[INFO] cloning repository https://github.com/femiopebiyi/trade-matching-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/femiopebiyi/trade-matching-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffemiopebiyi%2Ftrade-matching-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffemiopebiyi%2Ftrade-matching-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1822ca6ed1e6af1ef565172f1c93c8be545c7b29
[INFO] checking femiopebiyi/trade-matching-engine against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6 for pr-133502-30
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffemiopebiyi%2Ftrade-matching-engine" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/femiopebiyi/trade-matching-engine
[INFO] finished tweaking git repo https://github.com/femiopebiyi/trade-matching-engine
[INFO] tweaked toml for git repo https://github.com/femiopebiyi/trade-matching-engine written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/femiopebiyi/trade-matching-engine on toolchain 3154cc1a3e6424e44f438a95007d043ed5ceaaf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/femiopebiyi/trade-matching-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" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3aecf3e19558ac5a24bdf6ceb4bb58262d79caab4855c11ba2a36247c5e79154
[INFO] running `Command { std: "docker" "start" "3aecf3e19558ac5a24bdf6ceb4bb58262d79caab4855c11ba2a36247c5e79154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aecf3e19558ac5a24bdf6ceb4bb58262d79caab4855c11ba2a36247c5e79154", 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" "3aecf3e19558ac5a24bdf6ceb4bb58262d79caab4855c11ba2a36247c5e79154" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aecf3e19558ac5a24bdf6ceb4bb58262d79caab4855c11ba2a36247c5e79154", 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" "3aecf3e19558ac5a24bdf6ceb4bb58262d79caab4855c11ba2a36247c5e79154" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
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[INFO] [stderr]     Checking matching-engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BookLevel` and `BookSnapshot`
[INFO] [stdout]   --> src/api.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |     BookError, BookLevel, BookLevelResponse, BookSnapshot, BookSnapshotResponse, Command,
[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: `error::Error`
[INFO] [stdout]  --> src/book.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     error::Error,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BookLevel` and `BookSnapshot`
[INFO] [stdout]   --> src/api.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |     BookError, BookLevel, BookLevelResponse, BookSnapshot, BookSnapshotResponse, Command,
[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: `error::Error`
[INFO] [stdout]  --> src/book.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     error::Error,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tick_decimals` is never read
[INFO] [stdout]   --> src/book.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct OrderBook {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 11 |     pub symbol: String,
[INFO] [stdout] 12 |     tick_decimals: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tick_decimals` is never read
[INFO] [stdout]   --> src/book.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct OrderBook {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 11 |     pub symbol: String,
[INFO] [stdout] 12 |     tick_decimals: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 56s
[INFO] running `Command { std: "docker" "inspect" "3aecf3e19558ac5a24bdf6ceb4bb58262d79caab4855c11ba2a36247c5e79154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aecf3e19558ac5a24bdf6ceb4bb58262d79caab4855c11ba2a36247c5e79154", kill_on_drop: false }`
[INFO] [stdout] 3aecf3e19558ac5a24bdf6ceb4bb58262d79caab4855c11ba2a36247c5e79154
