[INFO] fetching crate cargo-compete 0.10.0...
[INFO] checking cargo-compete-0.10.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate cargo-compete 0.10.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate cargo-compete 0.10.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-compete 0.10.0
[INFO] finished tweaking crates.io crate cargo-compete 0.10.0
[INFO] tweaked toml for crates.io crate cargo-compete 0.10.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate cargo-compete 0.10.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac96f7b66638affee4975719482c66136e45d04c986095c5cb9dcb4c25b7783d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ac96f7b66638affee4975719482c66136e45d04c986095c5cb9dcb4c25b7783d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac96f7b66638affee4975719482c66136e45d04c986095c5cb9dcb4c25b7783d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac96f7b66638affee4975719482c66136e45d04c986095c5cb9dcb4c25b7783d", kill_on_drop: false }`
[INFO] [stdout] ac96f7b66638affee4975719482c66136e45d04c986095c5cb9dcb4c25b7783d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d1b4a893e5632a40d548b2e7045e828184d6e769a6f187486a53abd0773cfb0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3d1b4a893e5632a40d548b2e7045e828184d6e769a6f187486a53abd0773cfb0", kill_on_drop: false }`
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[INFO] [stderr]     Checking cargo-compete v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `toolchain`
[INFO] [stdout]    --> src/config.rs:414:5
[INFO] [stdout]     |
[INFO] [stdout] 414 |     toolchain: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]    --> src/oj_api.rs:194:5
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub(crate) name: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]    --> src/oj_api.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 |     pub(crate) name: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `toolchain`
[INFO] [stdout]    --> src/config.rs:414:5
[INFO] [stdout]     |
[INFO] [stdout] 414 |     toolchain: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]    --> src/oj_api.rs:194:5
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub(crate) name: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]    --> src/oj_api.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 |     pub(crate) name: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 40s
[INFO] running `Command { std: "docker" "inspect" "3d1b4a893e5632a40d548b2e7045e828184d6e769a6f187486a53abd0773cfb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d1b4a893e5632a40d548b2e7045e828184d6e769a6f187486a53abd0773cfb0", kill_on_drop: false }`
[INFO] [stdout] 3d1b4a893e5632a40d548b2e7045e828184d6e769a6f187486a53abd0773cfb0