[INFO] crate webgl 0.1.0 is already in cache
[INFO] checking webgl-0.1.0 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate webgl 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate webgl 0.1.0 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", 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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ba956635fc642030b8bdcd0ca3db4888c044d87f7ffe5db48ff789f5b79258b
[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" "4ba956635fc642030b8bdcd0ca3db4888c044d87f7ffe5db48ff789f5b79258b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ba956635fc642030b8bdcd0ca3db4888c044d87f7ffe5db48ff789f5b79258b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba956635fc642030b8bdcd0ca3db4888c044d87f7ffe5db48ff789f5b79258b", kill_on_drop: false }`
[INFO] [stdout] 4ba956635fc642030b8bdcd0ca3db4888c044d87f7ffe5db48ff789f5b79258b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d41398f1007042285a9d7e59f3087498a429d17c1a49fb3d17345227fd7a65e
[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" "5d41398f1007042285a9d7e59f3087498a429d17c1a49fb3d17345227fd7a65e", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking glenum v0.1.1
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling gl_generator v0.8.0
[INFO] [stderr]    Compiling gl v0.9.0
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.25s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d41398f1007042285a9d7e59f3087498a429d17c1a49fb3d17345227fd7a65e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d41398f1007042285a9d7e59f3087498a429d17c1a49fb3d17345227fd7a65e", kill_on_drop: false }`
[INFO] [stdout] 5d41398f1007042285a9d7e59f3087498a429d17c1a49fb3d17345227fd7a65e