[INFO] cloning repository https://github.com/KoreaFriedChips/rust-trading-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KoreaFriedChips/rust-trading-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKoreaFriedChips%2Frust-trading-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKoreaFriedChips%2Frust-trading-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 502711523f11d8459408bb96d59ea8326c653b7a
[INFO] testing KoreaFriedChips/rust-trading-engine against try#ed7f3d77595b4831fdf085f2529aa13b5b51ff7d for pr-134530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKoreaFriedChips%2Frust-trading-engine" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KoreaFriedChips/rust-trading-engine on toolchain ed7f3d77595b4831fdf085f2529aa13b5b51ff7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KoreaFriedChips/rust-trading-engine
[INFO] finished tweaking git repo https://github.com/KoreaFriedChips/rust-trading-engine
[INFO] tweaked toml for git repo https://github.com/KoreaFriedChips/rust-trading-engine written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/KoreaFriedChips/rust-trading-engine 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" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing KoreaFriedChips/rust-trading-engine against try#ed7f3d77595b4831fdf085f2529aa13b5b51ff7d for pr-134530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKoreaFriedChips%2Frust-trading-engine" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KoreaFriedChips/rust-trading-engine on toolchain ed7f3d77595b4831fdf085f2529aa13b5b51ff7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KoreaFriedChips/rust-trading-engine
[INFO] finished tweaking git repo https://github.com/KoreaFriedChips/rust-trading-engine
[INFO] tweaked toml for git repo https://github.com/KoreaFriedChips/rust-trading-engine written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/KoreaFriedChips/rust-trading-engine 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" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust_decimal_macros v1.34.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df64f2157e4d4b24026184e2dc1d203497c53a73cf5bf26cbdaf183aed3ae7dc
[INFO] running `Command { std: "docker" "start" "-a" "df64f2157e4d4b24026184e2dc1d203497c53a73cf5bf26cbdaf183aed3ae7dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df64f2157e4d4b24026184e2dc1d203497c53a73cf5bf26cbdaf183aed3ae7dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df64f2157e4d4b24026184e2dc1d203497c53a73cf5bf26cbdaf183aed3ae7dc", kill_on_drop: false }`
[INFO] [stdout] df64f2157e4d4b24026184e2dc1d203497c53a73cf5bf26cbdaf183aed3ae7dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c45cd295ff8f317da4c39c009ccd7213436daf0bcd6616d067ca7f7e3fa9c701
[INFO] running `Command { std: "docker" "start" "-a" "c45cd295ff8f317da4c39c009ccd7213436daf0bcd6616d067ca7f7e3fa9c701", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling rust_decimal v1.35.0
[INFO] [stderr]    Compiling serde v1.0.198
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling rust_decimal_macros v1.34.2
[INFO] [stderr]    Compiling trading_engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rust_decimal_macros::dec`
[INFO] [stdout]  --> src/matching_engine/engine.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rust_decimal_macros::dec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/matching_engine/orderbook.rs:124:16
[INFO] [stdout]     |
[INFO] [stdout] 124 |             if (market_order.is_filled()) {
[INFO] [stdout]     |                ^                        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 124 -             if (market_order.is_filled()) {
[INFO] [stdout] 124 +             if market_order.is_filled() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rust_decimal::prelude::*`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rust_decimal::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sell_order`
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let sell_order = Order::new(BidOrAsk::Ask, 3.5);
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sell_order`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `fill_market_order`, `ask_limits`, and `bid_limits` are never used
[INFO] [stdout]   --> src/matching_engine/orderbook.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl OrderBook {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn fill_market_order(&mut self, market_order: &mut Order) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn ask_limits(&mut self) -> Vec<&mut Limit> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn bid_limits(&mut self) -> Vec<&mut Limit> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `price` is never read
[INFO] [stdout]   --> src/matching_engine/orderbook.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct Limit {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 89 |     price: Decimal,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Limit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `total_volume` and `fill_order` are never used
