[INFO] cloning repository https://github.com/xxscloud5722/exchange-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xxscloud5722/exchange-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxscloud5722%2Fexchange-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxscloud5722%2Fexchange-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ee4ab7c218a5cc310219443eb6d3fe99ed9c861
[INFO] testing xxscloud5722/exchange-engine against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxscloud5722%2Fexchange-engine" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xxscloud5722/exchange-engine on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xxscloud5722/exchange-engine
[INFO] finished tweaking git repo https://github.com/xxscloud5722/exchange-engine
[INFO] tweaked toml for git repo https://github.com/xxscloud5722/exchange-engine written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/xxscloud5722/exchange-engine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6546ab6ad5e2c254ec59b0f7937b6bbdfcac6d97c627f3ccb910c1b49c2f64ea
[INFO] running `Command { std: "docker" "start" "-a" "6546ab6ad5e2c254ec59b0f7937b6bbdfcac6d97c627f3ccb910c1b49c2f64ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6546ab6ad5e2c254ec59b0f7937b6bbdfcac6d97c627f3ccb910c1b49c2f64ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6546ab6ad5e2c254ec59b0f7937b6bbdfcac6d97c627f3ccb910c1b49c2f64ea", kill_on_drop: false }`
[INFO] [stdout] 6546ab6ad5e2c254ec59b0f7937b6bbdfcac6d97c627f3ccb910c1b49c2f64ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ba5dc01147a87d4fbd8fb5f0ac823f419ecac267f919f996de3a9313923a9c69
[INFO] running `Command { std: "docker" "start" "-a" "ba5dc01147a87d4fbd8fb5f0ac823f419ecac267f919f996de3a9313923a9c69", kill_on_drop: false }`
[INFO] [stderr]    Compiling matching v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/engine/order_queues.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |             let mut amended_queue = BinaryHeap::from(active_orders);
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Market`
[INFO] [stdout]  --> src/engine/domain.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Market,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Limit`
[INFO] [stdout]  --> src/engine/domain.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Limit,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]  --> src/engine/order_queues.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     id: u64,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `idx_queue`
[INFO] [stdout]   --> src/engine/order_queues.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     idx_queue: Option<BinaryHeap<OrderIndex>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `orders`
[INFO] [stdout]   --> src/engine/order_queues.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     orders: HashMap<u64, T>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `op_counter`
[INFO] [stdout]   --> src/engine/order_queues.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     op_counter: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_stalled`
[INFO] [stdout]   --> src/engine/order_queues.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     max_stalled: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `queue_side`
[INFO] [stdout]   --> src/engine/order_queues.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     queue_side: OrderSide,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/engine/order_queues.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn peek(&mut self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]   --> src/engine/order_queues.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn pop(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]    --> src/engine/order_queues.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn insert(&mut self, id: u64, price: f64, ts: time::SystemTime, order: T) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `amend`
[INFO] [stdout]    --> src/engine/order_queues.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn amend(&mut self, id: u64, price: f64, ts: time::SystemTime, order: T) -> bool {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cancel`
[INFO] [stdout]    --> src/engine/order_queues.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn cancel(&mut self, id: u64) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `modify_current_order`
[INFO] [stdout]    --> src/engine/order_queues.rs:153:12
[INFO] [stdout]     |
[INFO] [stdout] 153 |     pub fn modify_current_order(&mut self, new_order: T) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clean_check`
[INFO] [stdout]    --> src/engine/order_queues.rs:165:8
[INFO] [stdout]     |
[INFO] [stdout] 165 |     fn clean_check(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_stalled`
[INFO] [stdout]    --> src/engine/order_queues.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn remove_stalled(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rebuild_idx`
[INFO] [stdout]    --> src/engine/order_queues.rs:186:8
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn rebuild_idx(&mut self, id: u64, price: f64, ts: time::SystemTime) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_current_order_id`
[INFO] [stdout]    --> src/engine/order_queues.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn get_current_order_id(&self) -> Option<u64> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MIN_SEQUENCE_ID`
[INFO] [stdout]  --> src/engine/order_book.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const MIN_SEQUENCE_ID: u64 = 1;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_SEQUENCE_ID`
[INFO] [stdout]  --> src/engine/order_book.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | const MAX_SEQUENCE_ID: u64 = 1000;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `order_asset`
[INFO] [stdout]   --> src/engine/order_book.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     order_asset: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `price_asset`
