[INFO] cloning repository https://github.com/Jkrish1011/order-match-engine-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jkrish1011/order-match-engine-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJkrish1011%2Forder-match-engine-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJkrish1011%2Forder-match-engine-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a93202600cfa5ba6156e3f453235cf1a4f2ef8dd
[INFO] testing Jkrish1011/order-match-engine-rs against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJkrish1011%2Forder-match-engine-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Jkrish1011/order-match-engine-rs
[INFO] finished tweaking git repo https://github.com/Jkrish1011/order-match-engine-rs
[INFO] tweaked toml for git repo https://github.com/Jkrish1011/order-match-engine-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Jkrish1011/order-match-engine-rs on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Jkrish1011/order-match-engine-rs 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0c1f2e1b1fff44328ead64f50e570667dd39e32edcd8f94285e7ce4dafafb19
[INFO] running `Command { std: "docker" "start" "-a" "d0c1f2e1b1fff44328ead64f50e570667dd39e32edcd8f94285e7ce4dafafb19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0c1f2e1b1fff44328ead64f50e570667dd39e32edcd8f94285e7ce4dafafb19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0c1f2e1b1fff44328ead64f50e570667dd39e32edcd8f94285e7ce4dafafb19", kill_on_drop: false }`
[INFO] [stdout] d0c1f2e1b1fff44328ead64f50e570667dd39e32edcd8f94285e7ce4dafafb19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c992b8765c40951311b8a2f596f0ca5996fafda6cadbae32dc71e7b2a0620575
[INFO] running `Command { std: "docker" "start" "-a" "c992b8765c40951311b8a2f596f0ca5996fafda6cadbae32dc71e7b2a0620575", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crossbeam-skiplist v0.1.3
[INFO] [stderr]    Compiling syn v2.0.107
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling match-engine-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crossbeam_skiplist::SkipMap`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crossbeam_skiplist::SkipMap;
[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: `thread::current`
[INFO] [stdout]  --> src/main.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     }, thread::current, time::{SystemTime, UNIX_EPOCH}
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thiserror::Error`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use thiserror::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `unbounded`
[INFO] [stdout]   --> src/main.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crossbeam_channel::{unbounded, Sender};
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `once_cell::sync::Lazy`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use once_cell::sync::Lazy;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SeedableRng` and `rngs::StdRng`
[INFO] [stdout]   --> src/main.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | use rand::{rngs::StdRng, Rng, SeedableRng};
[INFO] [stdout]    |            ^^^^^^^^^^^^       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration` and `Instant`
[INFO] [stdout]   --> src/main.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]   --> src/main.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 | use rand::{rngs::StdRng, Rng, SeedableRng};
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:373:21
[INFO] [stdout]     |
[INFO] [stdout] 373 |                 let mut candidate_prices: Vec<Price> = asks_read.range(..=price).map(|(p, _) | *p).collect();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecDeque` should have a snake case name
[INFO] [stdout]    --> src/main.rs:202:13
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let vecDeque = &mut *self.orders.lock();
[INFO] [stdout]     |             ^^^^^^^^ help: convert the identifier to snake case: `vec_deque`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecDeque` should have a snake case name
[INFO] [stdout]    --> src/main.rs:211:13
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let vecDeque = &mut *self.orders.lock();
[INFO] [stdout]     |             ^^^^^^^^ help: convert the identifier to snake case: `vec_deque`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecDeque` should have a snake case name
[INFO] [stdout]    --> src/main.rs:217:13
