[INFO] fetching crate webgl 0.1.0...
[INFO] checking webgl-0.1.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate webgl 0.1.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate webgl 0.1.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webgl 0.1.0
[INFO] finished tweaking crates.io crate webgl 0.1.0
[INFO] tweaked toml for crates.io crate webgl 0.1.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xml-rs v0.7.0
[INFO] [stderr]   Downloaded gl v0.9.0
[INFO] [stderr]   Downloaded gl_generator v0.8.0
[INFO] [stderr]   Downloaded khronos_api v2.2.0
[INFO] [stderr]   Downloaded glenum v0.1.1
[INFO] [stderr]   Downloaded stdweb v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 397e7c6c9a2c364052a361c98138a9e8216dc6fe32e81251db9a44f1f1430f0b
[INFO] running `Command { std: "docker" "start" "-a" "397e7c6c9a2c364052a361c98138a9e8216dc6fe32e81251db9a44f1f1430f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "397e7c6c9a2c364052a361c98138a9e8216dc6fe32e81251db9a44f1f1430f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "397e7c6c9a2c364052a361c98138a9e8216dc6fe32e81251db9a44f1f1430f0b", kill_on_drop: false }`
[INFO] [stdout] 397e7c6c9a2c364052a361c98138a9e8216dc6fe32e81251db9a44f1f1430f0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b37a8c15bc6e1b4a0605c9ab019311487a4a46154e3ee48addf51c415897fc14
[INFO] running `Command { std: "docker" "start" "-a" "b37a8c15bc6e1b4a0605c9ab019311487a4a46154e3ee48addf51c415897fc14", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling gl_generator v0.8.0
[INFO] [stderr]    Compiling gl v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking glenum v0.1.1
[INFO] [stderr]     Checking webgl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/webgl_native.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 6  | use gl;
[INFO] [stdout]    |     -- the item `gl` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 17 |         use gl;
[INFO] [stdout]    |             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/webgl_native.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 6  | use gl;
[INFO] [stdout]    |     -- the item `gl` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 17 |         use gl;
[INFO] [stdout]    |             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` 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 15.30s
[INFO] running `Command { std: "docker" "inspect" "b37a8c15bc6e1b4a0605c9ab019311487a4a46154e3ee48addf51c415897fc14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b37a8c15bc6e1b4a0605c9ab019311487a4a46154e3ee48addf51c415897fc14", kill_on_drop: false }`
[INFO] [stdout] b37a8c15bc6e1b4a0605c9ab019311487a4a46154e3ee48addf51c415897fc14