[INFO] fetching crate bit-long-vec 0.2.1...
[INFO] checking bit-long-vec-0.2.1 against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325
[INFO] extracting crate bit-long-vec 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bit-long-vec 0.2.1 on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bit-long-vec 0.2.1
[INFO] finished tweaking crates.io crate bit-long-vec 0.2.1
[INFO] tweaked toml for crates.io crate bit-long-vec 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39ec28f7cbf4a3a797dbc33118d8cbcda984bb22d8e134973a5497c096c6d355
[INFO] running `Command { std: "docker" "start" "-a" "39ec28f7cbf4a3a797dbc33118d8cbcda984bb22d8e134973a5497c096c6d355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39ec28f7cbf4a3a797dbc33118d8cbcda984bb22d8e134973a5497c096c6d355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39ec28f7cbf4a3a797dbc33118d8cbcda984bb22d8e134973a5497c096c6d355", kill_on_drop: false }`
[INFO] [stdout] 39ec28f7cbf4a3a797dbc33118d8cbcda984bb22d8e134973a5497c096c6d355
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c254e9d340879910c9ab3f988c3f134d794aa7f8ddeb952c40be3ea7d8ae3e1
[INFO] running `Command { std: "docker" "start" "-a" "6c254e9d340879910c9ab3f988c3f134d794aa7f8ddeb952c40be3ea7d8ae3e1", kill_on_drop: false }`
[INFO] [stderr]     Checking bit-long-vec v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `new_vec`
[INFO] [stdout]    --> src/lib.rs:310:9
[INFO] [stdout]     |
[INFO] [stdout] 310 |     let new_vec = vec.resize(4);
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_vec`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "6c254e9d340879910c9ab3f988c3f134d794aa7f8ddeb952c40be3ea7d8ae3e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c254e9d340879910c9ab3f988c3f134d794aa7f8ddeb952c40be3ea7d8ae3e1", kill_on_drop: false }`
[INFO] [stdout] 6c254e9d340879910c9ab3f988c3f134d794aa7f8ddeb952c40be3ea7d8ae3e1