[INFO] [stdout]     |
[INFO] [stdout] 217 |         let vecDeque = &mut *self.orders.lock();
[INFO] [stdout]     |             ^^^^^^^^ help: convert the identifier to snake case: `vec_deque`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecDeque` should have a snake case name
[INFO] [stdout]    --> src/main.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let vecDeque = &mut *self.orders.lock();
[INFO] [stdout]     |             ^^^^^^^^ help: convert the identifier to snake case: `vec_deque`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.44s
[INFO] running `Command { std: "docker" "inspect" "c992b8765c40951311b8a2f596f0ca5996fafda6cadbae32dc71e7b2a0620575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c992b8765c40951311b8a2f596f0ca5996fafda6cadbae32dc71e7b2a0620575", kill_on_drop: false }`
[INFO] [stdout] c992b8765c40951311b8a2f596f0ca5996fafda6cadbae32dc71e7b2a0620575
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ede2f50a3072e784a5e3c009dfb600f1900439558cf1dfc153ccbaaf12b9fa9e
[INFO] running `Command { std: "docker" "start" "-a" "ede2f50a3072e784a5e3c009dfb600f1900439558cf1dfc153ccbaaf12b9fa9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.107
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
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[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling anstyle v1.0.13
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[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.20
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[INFO] [stderr]    Compiling clap_builder v4.5.49
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling rusty-fork v0.3.1
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling clap v4.5.49
[INFO] [stderr]    Compiling criterion-plot v0.6.0
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling proptest v1.8.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling criterion v0.7.0
[INFO] [stderr]    Compiling match-engine-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crossbeam_skiplist::SkipMap`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crossbeam_skiplist::SkipMap;
[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: `thread::current`
[INFO] [stdout]  --> src/main.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     }, thread::current, time::{SystemTime, UNIX_EPOCH}
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thiserror::Error`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use thiserror::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:373:21
[INFO] [stdout]     |
[INFO] [stdout] 373 |                 let mut candidate_prices: Vec<Price> = asks_read.range(..=price).map(|(p, _) | *p).collect();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buy`
[INFO] [stdout]    --> src/main.rs:902:13
[INFO] [stdout]     |
[INFO] [stdout] 902 |         let buy = ob.submit_limit_order(super::Side::Buy, 12, 50).unwrap();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_buy`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/main.rs:931:14
[INFO] [stdout]     |
[INFO] [stdout] 931 |         let (id, filled) = ob.submit_market_order(super::Side::Buy, 50).unwrap();
[INFO] [stdout]     |              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buy1`
[INFO] [stdout]     --> src/main.rs:1013:13
[INFO] [stdout]      |
[INFO] [stdout] 1013 |         let buy1 = ob.submit_limit_order(super::Side::Buy, 10, 10).unwrap(); // lower price
[INFO] [stdout]      |             ^^^^ help: if this is intentional, prefix it with an underscore: `_buy1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filled`
[INFO] [stdout]     --> src/main.rs:1018:19
[INFO] [stdout]      |
[INFO] [stdout] 1018 |         let (_id, filled) = ob.submit_market_order(super::Side::Sell, 10).unwrap();
[INFO] [stdout]      |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_filled`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buy`
[INFO] [stdout]     --> src/main.rs:1097:13
[INFO] [stdout]      |
[INFO] [stdout] 1097 |         let buy = ob.submit_limit_order(super::Side::Buy, 12, 60).unwrap();
[INFO] [stdout]      |             ^^^ help: if this is intentional, prefix it with an underscore: `_buy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buy`
[INFO] [stdout]     --> src/main.rs:1117:13
[INFO] [stdout]      |
