 states have (on average 2.020408163265306) internal successors, (99), 48 states have internal predecessors, (99), 15 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (23), 14 states have call predecessors, (23), 14 states have call successors, (23) [2021-11-25 20:39:04,095 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:39:04,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:39:04,758 INFO L93 Difference]: Finished difference Result 199 states and 215 transitions. [2021-11-25 20:39:04,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-11-25 20:39:04,759 INFO L78 Accepts]: Start accepts. Automaton has has 55 states, 49 states have (on average 2.020408163265306) internal successors, (99), 48 states have internal predecessors, (99), 15 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (23), 14 states have call predecessors, (23), 14 states have call successors, (23) Word has length 108 [2021-11-25 20:39:04,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:39:04,760 INFO L225 Difference]: With dead ends: 199 [2021-11-25 20:39:04,760 INFO L226 Difference]: Without dead ends: 117 [2021-11-25 20:39:04,761 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 247 SyntacticMatches, 36 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3201 ImplicationChecksByTransitivity, 14.1s TimeCoverageRelationStatistics Valid=850, Invalid=6460, Unknown=0, NotChecked=0, Total=7310 [2021-11-25 20:39:04,762 INFO L933 BasicCegarLoop]: 55 mSDtfsCounter, 402 mSDsluCounter, 938 mSDsCounter, 0 mSdLazyCounter, 1403 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 405 SdHoareTripleChecker+Valid, 993 SdHoareTripleChecker+Invalid, 1856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 1403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 235 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:39:04,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [405 Valid, 993 Invalid, 1856 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 1403 Invalid, 0 Unknown, 235 Unchecked, 15.3s Time] [2021-11-25 20:39:04,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2021-11-25 20:39:04,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 114. [2021-11-25 20:39:04,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 90 states have (on average 1.0444444444444445) internal successors, (94), 91 states have internal predecessors, (94), 15 states have call successors, (15), 9 states have call predecessors, (15), 8 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 20:39:04,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 122 transitions. [2021-11-25 20:39:04,791 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 122 transitions. Word has length 108 [2021-11-25 20:39:04,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:39:04,791 INFO L470 AbstractCegarLoop]: Abstraction has 114 states and 122 transitions. [2021-11-25 20:39:04,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 49 states have (on average 2.020408163265306) internal successors, (99), 48 states have internal predecessors, (99), 15 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (23), 14 states have call predecessors, (23), 14 states have call successors, (23) [2021-11-25 20:39:04,792 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 122 transitions. [2021-11-25 20:39:04,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 20:39:04,793 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:39:04,794 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 6, 6, 6, 4, 3, 3, 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, 1, 1, 1, 1] [2021-11-25 20:39:04,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2021-11-25 20:39:05,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2021-11-25 20:39:05,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2021-11-25 20:39:05,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:05,410 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:39:05,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:39:05,410 INFO L85 PathProgramCache]: Analyzing trace with hash -55356389, now seen corresponding path program 4 times [2021-11-25 20:39:05,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:39:05,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [364724834] [2021-11-25 20:39:05,411 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-25 20:39:05,411 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:39:05,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:39:05,412 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:39:05,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2021-11-25 20:39:07,357 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-25 20:39:07,357 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 20:39:07,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 140 conjunts are in the unsatisfiable core [2021-11-25 20:39:07,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:39:07,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:39:07,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:07,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-11-25 20:39:08,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-25 20:39:08,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 49 [2021-11-25 20:39:08,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:08,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 63 [2021-11-25 20:39:09,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 66 treesize of output 77 [2021-11-25 20:39:09,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:09,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 87 [2021-11-25 20:39:10,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:10,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 101 [2021-11-25 20:39:11,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 113 [2021-11-25 20:39:11,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:11,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 126 [2021-11-25 20:39:12,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:12,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 140 [2021-11-25 20:39:13,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:13,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 154 [2021-11-25 20:39:14,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:14,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 165 [2021-11-25 20:39:15,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:15,186 INFO L244 Elim1Store]: Index analysis took 133 ms [2021-11-25 20:39:15,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 179 [2021-11-25 20:39:16,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:16,236 INFO L244 Elim1Store]: Index analysis took 111 ms [2021-11-25 20:39:16,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 193 [2021-11-25 20:39:17,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:17,409 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:39:17,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 150 treesize of output 191 [2021-11-25 20:39:24,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,851 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,851 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,908 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,939 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:24,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:24,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:25,058 INFO L354 Elim1Store]: treesize reduction 150, result has 32.1 percent of original size [2021-11-25 20:39:25,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 148 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 128 case distinctions, treesize of input 222 treesize of output 294 [2021-11-25 20:39:27,322 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,363 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,430 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,461 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,515 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:27,528 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:27,623 INFO L354 Elim1Store]: treesize reduction 216, result has 25.3 percent of original size [2021-11-25 20:39:27,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 24 select indices, 24 select index equivalence classes, 127 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 284 case distinctions, treesize of input 300 treesize of output 396 [2021-11-25 20:39:36,526 INFO L354 Elim1Store]: treesize reduction 770, result has 0.9 percent of original size [2021-11-25 20:39:36,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 34 select indices, 34 select index equivalence classes, 120 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 561 case distinctions, treesize of input 239 treesize of output 109 [2021-11-25 20:39:36,861 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 26 proven. 