[INFO] cloning repository https://github.com/Stentonian/simple-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/Stentonian/simple-order-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStentonian%2Fsimple-order-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStentonian%2Fsimple-order-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6bd3d4348e7d6ddf7a9dc80a2ab9cc1ce8a2cf9
[INFO] checking Stentonian/simple-order-book against try#9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 for pr-149518
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStentonian%2Fsimple-order-book" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Stentonian/simple-order-book
[INFO] finished tweaking git repo https://github.com/Stentonian/simple-order-book
[INFO] tweaked toml for git repo https://github.com/Stentonian/simple-order-book written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Stentonian/simple-order-book on toolchain 9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Stentonian/simple-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" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "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] checking Stentonian/simple-order-book against try#9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 for pr-149518
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStentonian%2Fsimple-order-book" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Stentonian/simple-order-book
[INFO] finished tweaking git repo https://github.com/Stentonian/simple-order-book
[INFO] tweaked toml for git repo https://github.com/Stentonian/simple-order-book written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Stentonian/simple-order-book on toolchain 9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Stentonian/simple-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" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a19bfd365f1c9d9e2663de0d995db5936736a8c7df23790053179e0b8fb0dcf
[INFO] running `Command { std: "docker" "start" "-a" "6a19bfd365f1c9d9e2663de0d995db5936736a8c7df23790053179e0b8fb0dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a19bfd365f1c9d9e2663de0d995db5936736a8c7df23790053179e0b8fb0dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a19bfd365f1c9d9e2663de0d995db5936736a8c7df23790053179e0b8fb0dcf", kill_on_drop: false }`
[INFO] [stdout] 6a19bfd365f1c9d9e2663de0d995db5936736a8c7df23790053179e0b8fb0dcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca3f982989acd27ac42474f99e66c5bbed3ee13ac8c3abbe7928566f1ec32078
[INFO] running `Command { std: "docker" "start" "-a" "ca3f982989acd27ac42474f99e66c5bbed3ee13ac8c3abbe7928566f1ec32078", kill_on_drop: false }`
[INFO] [stderr]     Checking simple-order-book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `xusd`
[INFO] [stdout]    --> src/main.rs:697:9
[INFO] [stdout]     |
[INFO] [stdout] 697 |     let xusd = |x: f64| {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_xusd`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `gt_0` is never used
[INFO] [stdout]   --> src/main.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl TokenAmount {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     fn gt_0(&self) -> bool {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `id` and `to_opposite` are never used
[INFO] [stdout]    --> src/main.rs:194:8
[INFO] [stdout]     |
[INFO] [stdout] 193 | trait Order {
[INFO] [stdout]     |       ----- methods in this trait
[INFO] [stdout] 194 |     fn id(&self) -> usize;
[INFO] [stdout]     |        ^^
[INFO] [stdout] ...
[INFO] [stdout] 200 |     fn to_opposite(&self) -> Self;
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xusd`
[INFO] [stdout]    --> src/main.rs:697:9
[INFO] [stdout]     |
[INFO] [stdout] 697 |     let xusd = |x: f64| {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_xusd`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `gt_0` is never used
[INFO] [stdout]   --> src/main.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl TokenAmount {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     fn gt_0(&self) -> bool {
[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 0.25s
[INFO] running `Command { std: "docker" "inspect" "ca3f982989acd27ac42474f99e66c5bbed3ee13ac8c3abbe7928566f1ec32078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca3f982989acd27ac42474f99e66c5bbed3ee13ac8c3abbe7928566f1ec32078", kill_on_drop: false }`
[INFO] [stdout] ca3f982989acd27ac42474f99e66c5bbed3ee13ac8c3abbe7928566f1ec32078