[INFO] [stdout] 1117 |         let buy =  orderbook.submit_limit_order(super::Side::Buy, 20, 100).unwrap();
[INFO] [stdout]      |             ^^^ help: if this is intentional, prefix it with an underscore: `_buy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sell`
[INFO] [stdout]     --> src/main.rs:1118:13
[INFO] [stdout]      |
[INFO] [stdout] 1118 |         let sell = orderbook.submit_limit_order(super::Side::Sell, 20, 120).unwrap();
[INFO] [stdout]      |             ^^^^ help: if this is intentional, prefix it with an underscore: `_sell`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `market_order_id`
[INFO] [stdout]     --> src/main.rs:1120:14
[INFO] [stdout]      |
[INFO] [stdout] 1120 |         let (market_order_id, market_order_qty) = orderbook.submit_market_order(super::Side::Buy, 30).unwrap();
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_market_order_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx1`
[INFO] [stdout]     --> src/main.rs:1257:19
[INFO] [stdout]      |
[INFO] [stdout] 1257 |         let (ob1, rx1) = build_orderbook();
[INFO] [stdout]      |                   ^^^ help: if this is intentional, prefix it with an underscore: `_rx1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx2`
[INFO] [stdout]     --> src/main.rs:1258:19
[INFO] [stdout]      |
[INFO] [stdout] 1258 |         let (ob2, rx2) = build_orderbook();
[INFO] [stdout]      |                   ^^^ help: if this is intentional, prefix it with an underscore: `_rx2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecDeque` should have a snake case name
[INFO] [stdout]    --> src/main.rs:202:13
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let vecDeque = &mut *self.orders.lock();
[INFO] [stdout]     |             ^^^^^^^^ help: convert the identifier to snake case: `vec_deque`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecDeque` should have a snake case name
[INFO] [stdout]    --> src/main.rs:211:13
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let vecDeque = &mut *self.orders.lock();
[INFO] [stdout]     |             ^^^^^^^^ help: convert the identifier to snake case: `vec_deque`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecDeque` should have a snake case name
[INFO] [stdout]    --> src/main.rs:217:13
[INFO] [stdout]     |
[INFO] [stdout] 217 |         let vecDeque = &mut *self.orders.lock();
[INFO] [stdout]     |             ^^^^^^^^ help: convert the identifier to snake case: `vec_deque`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecDeque` should have a snake case name
[INFO] [stdout]    --> src/main.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let vecDeque = &mut *self.orders.lock();
[INFO] [stdout]     |             ^^^^^^^^ help: convert the identifier to snake case: `vec_deque`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `orderBook` should have a snake case name
[INFO] [stdout]    --> src/main.rs:949:14
[INFO] [stdout]     |
[INFO] [stdout] 949 |         let (orderBook, _) = build_orderbook();
[INFO] [stdout]     |              ^^^^^^^^^ help: convert the identifier to snake case: `order_book`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "ede2f50a3072e784a5e3c009dfb600f1900439558cf1dfc153ccbaaf12b9fa9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ede2f50a3072e784a5e3c009dfb600f1900439558cf1dfc153ccbaaf12b9fa9e", kill_on_drop: false }`
[INFO] [stdout] ede2f50a3072e784a5e3c009dfb600f1900439558cf1dfc153ccbaaf12b9fa9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf1bdceb938263abd2dac5089bd406eed526d8cb70371117426301a17b3a8187
[INFO] running `Command { std: "docker" "start" "-a" "cf1bdceb938263abd2dac5089bd406eed526d8cb70371117426301a17b3a8187", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crossbeam_skiplist::SkipMap`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crossbeam_skiplist::SkipMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `thread::current`
[INFO] [stderr]  --> src/main.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 |     }, thread::current, time::{SystemTime, UNIX_EPOCH}
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `thiserror::Error`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use thiserror::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:373:21
[INFO] [stderr]     |
[INFO] [stderr] 373 |                 let mut candidate_prices: Vec<Price> = asks_read.range(..=price).map(|(p, _) | *p).collect();