284 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 20:39:36,861 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:39:37,823 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:39:37,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [364724834] [2021-11-25 20:39:37,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [364724834] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:39:37,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2030088849] [2021-11-25 20:39:37,823 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-25 20:39:37,824 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:39:37,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:39:37,824 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:39:37,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2021-11-25 20:39:44,176 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-25 20:39:44,176 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 20:39:44,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 131 conjunts are in the unsatisfiable core [2021-11-25 20:39:44,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:39:44,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-11-25 20:39:46,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:46,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2021-11-25 20:39:46,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:46,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:46,754 INFO L354 Elim1Store]: treesize reduction 18, result has 28.0 percent of original size [2021-11-25 20:39:46,755 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 2 case distinctions, treesize of input 33 treesize of output 35 [2021-11-25 20:39:47,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:47,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:47,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:47,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:47,515 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:47,519 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:39:47,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 40 treesize of output 45 [2021-11-25 20:39:48,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:48,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:48,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:48,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:48,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:48,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:48,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:48,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:48,473 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:39:48,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 59 [2021-11-25 20:39:49,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:49,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:49,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:49,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:49,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:49,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:49,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:49,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:49,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:49,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:49,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:49,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:49,365 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:39:49,365 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 4 case distinctions, treesize of input 60 treesize of output 71 [2021-11-25 20:39:50,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:50,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:50,314 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:39:50,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 70 treesize of output 84 [2021-11-25 20:39:51,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:51,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:51,576 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:39:51,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 98 [2021-11-25 20:39:52,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:52,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:52,739 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:39:52,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 90 treesize of output 110 [2021-11-25 20:39:53,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:53,993 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:53,998 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:39:53,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 8 case distinctions, treesize of input 100 treesize of output 123 [2021-11-25 20:39:55,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:55,322 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:55,326 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:39:55,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 9 case distinctions, treesize of input 110 treesize of output 136 [2021-11-25 20:39:56,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:56,774 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:56,778 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:39:56,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 10 case distinctions, treesize of input 120 treesize of output 149 [2021-11-25 20:39:58,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:58,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:58,381 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:39:58,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 66 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 11 case distinctions, treesize of input 131 treesize of output 163 [2021-11-25 20:39:59,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:59,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:00,062 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:00,066 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:40:00,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 12 case distinctions, treesize of input 140 treesize of output 175 [2021-11-25 20:40:01,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,805 INFO L244 Elim1Store]: Index analysis took 108 ms [2021-11-25 20:40:01,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:01,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:01,821 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:40:01,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 13 case distinctions, treesize of input 150 treesize of output 188 [2021-11-25 20:40:03,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,722 INFO L244 Elim1Store]: Index analysis took 130 ms [2021-11-25 20:40:03,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,731 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:03,736 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:40:03,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 14 case distinctions, treesize of input 160 treesize of output 201 [2021-11-25 20:40:05,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,762 INFO L244 Elim1Store]: Index analysis took 130 ms [2021-11-25 20:40:05,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,771 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:05,776 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:40:05,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 121 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 15 case distinctions, treesize of input 155 treesize of output 199 [2021-11-25 20:40:18,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:18,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:18,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:18,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:18,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:18,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:18,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:18,225 INFO L244 Elim1Store]: Index analysis took 189 ms [2021-11-25 20:40:18,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:18,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:18,241 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:18,256 INFO L354 Elim1Store]: treesize reduction 26, result has 21.2 percent of original size [2021-11-25 20:40:18,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 150 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 17 case distinctions, treesize of input 229 treesize of output 304 [2021-11-25 20:40:23,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:23,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:23,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:23,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:23,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:23,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:23,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:23,841 INFO L244 Elim1Store]: Index analysis took 351 ms [2021-11-25 20:40:23,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,856 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:23,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:23,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:23,870 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-25 20:40:23,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 25 select indices, 25 select index equivalence classes, 241 disjoint index pairs (out of 300 index pairs), introduced 25 new quantified variables, introduced 24 case distinctions, treesize of input 284 treesize of output 383 [2021-11-25 20:40:42,253 INFO L354 Elim1Store]: treesize reduction 290, result has 2.4 percent of original size [2021-11-25 20:40:42,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 35 select indices, 35 select index equivalence classes, 121 disjoint index pairs (out of 595 index pairs), introduced 35 new quantified variables, introduced 66 case distinctions, treesize of input 246 treesize of output 112 [2021-11-25 20:40:42,287 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 41 proven. 