[INFO] cloning repository https://github.com/eliotwycoff/order-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eliotwycoff/order-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feliotwycoff%2Forder-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feliotwycoff%2Forder-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e21834e4c15e5629581925b97db824f3e161f314
[INFO] checking eliotwycoff/order-book against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feliotwycoff%2Forder-book" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eliotwycoff/order-book
[INFO] finished tweaking git repo https://github.com/eliotwycoff/order-book
[INFO] tweaked toml for git repo https://github.com/eliotwycoff/order-book written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eliotwycoff/order-book on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eliotwycoff/order-book 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64f8f63eb3e92ca4cac4710f2712de6db6c339243b96570a181bfcad192d02c8
[INFO] running `Command { std: "docker" "start" "-a" "64f8f63eb3e92ca4cac4710f2712de6db6c339243b96570a181bfcad192d02c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64f8f63eb3e92ca4cac4710f2712de6db6c339243b96570a181bfcad192d02c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f8f63eb3e92ca4cac4710f2712de6db6c339243b96570a181bfcad192d02c8", kill_on_drop: false }`
[INFO] [stdout] 64f8f63eb3e92ca4cac4710f2712de6db6c339243b96570a181bfcad192d02c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46e90864572079f789740baf9773498b5e977385ed7300dbb83d71a017c64a6e
[INFO] running `Command { std: "docker" "start" "-a" "46e90864572079f789740baf9773498b5e977385ed7300dbb83d71a017c64a6e", kill_on_drop: false }`
[INFO] [stderr]     Checking order-book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `order`
[INFO] [stdout]   --> src/lib.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn insert(&mut self, order: impl Into<Order>) {}
[INFO] [stdout]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_order`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `amount` are never read
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Order {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 4 |     id: u64,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 5 |     amount: u64,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `best_ask`, `best_bid`, `asks`, and `bids` are never read
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct OrderBook {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 14 |     best_ask: u64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 15 |     best_bid: u64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 16 |     asks: BTreeMap<u64, Orders>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 17 |     bids: BTreeMap<u64, Orders>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `order`
[INFO] [stdout]   --> src/lib.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn insert(&mut self, order: impl Into<Order>) {}
[INFO] [stdout]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_order`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `amount` are never read
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Order {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 4 |     id: u64,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 5 |     amount: u64,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `best_ask`, `best_bid`, `asks`, and `bids` are never read
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct OrderBook {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 14 |     best_ask: u64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 15 |     best_bid: u64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 16 |     asks: BTreeMap<u64, Orders>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 17 |     bids: BTreeMap<u64, Orders>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "46e90864572079f789740baf9773498b5e977385ed7300dbb83d71a017c64a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e90864572079f789740baf9773498b5e977385ed7300dbb83d71a017c64a6e", kill_on_drop: false }`
[INFO] [stdout] 46e90864572079f789740baf9773498b5e977385ed7300dbb83d71a017c64a6e