[INFO] fetching crate fourthage-mud 0.2.1...
[INFO] checking fourthage-mud-0.2.1 against master#c290daa1e5274a52e54a0f49e31bd70192abc606 for pr-133502-23
[INFO] extracting crate fourthage-mud 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate fourthage-mud 0.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fourthage-mud 0.2.1
[INFO] tweaked toml for crates.io crate fourthage-mud 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fourthage-mud 0.2.1 on toolchain c290daa1e5274a52e54a0f49e31bd70192abc606
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fourthage-mud 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fourthage-mud-macros v0.2.0
[INFO] [stderr]   Downloaded redox_syscall v0.7.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f9fe23451f93b9e8d5591f27d2e5009fb9ca96e60d59936edf4041945a4a4a3d
[INFO] running `Command { std: "docker" "start" "f9fe23451f93b9e8d5591f27d2e5009fb9ca96e60d59936edf4041945a4a4a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9fe23451f93b9e8d5591f27d2e5009fb9ca96e60d59936edf4041945a4a4a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f9fe23451f93b9e8d5591f27d2e5009fb9ca96e60d59936edf4041945a4a4a3d" "/opt/rustwide/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9fe23451f93b9e8d5591f27d2e5009fb9ca96e60d59936edf4041945a4a4a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f9fe23451f93b9e8d5591f27d2e5009fb9ca96e60d59936edf4041945a4a4a3d" "/opt/rustwide/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `sync::Arc`
[INFO] [stdout]  --> src/entities.rs:2:69
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{any::TypeId, collections::{HashMap, HashSet}, hash::Hash, sync::Arc};
[INFO] [stdout]   |                                                                     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/entities.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use parking_lot::{Mutex, RwLock};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EventHandler`
[INFO] [stdout]  --> src/behavior.rs:6:36
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{entities::{AiBehavior, EventHandler, Location, Name}, event::{Event, EventTarget, EventTargetResolver, GameEvent}, model:...
[INFO] [stdout]   |                                    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sync::Arc`
[INFO] [stdout]  --> src/entities.rs:2:69
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{any::TypeId, collections::{HashMap, HashSet}, hash::Hash, sync::Arc};
[INFO] [stdout]   |                                                                     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/entities.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use parking_lot::{Mutex, RwLock};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EventHandler`
[INFO] [stdout]  --> src/behavior.rs:6:36
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{entities::{AiBehavior, EventHandler, Location, Name}, event::{Event, EventTarget, EventTargetResolver, GameEvent}, model:...
[INFO] [stdout]   |                                    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/session.rs:20:14
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Internal(String),
[INFO] [stdout]    |     -------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SessionError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 20 -     Internal(String),
[INFO] [stdout] 20 +     Internal(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `has_component`, `remove_component`, and `query` are never used
[INFO] [stdout]    --> src/entities.rs:169:12
[INFO] [stdout]     |
[INFO] [stdout]  97 | impl EntityRegistry {
[INFO] [stdout]     | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub fn has_component<T: ComponentStorage>(&self, e: &EntityId) -> Result<bool, EntityRegistryError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 |     pub fn remove_component<T: ComponentStorage>(&self, e: &EntityId) -> Result<(), EntityRegistryError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 |     pub fn query<T, R, F>(&self, f: F) -> Result<R, EntityRegistryError>
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/seed.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Database(DatabaseError),
[INFO] [stdout]   |     -------- ^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `SeedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -     Database(DatabaseError),
[INFO] [stdout] 9 +     Database(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/seed.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     DataLoad(DataLoadError),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SeedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     DataLoad(DataLoadError),
[INFO] [stdout] 10 +     DataLoad(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/seed.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |     EntityRegistry(EntityRegistryError),
[INFO] [stdout]    |     -------------- ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SeedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     EntityRegistry(EntityRegistryError),
[INFO] [stdout] 11 +     EntityRegistry(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/seed.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     UnknownAlias(Alias),
[INFO] [stdout]    |     ------------ ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SeedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 12 -     UnknownAlias(Alias),
[INFO] [stdout] 12 +     UnknownAlias(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/seed.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     DataError(String)