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buy`
[INFO] [stderr]    --> src/main.rs:902:13
[INFO] [stderr]     |
[INFO] [stderr] 902 |         let buy = ob.submit_limit_order(super::Side::Buy, 12, 50).unwrap();
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_buy`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> src/main.rs:931:14
[INFO] [stderr]     |
[INFO] [stderr] 931 |         let (id, filled) = ob.submit_market_order(super::Side::Buy, 50).unwrap();
[INFO] [stderr]     |              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buy1`
[INFO] [stderr]     --> src/main.rs:1013:13
[INFO] [stderr]      |
[INFO] [stderr] 1013 |         let buy1 = ob.submit_limit_order(super::Side::Buy, 10, 10).unwrap(); // lower price
[INFO] [stderr]      |             ^^^^ help: if this is intentional, prefix it with an underscore: `_buy1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `filled`
[INFO] [stderr]     --> src/main.rs:1018:19
[INFO] [stderr]      |
[INFO] [stderr] 1018 |         let (_id, filled) = ob.submit_market_order(super::Side::Sell, 10).unwrap();
[INFO] [stderr]      |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_filled`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buy`
[INFO] [stderr]     --> src/main.rs:1097:13
[INFO] [stderr]      |
[INFO] [stderr] 1097 |         let buy = ob.submit_limit_order(super::Side::Buy, 12, 60).unwrap();
[INFO] [stderr]      |             ^^^ help: if this is intentional, prefix it with an underscore: `_buy`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buy`
[INFO] [stderr]     --> src/main.rs:1117:13
[INFO] [stderr]      |
[INFO] [stderr] 1117 |         let buy =  orderbook.submit_limit_order(super::Side::Buy, 20, 100).unwrap();
[INFO] [stderr]      |             ^^^ help: if this is intentional, prefix it with an underscore: `_buy`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sell`
[INFO] [stderr]     --> src/main.rs:1118:13
[INFO] [stderr]      |
[INFO] [stderr] 1118 |         let sell = orderbook.submit_limit_order(super::Side::Sell, 20, 120).unwrap();
[INFO] [stderr]      |             ^^^^ help: if this is intentional, prefix it with an underscore: `_sell`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `market_order_id`
[INFO] [stderr]     --> src/main.rs:1120:14
[INFO] [stderr]      |
[INFO] [stderr] 1120 |         let (market_order_id, market_order_qty) = orderbook.submit_market_order(super::Side::Buy, 30).unwrap();
[INFO] [stderr]      |              ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_market_order_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rx1`
[INFO] [stderr]     --> src/main.rs:1257:19
[INFO] [stderr]      |
[INFO] [stderr] 1257 |         let (ob1, rx1) = build_orderbook();
[INFO] [stderr]      |                   ^^^ help: if this is intentional, prefix it with an underscore: `_rx1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rx2`
[INFO] [stderr]     --> src/main.rs:1258:19
[INFO] [stderr]      |
[INFO] [stderr] 1258 |         let (ob2, rx2) = build_orderbook();
[INFO] [stderr]      |                   ^^^ help: if this is intentional, prefix it with an underscore: `_rx2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `vecDeque` should have a snake case name
[INFO] [stderr]    --> src/main.rs:202:13
[INFO] [stderr]     |
[INFO] [stderr] 202 |         let vecDeque = &mut *self.orders.lock();
[INFO] [stderr]     |             ^^^^^^^^ help: convert the identifier to snake case: `vec_deque`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `vecDeque` should have a snake case name
[INFO] [stderr]    --> src/main.rs:211:13
[INFO] [stderr]     |
[INFO] [stderr] 211 |         let vecDeque = &mut *self.orders.lock();
[INFO] [stderr]     |             ^^^^^^^^ help: convert the identifier to snake case: `vec_deque`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `vecDeque` should have a snake case name
[INFO] [stderr]    --> src/main.rs:217:13
[INFO] [stderr]     |
[INFO] [stderr] 217 |         let vecDeque = &mut *self.orders.lock();
[INFO] [stderr]     |             ^^^^^^^^ help: convert the identifier to snake case: `vec_deque`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `vecDeque` should have a snake case name
[INFO] [stderr]    --> src/main.rs:240:13
[INFO] [stderr]     |
[INFO] [stderr] 240 |         let vecDeque = &mut *self.orders.lock();
