[INFO] cloning repository https://github.com/AlexXXEL/al
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexXXEL/al" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexXXEL%2Fal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexXXEL%2Fal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d6c159e9efa1ee43a63416c7040219e4e91e2f9
[INFO] checking AlexXXEL/al against master#9e293ae9f8abecb0be5105787d181518c9012a19 for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexXXEL%2Fal" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AlexXXEL/al
[INFO] finished tweaking git repo https://github.com/AlexXXEL/al
[INFO] tweaked toml for git repo https://github.com/AlexXXEL/al written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlexXXEL/al on toolchain 9e293ae9f8abecb0be5105787d181518c9012a19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AlexXXEL/al 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" "+9e293ae9f8abecb0be5105787d181518c9012a19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 046a10acf4ef5e11c1f7cded9874963988951ace9daf97a78c706307d6e01612
[INFO] running `Command { std: "docker" "start" "-a" "046a10acf4ef5e11c1f7cded9874963988951ace9daf97a78c706307d6e01612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "046a10acf4ef5e11c1f7cded9874963988951ace9daf97a78c706307d6e01612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "046a10acf4ef5e11c1f7cded9874963988951ace9daf97a78c706307d6e01612", kill_on_drop: false }`
[INFO] [stdout] 046a10acf4ef5e11c1f7cded9874963988951ace9daf97a78c706307d6e01612
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d912a99b50da8a6e2530906209b59ecf431c815d89e787466756fc06e767a50e
[INFO] running `Command { std: "docker" "start" "-a" "d912a99b50da8a6e2530906209b59ecf431c815d89e787466756fc06e767a50e", kill_on_drop: false }`
[INFO] [stderr]     Checking al v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> src/bin/smart_pointer.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let x = Box::new(5);
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> src/bin/smart_pointer.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let x = Box::new(5);
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Node`
[INFO] [stdout]   --> src/avl.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |             Node => None,
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `None`
[INFO] [stdout]    |
[INFO] [stdout] 64 -             Node => None,
[INFO] [stdout] 64 +             std::prelude::v1::None => None,
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 64 |             _Node => None,
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Node`
[INFO] [stdout]   --> src/avl.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |             Node => None,
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `None`
[INFO] [stdout]    |
[INFO] [stdout] 81 -             Node => None,
[INFO] [stdout] 81 +             std::prelude::v1::None => None,
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 81 |             _Node => None,
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Node` should have a snake case name
[INFO] [stdout]   --> src/avl.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |             Node => None,
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `node`
[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 `Node` should have a snake case name
[INFO] [stdout]   --> src/avl.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |             Node => None,
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Node`
[INFO] [stdout]   --> src/avl.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |             Node => None,
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `None`
[INFO] [stdout]    |
[INFO] [stdout] 64 -             Node => None,
[INFO] [stdout] 64 +             std::prelude::v1::None => None,
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 64 |             _Node => None,
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Node`
[INFO] [stdout]   --> src/avl.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |             Node => None,
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `None`
[INFO] [stdout]    |
[INFO] [stdout] 81 -             Node => None,
[INFO] [stdout] 81 +             std::prelude::v1::None => None,
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 81 |             _Node => None,
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Node` should have a snake case name
[INFO] [stdout]   --> src/avl.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |             Node => None,
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `node`
[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 `Node` should have a snake case name
[INFO] [stdout]   --> src/avl.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |             Node => None,
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "d912a99b50da8a6e2530906209b59ecf431c815d89e787466756fc06e767a50e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d912a99b50da8a6e2530906209b59ecf431c815d89e787466756fc06e767a50e", kill_on_drop: false }`
[INFO] [stdout] d912a99b50da8a6e2530906209b59ecf431c815d89e787466756fc06e767a50e