[INFO] [stdout]    |     --------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SeedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 13 -     DataError(String)
[INFO] [stdout] 13 +     DataError(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rooms` is never read
[INFO] [stdout]   --> src/system.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SystemContext {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 15 |     registry: Arc<EntityRegistry>,
[INFO] [stdout] 16 |     rooms: Arc<RoomGraph>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rooms` is never used
[INFO] [stdout]   --> src/system.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl SystemContext {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn rooms(&self) -> &RoomGraph {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `entity` is never read
[INFO] [stdout]  --> src/behavior.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct BehaviorContext<'a> {
[INFO] [stdout]   |            --------------- field in this struct
[INFO] [stdout] 9 |     entity: &'a EntityId,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/model/rooms.rs:115:18
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn rooms(&self) -> MappedRwLockReadGuard<RawRwLock, HashMap<RoomId, Arc<RoomGraphNode>>> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn rooms(&self) -> MappedRwLockReadGuard<'_, RawRwLock, HashMap<RoomId, Arc<RoomGraphNode>>> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/session.rs:20:14
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Internal(String),
[INFO] [stdout]    |     -------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SessionError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 20 -     Internal(String),
[INFO] [stdout] 20 +     Internal(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `has_component`, `remove_component`, and `query` are never used
[INFO] [stdout]    --> src/entities.rs:169:12
[INFO] [stdout]     |
[INFO] [stdout]  97 | impl EntityRegistry {
[INFO] [stdout]     | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub fn has_component<T: ComponentStorage>(&self, e: &EntityId) -> Result<bool, EntityRegistryError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 |     pub fn remove_component<T: ComponentStorage>(&self, e: &EntityId) -> Result<(), EntityRegistryError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 |     pub fn query<T, R, F>(&self, f: F) -> Result<R, EntityRegistryError>
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/seed.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Database(DatabaseError),
[INFO] [stdout]   |     -------- ^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `SeedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -     Database(DatabaseError),
[INFO] [stdout] 9 +     Database(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/seed.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     DataLoad(DataLoadError),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SeedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     DataLoad(DataLoadError),
[INFO] [stdout] 10 +     DataLoad(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/seed.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |     EntityRegistry(EntityRegistryError),
[INFO] [stdout]    |     -------------- ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SeedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     EntityRegistry(EntityRegistryError),
[INFO] [stdout] 11 +     EntityRegistry(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/seed.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     UnknownAlias(Alias),
[INFO] [stdout]    |     ------------ ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SeedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 12 -     UnknownAlias(Alias),
[INFO] [stdout] 12 +     UnknownAlias(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/seed.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     DataError(String)
[INFO] [stdout]    |     --------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SeedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 13 -     DataError(String)
[INFO] [stdout] 13 +     DataError(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rooms` is never read
[INFO] [stdout]   --> src/system.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SystemContext {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 15 |     registry: Arc<EntityRegistry>,
[INFO] [stdout] 16 |     rooms: Arc<RoomGraph>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rooms` is never used
[INFO] [stdout]   --> src/system.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl SystemContext {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn rooms(&self) -> &RoomGraph {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `entity` is never read
[INFO] [stdout]  --> src/behavior.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct BehaviorContext<'a> {
[INFO] [stdout]   |            --------------- field in this struct
[INFO] [stdout] 9 |     entity: &'a EntityId,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/model/rooms.rs:115:18
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn rooms(&self) -> MappedRwLockReadGuard<RawRwLock, HashMap<RoomId, Arc<RoomGraphNode>>> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn rooms(&self) -> MappedRwLockReadGuard<'_, RawRwLock, HashMap<RoomId, Arc<RoomGraphNode>>> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "f9fe23451f93b9e8d5591f27d2e5009fb9ca96e60d59936edf4041945a4a4a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9fe23451f93b9e8d5591f27d2e5009fb9ca96e60d59936edf4041945a4a4a3d", kill_on_drop: false }`
[INFO] [stdout] f9fe23451f93b9e8d5591f27d2e5009fb9ca96e60d59936edf4041945a4a4a3d
