[INFO] fetching crate google-playcustomapp1 2.0.4+20210331...
[INFO] checking google-playcustomapp1-2.0.4+20210331 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate google-playcustomapp1 2.0.4+20210331 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate google-playcustomapp1 2.0.4+20210331 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate google-playcustomapp1 2.0.4+20210331
[INFO] finished tweaking crates.io crate google-playcustomapp1 2.0.4+20210331
[INFO] tweaked toml for crates.io crate google-playcustomapp1 2.0.4+20210331 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f466a9d4e30a637d5f9be793ca4e470a49b748d7bf6e0e7915033fbe0f7eea93
[INFO] running `Command { std: "docker" "start" "-a" "f466a9d4e30a637d5f9be793ca4e470a49b748d7bf6e0e7915033fbe0f7eea93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f466a9d4e30a637d5f9be793ca4e470a49b748d7bf6e0e7915033fbe0f7eea93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f466a9d4e30a637d5f9be793ca4e470a49b748d7bf6e0e7915033fbe0f7eea93", kill_on_drop: false }`
[INFO] [stdout] f466a9d4e30a637d5f9be793ca4e470a49b748d7bf6e0e7915033fbe0f7eea93
[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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b63d96a2070e26be0016e4bab28b572ab686b0ad8e8da526d93dc75d107a7559
[INFO] running `Command { std: "docker" "start" "-a" "b63d96a2070e26be0016e4bab28b572ab686b0ad8e8da526d93dc75d107a7559", kill_on_drop: false }`
[INFO] [stderr]     Checking google-playcustomapp1 v2.0.4+20210331 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `url`
[INFO] [stdout]    --> src/api.rs:414:25
[INFO] [stdout]     |
[INFO] [stdout] 414 |                     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:414:25
[INFO] [stdout]     |
[INFO] [stdout] 414 |                     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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "b63d96a2070e26be0016e4bab28b572ab686b0ad8e8da526d93dc75d107a7559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b63d96a2070e26be0016e4bab28b572ab686b0ad8e8da526d93dc75d107a7559", kill_on_drop: false }`
[INFO] [stdout] b63d96a2070e26be0016e4bab28b572ab686b0ad8e8da526d93dc75d107a7559