[INFO] [stdout]    --> src/matching_engine/orderbook.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 93  | impl Limit {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 101 |     fn total_volume(&self) -> f64 {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 111 |     fn fill_order(&mut self, market_order: &mut Order) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]    --> src/matching_engine/orderbook.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub struct Order {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 137 |     size: f64,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Order` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_filled` is never used
[INFO] [stdout]    --> src/matching_engine/orderbook.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl Order {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 146 |     pub fn is_filled(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.78s
[INFO] running `Command { std: "docker" "inspect" "c45cd295ff8f317da4c39c009ccd7213436daf0bcd6616d067ca7f7e3fa9c701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c45cd295ff8f317da4c39c009ccd7213436daf0bcd6616d067ca7f7e3fa9c701", kill_on_drop: false }`
[INFO] [stdout] c45cd295ff8f317da4c39c009ccd7213436daf0bcd6616d067ca7f7e3fa9c701
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 219e3064e71e96b1a1a32b2535fa944f533416d8dbcdf38dea9532e07e80e9e4
[INFO] running `Command { std: "docker" "start" "-a" "219e3064e71e96b1a1a32b2535fa944f533416d8dbcdf38dea9532e07e80e9e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling trading_engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rust_decimal_macros::dec`
[INFO] [stdout]  --> src/matching_engine/engine.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rust_decimal_macros::dec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/matching_engine/orderbook.rs:124:16
[INFO] [stdout]     |
[INFO] [stdout] 124 |             if (market_order.is_filled()) {
[INFO] [stdout]     |                ^                        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 124 -             if (market_order.is_filled()) {
[INFO] [stdout] 124 +             if market_order.is_filled() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rust_decimal::prelude::*`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rust_decimal::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sell_order`
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let sell_order = Order::new(BidOrAsk::Ask, 3.5);
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sell_order`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "219e3064e71e96b1a1a32b2535fa944f533416d8dbcdf38dea9532e07e80e9e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "219e3064e71e96b1a1a32b2535fa944f533416d8dbcdf38dea9532e07e80e9e4", kill_on_drop: false }`
[INFO] [stdout] 219e3064e71e96b1a1a32b2535fa944f533416d8dbcdf38dea9532e07e80e9e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed3a1938b30183d6fbbab9e1b121025e1aea4c0e4de80c4df31f5c58c29c4503
[INFO] running `Command { std: "docker" "start" "-a" "ed3a1938b30183d6fbbab9e1b121025e1aea4c0e4de80c4df31f5c58c29c4503", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `rust_decimal_macros::dec`
[INFO] [stderr]  --> src/matching_engine/engine.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rust_decimal_macros::dec;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/matching_engine/orderbook.rs:124:16
[INFO] [stderr]     |
[INFO] [stderr] 124 |             if (market_order.is_filled()) {
[INFO] [stderr]     |                ^                        ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 124 -             if (market_order.is_filled()) {
[INFO] [stderr] 124 +             if market_order.is_filled() {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rust_decimal::prelude::*`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rust_decimal::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sell_order`
[INFO] [stderr]   --> src/main.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let sell_order = Order::new(BidOrAsk::Ask, 3.5);
[INFO] [stderr]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sell_order`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `trading_engine` (bin "trading_engine" test) generated 4 warnings (run `cargo fix --bin "trading_engine" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/trading_engine-4fd63c286e33006a)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test matching_engine::orderbook::tests::limit_order_multi_fill ... ok
[INFO] [stdout] test matching_engine::orderbook::tests::limit_order_single_fill ... ok
[INFO] [stdout] test matching_engine::orderbook::tests::limit_total_volume ... ok
[INFO] [stdout] test matching_engine::orderbook::tests::order_book_fill_market_order_ask ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ed3a1938b30183d6fbbab9e1b121025e1aea4c0e4de80c4df31f5c58c29c4503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed3a1938b30183d6fbbab9e1b121025e1aea4c0e4de80c4df31f5c58c29c4503", kill_on_drop: false }`
[INFO] [stdout] ed3a1938b30183d6fbbab9e1b121025e1aea4c0e4de80c4df31f5c58c29c4503