[INFO] [stdout]   --> src/engine/order_book.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     price_asset: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `buy_queue`
[INFO] [stdout]   --> src/engine/order_book.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     buy_queue: OrderQueue<Order>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sell_queue`
[INFO] [stdout]   --> src/engine/order_book.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     sell_queue: OrderQueue<Order>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "ba5dc01147a87d4fbd8fb5f0ac823f419ecac267f919f996de3a9313923a9c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba5dc01147a87d4fbd8fb5f0ac823f419ecac267f919f996de3a9313923a9c69", kill_on_drop: false }`
[INFO] [stdout] ba5dc01147a87d4fbd8fb5f0ac823f419ecac267f919f996de3a9313923a9c69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87c81d12f55a0242187f0c4d29f5dd60a4ce171f04b90d423c2cef26253b6d3d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "87c81d12f55a0242187f0c4d29f5dd60a4ce171f04b90d423c2cef26253b6d3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling matching v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/engine/order_queues.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |             let mut amended_queue = BinaryHeap::from(active_orders);
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Market`
[INFO] [stdout]  --> src/engine/domain.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Market,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Limit`
[INFO] [stdout]  --> src/engine/domain.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Limit,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]  --> src/engine/order_queues.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     id: u64,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `idx_queue`
[INFO] [stdout]   --> src/engine/order_queues.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     idx_queue: Option<BinaryHeap<OrderIndex>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `orders`
[INFO] [stdout]   --> src/engine/order_queues.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     orders: HashMap<u64, T>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `op_counter`
[INFO] [stdout]   --> src/engine/order_queues.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     op_counter: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_stalled`
[INFO] [stdout]   --> src/engine/order_queues.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     max_stalled: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `queue_side`
[INFO] [stdout]   --> src/engine/order_queues.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     queue_side: OrderSide,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/engine/order_queues.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn peek(&mut self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]   --> src/engine/order_queues.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn pop(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]    --> src/engine/order_queues.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn insert(&mut self, id: u64, price: f64, ts: time::SystemTime, order: T) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `amend`
[INFO] [stdout]    --> src/engine/order_queues.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn amend(&mut self, id: u64, price: f64, ts: time::SystemTime, order: T) -> bool {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cancel`
[INFO] [stdout]    --> src/engine/order_queues.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn cancel(&mut self, id: u64) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `modify_current_order`
[INFO] [stdout]    --> src/engine/order_queues.rs:153:12
[INFO] [stdout]     |
[INFO] [stdout] 153 |     pub fn modify_current_order(&mut self, new_order: T) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clean_check`
[INFO] [stdout]    --> src/engine/order_queues.rs:165:8
[INFO] [stdout]     |
[INFO] [stdout] 165 |     fn clean_check(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_stalled`
[INFO] [stdout]    --> src/engine/order_queues.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn remove_stalled(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rebuild_idx`
[INFO] [stdout]    --> src/engine/order_queues.rs:186:8
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn rebuild_idx(&mut self, id: u64, price: f64, ts: time::SystemTime) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_current_order_id`
[INFO] [stdout]    --> src/engine/order_queues.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn get_current_order_id(&self) -> Option<u64> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MIN_SEQUENCE_ID`
[INFO] [stdout]  --> src/engine/order_book.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const MIN_SEQUENCE_ID: u64 = 1;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_SEQUENCE_ID`
[INFO] [stdout]  --> src/engine/order_book.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | const MAX_SEQUENCE_ID: u64 = 1000;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `order_asset`
[INFO] [stdout]   --> src/engine/order_book.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     order_asset: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `price_asset`
[INFO] [stdout]   --> src/engine/order_book.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     price_asset: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `buy_queue`
[INFO] [stdout]   --> src/engine/order_book.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     buy_queue: OrderQueue<Order>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sell_queue`
[INFO] [stdout]   --> src/engine/order_book.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     sell_queue: OrderQueue<Order>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "87c81d12f55a0242187f0c4d29f5dd60a4ce171f04b90d423c2cef26253b6d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87c81d12f55a0242187f0c4d29f5dd60a4ce171f04b90d423c2cef26253b6d3d", kill_on_drop: false }`