278 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:40:42,288 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:42,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2030088849] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:40:42,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1134383726] [2021-11-25 20:40:42,349 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-25 20:40:42,350 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:40:42,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:40:42,351 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:40:42,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2021-11-25 20:40:42,900 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-25 20:40:42,900 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 20:40:42,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 158 conjunts are in the unsatisfiable core [2021-11-25 20:40:42,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:42,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 22 [2021-11-25 20:40:45,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:40:46,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:46,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-11-25 20:40:47,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 36 [2021-11-25 20:40:49,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:49,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:49,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:49,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:49,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:49,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:49,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 48 [2021-11-25 20:40:50,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:50,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:50,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:50,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:50,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:50,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:50,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:50,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:50,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:50,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:50,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 62 [2021-11-25 20:40:51,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:51,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 63 treesize of output 74 [2021-11-25 20:40:53,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 88 [2021-11-25 20:40:55,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 102 [2021-11-25 20:40:57,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 116 [2021-11-25 20:40:59,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 126 [2021-11-25 20:41:01,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 139 [2021-11-25 20:41:03,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 153 [2021-11-25 20:41:06,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:06,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 167 [2021-11-25 20:41:09,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:09,143 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-25 20:41:09,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 178 [2021-11-25 20:41:11,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:11,783 INFO L244 Elim1Store]: Index analysis took 120 ms [2021-11-25 20:41:11,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 192 [2021-11-25 20:41:14,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:14,597 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-11-25 20:41:14,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 122 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 188 [2021-11-25 20:41:29,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:29,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:29,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:29,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:29,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:29,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:29,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:29,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:29,609 INFO L244 Elim1Store]: Index analysis took 181 ms [2021-11-25 20:41:29,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 150 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 222 treesize of output 294 [2021-11-25 20:41:34,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:34,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:35,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:35,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:35,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:35,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:35,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:35,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:35,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:35,045 INFO L244 Elim1Store]: Index analysis took 266 ms [2021-11-25 20:41:35,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 24 select indices, 24 select index equivalence classes, 242 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 0 case distinctions, treesize of input 300 treesize of output 396 [2021-11-25 20:42:05,705 INFO L354 Elim1Store]: treesize reduction 250, result has 2.7 percent of original size [2021-11-25 20:42:05,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 34 select indices, 34 select index equivalence classes, 122 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 32 case distinctions, treesize of input 239 treesize of output 109 [2021-11-25 20:42:05,729 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 32 proven. 278 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 20:42:05,729 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:42:05,794 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1134383726] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:42:05,794 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:42:05,794 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 55, 58] total 161 [2021-11-25 20:42:05,794 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897925471] [2021-11-25 20:42:05,795 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 20:42:05,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 161 states [2021-11-25 20:42:05,795 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:42:05,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 161 interpolants. [2021-11-25 20:42:05,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=857, Invalid=26533, Unknown=0, NotChecked=0, Total=27390 [2021-11-25 20:42:05,799 INFO L87 Difference]: Start difference. First operand 114 states and 122 transitions. Second operand has 161 states, 155 states have (on average 1.3483870967741935) internal successors, (209), 153 states have internal predecessors, (209), 20 states have call successors, (31), 8 states have call predecessors, (31), 12 states have return successors, (30), 21 states have call predecessors, (30), 19 states have call successors, (30) [2021-11-25 20:43:13,015 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:43:45,150 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:09,172 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:11,026 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:12,194 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:14,073 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:15,326 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:16,560 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:17,839 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:19,090 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:20,810 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:21,994 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:23,145 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:25,151 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:26,873 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:28,827 