[INFO] [stderr]     |             ^^^^^^^^ help: convert the identifier to snake case: `vec_deque`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `orderBook` should have a snake case name
[INFO] [stderr]    --> src/main.rs:949:14
[INFO] [stderr]     |
[INFO] [stderr] 949 |         let (orderBook, _) = build_orderbook();
[INFO] [stderr]     |              ^^^^^^^^^ help: convert the identifier to snake case: `order_book`
[INFO] [stderr] 
[INFO] [stderr] warning: `match-engine-rust` (bin "match-engine-rust" test) generated 19 warnings (run `cargo fix --bin "match-engine-rust" -p match-engine-rust --tests` to apply 14 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/match_engine_rust-711a6a1999519a5b)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test tests::crossing_limit_orders_create_trades_and_leave_remainders ... ok
[INFO] [stdout] test tests::fifo_within_price_level_preserved ... ok
[INFO] [stdout] test tests::invariant_hold_after_random_opts ... ok
[INFO] [stdout] test tests::cancel_removes_order_and_returns_remaining_quantity ... ok
[INFO] [stdout] test tests::market_order_with_no_liquidity_returns_zero_fill ... ok
[INFO] [stdout] test tests::market_order_consumes_best_prices_and_returns_filled_amount ... ok
[INFO] [stdout] test tests::limit_buy_matches_limit_sell_at_price_and_quantity ... ok
[INFO] [stdout] test tests::crossing_limit_orders_and_leave_remainders_2 ... ok
[INFO] [stdout] test tests::sample_test ... ok
[INFO] [stdout] test tests::test_order_cancel ... ok
[INFO] [stdout] test tests::test_order_creation ... ok
[INFO] [stdout] test tests::test_order_fill ... ok
[INFO] [stdout] test tests::trades_emitted_match_expected_shape_and_timestamps ... ok
[INFO] [stdout] test tests::price_time_priority_buy_prefers_highest_price_then_time ... ok
[INFO] [stdout] test tests::deterministic_sequence_reproducibility ... ok
[INFO] [stdout] test tests::reject_invalid_limit_orders ... ok
[INFO] [stdout] test tests::concurrent_matching_and_cancellation ... FAILED
[INFO] [stdout] test tests::multithreaded_stress_test_small_scale ... ok
[INFO] [stdout] test tests::randomized_fuzz_like_sequence ... ok
[INFO] [stdout] test tests::throughput_smoke ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::concurrent_matching_and_cancellation stdout ----
[INFO] [stdout] Created an unbounded channel
[INFO] [stdout] Created a new orderbook
[INFO] [stdout] Submitted limited order with order_id : 1
[INFO] [stdout] Creating a new buy market order
[INFO] [stdout] Result of submit_market_order: Ok((2, 10))
[INFO] [stdout] Cancelling order
[INFO] [stdout] Cancel successful!
[INFO] [stdout] Creating a new buy market order
[INFO] [stdout] Result of submit_market_order: Ok((3, 0))
[INFO] [stdout] Creating a new buy market order
[INFO] [stdout] Result of submit_market_order: Ok((4, 0))
[INFO] [stdout] Creating a new buy market order
[INFO] [stdout] Result of submit_market_order: Ok((5, 0))
[INFO] [stdout] Creating a new buy market order
[INFO] [stdout] Result of submit_market_order: Ok((6, 0))
[INFO] [stdout] Creating a new buy market order
[INFO] [stdout] Result of submit_market_order: Ok((7, 0))
[INFO] [stdout] Creating a new buy market order
[INFO] [stdout] Result of submit_market_order: Ok((8, 0))
[INFO] [stdout] Creating a new buy market order
[INFO] [stdout] Result of submit_market_order: Ok((9, 0))
[INFO] [stdout] Creating a new buy market order
[INFO] [stdout] Result of submit_market_order: Ok((10, 0))
[INFO] [stdout] Creating a new buy market order
[INFO] [stdout] Result of submit_market_order: Ok((11, 0))
[INFO] [stdout] Total trades : 1
[INFO] [stdout] Panic in spawned thread: panicked at src/main.rs:1086:9:
[INFO] [stdout] assertion failed: trades.len() == 2 || trades.len() == 10
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::concurrent_matching_and_cancellation
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 19 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.36s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin match-engine-rust`
[INFO] running `Command { std: "docker" "inspect" "cf1bdceb938263abd2dac5089bd406eed526d8cb70371117426301a17b3a8187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf1bdceb938263abd2dac5089bd406eed526d8cb70371117426301a17b3a8187", kill_on_drop: false }`
[INFO] [stdout] cf1bdceb938263abd2dac5089bd406eed526d8cb70371117426301a17b3a8187
