[INFO] fetching crate google-mirror1 2.0.4+20190424...
[INFO] checking google-mirror1-2.0.4+20190424 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate google-mirror1 2.0.4+20190424 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate google-mirror1 2.0.4+20190424 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate google-mirror1 2.0.4+20190424
[INFO] finished tweaking crates.io crate google-mirror1 2.0.4+20190424
[INFO] tweaked toml for crates.io crate google-mirror1 2.0.4+20190424 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb93bff4dbb03b5de1aa79d7b67d639089c95c995ef1c270f91fc7b1567870af
[INFO] running `Command { std: "docker" "start" "-a" "cb93bff4dbb03b5de1aa79d7b67d639089c95c995ef1c270f91fc7b1567870af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb93bff4dbb03b5de1aa79d7b67d639089c95c995ef1c270f91fc7b1567870af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb93bff4dbb03b5de1aa79d7b67d639089c95c995ef1c270f91fc7b1567870af", kill_on_drop: false }`
[INFO] [stdout] cb93bff4dbb03b5de1aa79d7b67d639089c95c995ef1c270f91fc7b1567870af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fde62bb92427f76f46b069880d3206d96d81c3c287d52a53b8f9f1a6ae46eedb
[INFO] running `Command { std: "docker" "start" "-a" "fde62bb92427f76f46b069880d3206d96d81c3c287d52a53b8f9f1a6ae46eedb", kill_on_drop: false }`
[INFO] [stderr]     Checking google-mirror1 v2.0.4+20190424 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `url`
[INFO] [stdout]     --> src/api.rs:5648:25
[INFO] [stdout]      |
[INFO] [stdout] 5648 |                     let url = upload_url.as_ref().and_then(|s| Some(url::Url::parse(s).unwrap())).unwrap();
[INFO] [stdout]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `url`
[INFO] [stdout]     --> src/api.rs:6743:25
[INFO] [stdout]      |
[INFO] [stdout] 6743 |                     let url = upload_url.as_ref().and_then(|s| Some(url::Url::parse(s).unwrap())).unwrap();
[INFO] [stdout]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `url`
[INFO] [stdout]     --> src/api.rs:7709:25
[INFO] [stdout]      |
[INFO] [stdout] 7709 |                     let url = upload_url.as_ref().and_then(|s| Some(url::Url::parse(s).unwrap())).unwrap();
[INFO] [stdout]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `url`
[INFO] [stdout]     --> src/api.rs:5648:25
[INFO] [stdout]      |
[INFO] [stdout] 5648 |                     let url = upload_url.as_ref().and_then(|s| Some(url::Url::parse(s).unwrap())).unwrap();
[INFO] [stdout]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `url`
[INFO] [stdout]     --> src/api.rs:6743:25
[INFO] [stdout]      |
[INFO] [stdout] 6743 |                     let url = upload_url.as_ref().and_then(|s| Some(url::Url::parse(s).unwrap())).unwrap();
[INFO] [stdout]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `url`
[INFO] [stdout]     --> src/api.rs:7709:25
[INFO] [stdout]      |
[INFO] [stdout] 7709 |                     let url = upload_url.as_ref().and_then(|s| Some(url::Url::parse(s).unwrap())).unwrap();
[INFO] [stdout]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.18s
[INFO] running `Command { std: "docker" "inspect" "fde62bb92427f76f46b069880d3206d96d81c3c287d52a53b8f9f1a6ae46eedb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fde62bb92427f76f46b069880d3206d96d81c3c287d52a53b8f9f1a6ae46eedb", kill_on_drop: false }`
[INFO] [stdout] fde62bb92427f76f46b069880d3206d96d81c3c287d52a53b8f9f1a6ae46eedb