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:30,877 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:32,530 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:33,788 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:35,428 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:37,389 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:38,472 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:39,677 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:41,214 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:42,420 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:43,823 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:45,457 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:46,666 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:47,858 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:49,662 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:51,668 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:53,675 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:55,379 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:57,039 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:44:59,037 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:01,044 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:02,939 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:04,876 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:06,556 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:08,562 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:10,143 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:12,149 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:13,346 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:14,832 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:17,113 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:19,119 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:20,913 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:22,118 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:26,232 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:28,827 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:30,011 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:31,194 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:33,198 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:34,704 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:37,356 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:39,077 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:40,163 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:41,173 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:43,392 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:44,601 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:45,810 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:46,825 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:50,373 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:51,733 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:45:56,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:45:56,109 INFO L93 Difference]: Finished difference Result 222 states and 237 transitions. [2021-11-25 20:45:56,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-11-25 20:45:56,111 INFO L78 Accepts]: Start accepts. Automaton has has 161 states, 155 states have (on average 1.3483870967741935) internal successors, (209), 153 states have internal predecessors, (209), 20 states have call successors, (31), 8 states have call predecessors, (31), 12 states have return successors, (30), 21 states have call predecessors, (30), 19 states have call successors, (30) Word has length 105 [2021-11-25 20:45:56,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:45:56,112 INFO L225 Difference]: With dead ends: 222 [2021-11-25 20:45:56,112 INFO L226 Difference]: Without dead ends: 184 [2021-11-25 20:45:56,118 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 142 SyntacticMatches, 30 SemanticMatches, 233 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21556 ImplicationChecksByTransitivity, 168.3s TimeCoverageRelationStatistics Valid=2346, Invalid=52644, Unknown=0, NotChecked=0, Total=54990 [2021-11-25 20:45:56,119 INFO L933 BasicCegarLoop]: 54 mSDtfsCounter, 207 mSDsluCounter, 2054 mSDsCounter, 0 mSdLazyCounter, 5150 mSolverCounterSat, 276 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 187.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 2108 SdHoareTripleChecker+Invalid, 6078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 5150 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 644 IncrementalHoareTripleChecker+Unchecked, 191.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:45:56,119 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [212 Valid, 2108 Invalid, 6078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 5150 Invalid, 8 Unknown, 644 Unchecked, 191.8s Time] [2021-11-25 20:45:56,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-11-25 20:45:56,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 160. [2021-11-25 20:45:56,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 123 states have (on average 1.0406504065040652) internal successors, (128), 125 states have internal predecessors, (128), 22 states have call successors, (22), 15 states have call predecessors, (22), 14 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-25 20:45:56,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 170 transitions. [2021-11-25 20:45:56,154 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 170 transitions. Word has length 105 [2021-11-25 20:45:56,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:45:56,155 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 170 transitions. [2021-11-25 20:45:56,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 161 states, 155 states have (on average 1.3483870967741935) internal successors, (209), 153 states have internal predecessors, (209), 20 states have call successors, (31), 8 states have call predecessors, (31), 12 states have return successors, (30), 21 states have call predecessors, (30), 19 states have call successors, (30) [2021-11-25 20:45:56,155 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 170 transitions. [2021-11-25 20:45:56,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-25 20:45:56,157 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:45:56,157 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 6, 6, 6, 4, 3, 3, 3, 3, 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, 1, 1, 1, 1] [2021-11-25 20:45:56,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2021-11-25 20:45:56,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2021-11-25 20:45:56,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (32)] Ended with exit code 0 [2021-11-25 20:45:56,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:45:56,778 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:45:56,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:45:56,779 INFO L85 PathProgramCache]: Analyzing trace with hash 1623521285, now seen corresponding path program 5 times [2021-11-25 20:45:56,779 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:45:56,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1558087403] [2021-11-25 20:45:56,779 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-25 20:45:56,780 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:45:56,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:45:56,780 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:45:56,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (35)] Waiting until timeout for monitored process [2021-11-25 20:45:57,956 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 21 check-sat command(s) [2021-11-25 20:45:57,956 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 20:45:58,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 20:45:58,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:46:00,415 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 43 proven. 410 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 20:46:00,416 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:46:07,622 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 13 proven. 402 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-25 20:46:07,622 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:46:07,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1558087403] [2021-11-25 20:46:07,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1558087403] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:46:07,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1041359286] [2021-11-25 20:46:07,623 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-25 20:46:07,623 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:46:07,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:46:07,624 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:46:07,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da936f13-276b-43b7-88f8-c2aaf78b9551/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process