[INFO] [stdout] 87c81d12f55a0242187f0c4d29f5dd60a4ce171f04b90d423c2cef26253b6d3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 46853f8b4342be6338889b12c28bb08b58d11a15d40906a619b161cf098d98ec
[INFO] running `Command { std: "docker" "start" "-a" "46853f8b4342be6338889b12c28bb08b58d11a15d40906a619b161cf098d98ec", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/engine/order_queues.rs:200:17
[INFO] [stderr]     |
[INFO] [stderr] 200 |             let mut amended_queue = BinaryHeap::from(active_orders);
[INFO] [stderr]     |                 ----^^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Market`
[INFO] [stderr]  --> src/engine/domain.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Market,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Limit`
[INFO] [stderr]  --> src/engine/domain.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Limit,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `id`
[INFO] [stderr]  --> src/engine/order_queues.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     id: u64,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `idx_queue`
[INFO] [stderr]   --> src/engine/order_queues.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     idx_queue: Option<BinaryHeap<OrderIndex>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `orders`
[INFO] [stderr]   --> src/engine/order_queues.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     orders: HashMap<u64, T>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `op_counter`
[INFO] [stderr]   --> src/engine/order_queues.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     op_counter: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `max_stalled`
[INFO] [stderr]   --> src/engine/order_queues.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     max_stalled: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `queue_side`
[INFO] [stderr]   --> src/engine/order_queues.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     queue_side: OrderSide,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `peek`
[INFO] [stderr]   --> src/engine/order_queues.rs:77:12
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn peek(&mut self) -> Option<&T> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `pop`
[INFO] [stderr]   --> src/engine/order_queues.rs:92:12
[INFO] [stderr]    |
[INFO] [stderr] 92 |     pub fn pop(&mut self) -> Option<T> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `insert`
[INFO] [stderr]    --> src/engine/order_queues.rs:105:12
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn insert(&mut self, id: u64, price: f64, ts: time::SystemTime, order: T) -> bool {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `amend`
[INFO] [stderr]    --> src/engine/order_queues.rs:124:12
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn amend(&mut self, id: u64, price: f64, ts: time::SystemTime, order: T) -> bool {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cancel`
[INFO] [stderr]    --> src/engine/order_queues.rs:136:12
[INFO] [stderr]     |
[INFO] [stderr] 136 |     pub fn cancel(&mut self, id: u64) -> bool {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `modify_current_order`
[INFO] [stderr]    --> src/engine/order_queues.rs:153:12
[INFO] [stderr]     |
[INFO] [stderr] 153 |     pub fn modify_current_order(&mut self, new_order: T) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `clean_check`
[INFO] [stderr]    --> src/engine/order_queues.rs:165:8
[INFO] [stderr]     |
[INFO] [stderr] 165 |     fn clean_check(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `remove_stalled`
[INFO] [stderr]    --> src/engine/order_queues.rs:176:8
[INFO] [stderr]     |
[INFO] [stderr] 176 |     fn remove_stalled(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rebuild_idx`
[INFO] [stderr]    --> src/engine/order_queues.rs:186:8
[INFO] [stderr]     |
[INFO] [stderr] 186 |     fn rebuild_idx(&mut self, id: u64, price: f64, ts: time::SystemTime) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_current_order_id`
[INFO] [stderr]    --> src/engine/order_queues.rs:207:8
[INFO] [stderr]     |
[INFO] [stderr] 207 |     fn get_current_order_id(&self) -> Option<u64> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MIN_SEQUENCE_ID`
[INFO] [stderr]  --> src/engine/order_book.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const MIN_SEQUENCE_ID: u64 = 1;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAX_SEQUENCE_ID`
[INFO] [stderr]  --> src/engine/order_book.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | const MAX_SEQUENCE_ID: u64 = 1000;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `order_asset`
[INFO] [stderr]   --> src/engine/order_book.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     order_asset: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `price_asset`
[INFO] [stderr]   --> src/engine/order_book.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     price_asset: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `buy_queue`
[INFO] [stderr]   --> src/engine/order_book.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     buy_queue: OrderQueue<Order>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `sell_queue`
[INFO] [stderr]   --> src/engine/order_book.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     sell_queue: OrderQueue<Order>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `matching` (bin "matching" test) generated 25 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matching-283579253b8dfc57)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46853f8b4342be6338889b12c28bb08b58d11a15d40906a619b161cf098d98ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46853f8b4342be6338889b12c28bb08b58d11a15d40906a619b161cf098d98ec", kill_on_drop: false }`
[INFO] [stdout] 46853f8b4342be6338889b12c28bb08b58d11a15d40906a619b161cf098d98ec