[INFO] fetching crate lv2-core 3.0.0...
[INFO] checking lv2-core-3.0.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate lv2-core 3.0.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate lv2-core 3.0.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lv2-core 3.0.0
[INFO] finished tweaking crates.io crate lv2-core 3.0.0
[INFO] tweaked toml for crates.io crate lv2-core 3.0.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0435dfffd002de30aea23231cf5b6a6b5da00c6098ca73232e8a263ac626c7c
[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" "e0435dfffd002de30aea23231cf5b6a6b5da00c6098ca73232e8a263ac626c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0435dfffd002de30aea23231cf5b6a6b5da00c6098ca73232e8a263ac626c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0435dfffd002de30aea23231cf5b6a6b5da00c6098ca73232e8a263ac626c7c", kill_on_drop: false }`
[INFO] [stdout] e0435dfffd002de30aea23231cf5b6a6b5da00c6098ca73232e8a263ac626c7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45786106812e4aef99268fc4afab3a4b2cba891941a1551771c9de27fe6026ba
[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" "45786106812e4aef99268fc4afab3a4b2cba891941a1551771c9de27fe6026ba", kill_on_drop: false }`
[INFO] [stderr]     Checking lv2-sys v2.0.0
[INFO] [stderr]    Compiling urid-derive v0.1.1
[INFO] [stderr]    Compiling lv2-core-derive v2.1.1
[INFO] [stderr]     Checking urid v0.1.0
[INFO] [stderr]     Checking lv2-core v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `feature_a_sys`
[INFO] [stdout]    --> src/feature/mod.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         pub feature_a_sys: Pin<Box<::sys::LV2_Feature>>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `feature_b_sys`
[INFO] [stdout]    --> src/feature/mod.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         pub feature_b_sys: Pin<Box<::sys::LV2_Feature>>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `feature_c_sys`
[INFO] [stdout]    --> src/feature/mod.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         pub feature_c_sys: Pin<Box<::sys::LV2_Feature>>,
[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 2.54s
[INFO] running `Command { std: "docker" "inspect" "45786106812e4aef99268fc4afab3a4b2cba891941a1551771c9de27fe6026ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45786106812e4aef99268fc4afab3a4b2cba891941a1551771c9de27fe6026ba", kill_on_drop: false }`
[INFO] [stdout] 45786106812e4aef99268fc4afab3a4b2cba891941a1551771c9de27fe6026ba