[INFO] fetching crate vingt-et-un 0.1.1...
[INFO] checking vingt-et-un-0.1.1 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate vingt-et-un 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate vingt-et-un 0.1.1
[INFO] finished tweaking crates.io crate vingt-et-un 0.1.1
[INFO] tweaked toml for crates.io crate vingt-et-un 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vingt-et-un 0.1.1 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vingt-et-un 0.1.1 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.17
[INFO] [stderr]   Downloaded unicode-width v0.1.10
[INFO] [stderr]   Downloaded rand_core v0.6.4
[INFO] [stderr]   Downloaded console v0.15.7
[INFO] [stderr]   Downloaded getrandom v0.2.10
[INFO] [stderr]   Downloaded libc v0.2.147
[INFO] [stderr]   Downloaded windows-sys v0.45.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c46f8b5c1f4718f479b13ef0970f0f77c12da3b71b0429c41699c89b74dc025b
[INFO] running `Command { std: "docker" "start" "-a" "c46f8b5c1f4718f479b13ef0970f0f77c12da3b71b0429c41699c89b74dc025b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c46f8b5c1f4718f479b13ef0970f0f77c12da3b71b0429c41699c89b74dc025b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c46f8b5c1f4718f479b13ef0970f0f77c12da3b71b0429c41699c89b74dc025b", kill_on_drop: false }`
[INFO] [stdout] c46f8b5c1f4718f479b13ef0970f0f77c12da3b71b0429c41699c89b74dc025b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1698ce2ef3d1a7b88ecb3b51e34c7c83da4d1be3c0184d2f8f0df53478d4351c
[INFO] running `Command { std: "docker" "start" "-a" "1698ce2ef3d1a7b88ecb3b51e34c7c83da4d1be3c0184d2f8f0df53478d4351c", kill_on_drop: false }`
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking vingt-et-un v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `CustomShoe` is never constructed
[INFO] [stdout]   --> src/shoe.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub(crate) struct CustomShoe {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/shoe.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl CustomShoe {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 52 |     pub fn new(deck: Vec<u8>) -> Box<CustomShoe> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "1698ce2ef3d1a7b88ecb3b51e34c7c83da4d1be3c0184d2f8f0df53478d4351c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1698ce2ef3d1a7b88ecb3b51e34c7c83da4d1be3c0184d2f8f0df53478d4351c", kill_on_drop: false }`
[INFO] [stdout] 1698ce2ef3d1a7b88ecb3b51e34c7c83da4d1be3c0184d2f8f0df53478d4351c
