[INFO] fetching crate musicbrainz 0.1.0...
[INFO] checking musicbrainz-0.1.0 against try#742889a08e10036dc30b8a7308f2a2a15b706883 for pr-103450-1
[INFO] extracting crate musicbrainz 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate musicbrainz 0.1.0 on toolchain 742889a08e10036dc30b8a7308f2a2a15b706883
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+742889a08e10036dc30b8a7308f2a2a15b706883" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate musicbrainz 0.1.0
[INFO] finished tweaking crates.io crate musicbrainz 0.1.0
[INFO] tweaked toml for crates.io crate musicbrainz 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate musicbrainz 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+742889a08e10036dc30b8a7308f2a2a15b706883" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+742889a08e10036dc30b8a7308f2a2a15b706883" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1ee65d61e3e58fe9a58b53fe80f9ec01da25a9d08ec72f97451cf19a5619b03
[INFO] running `Command { std: "docker" "start" "-a" "e1ee65d61e3e58fe9a58b53fe80f9ec01da25a9d08ec72f97451cf19a5619b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1ee65d61e3e58fe9a58b53fe80f9ec01da25a9d08ec72f97451cf19a5619b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1ee65d61e3e58fe9a58b53fe80f9ec01da25a9d08ec72f97451cf19a5619b03", kill_on_drop: false }`
[INFO] [stdout] e1ee65d61e3e58fe9a58b53fe80f9ec01da25a9d08ec72f97451cf19a5619b03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+742889a08e10036dc30b8a7308f2a2a15b706883" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 067f0a738594e0738cf42afec90cac44239ebf94ffb98de9e5415169ca9a3932
[INFO] running `Command { std: "docker" "start" "-a" "067f0a738594e0738cf42afec90cac44239ebf94ffb98de9e5415169ca9a3932", kill_on_drop: false }`
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[INFO] [stderr]    Compiling musicbrainz v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stdout] warning: fields `svc`, `headers` and `user_agent` are never read
[INFO] [stdout]    --> src/lib.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub struct Client<S> {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 104 |     svc: S,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 105 |     headers: reqwest::header::HeaderMap,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 106 |     user_agent: String,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `svc`, `headers` and `user_agent` are never read
[INFO] [stdout]    --> src/lib.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub struct Client<S> {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 104 |     svc: S,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 105 |     headers: reqwest::header::HeaderMap,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 106 |     user_agent: String,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` 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 2m 51s
[INFO] running `Command { std: "docker" "inspect" "067f0a738594e0738cf42afec90cac44239ebf94ffb98de9e5415169ca9a3932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "067f0a738594e0738cf42afec90cac44239ebf94ffb98de9e5415169ca9a3932", kill_on_drop: false }`
[INFO] [stdout] 067f0a738594e0738cf42afec90cac44239ebf94ffb98de9e5415169ca9a3932