[INFO] cloning repository https://github.com/HeyZoos/yew-webgl-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HeyZoos/yew-webgl-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeyZoos%2Fyew-webgl-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeyZoos%2Fyew-webgl-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c283316b82eb6fe19cc48cb6b4fe9730e37f6107
[INFO] checking HeyZoos/yew-webgl-example against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeyZoos%2Fyew-webgl-example" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HeyZoos/yew-webgl-example on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HeyZoos/yew-webgl-example
[INFO] finished tweaking git repo https://github.com/HeyZoos/yew-webgl-example
[INFO] tweaked toml for git repo https://github.com/HeyZoos/yew-webgl-example written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/HeyZoos/yew-webgl-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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-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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f28b7104bb09758f8adb38990da3ce0883737b5a4ce4446267c5607e890adb5a
[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" "f28b7104bb09758f8adb38990da3ce0883737b5a4ce4446267c5607e890adb5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f28b7104bb09758f8adb38990da3ce0883737b5a4ce4446267c5607e890adb5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f28b7104bb09758f8adb38990da3ce0883737b5a4ce4446267c5607e890adb5a", kill_on_drop: false }`
[INFO] [stdout] f28b7104bb09758f8adb38990da3ce0883737b5a4ce4446267c5607e890adb5a
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa92df845ff9822ca742ef8060bcc35ad6ae069bf750ad17fae395059b2abaef
[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" "aa92df845ff9822ca742ef8060bcc35ad6ae069bf750ad17fae395059b2abaef", 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] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling base-x v0.2.6
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking discard v1.0.4
[INFO] [stderr]    Compiling yew v0.11.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]    Compiling yew-macro v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling indexmap v1.3.1
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking backtrace v0.3.42
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stderr]     Checking yew-webgl-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias is never used: `Float32List`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:49:1
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub type Float32List = TypedArray<f32>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `GLbyte`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub type GLbyte = i8;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `GLshort`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub type GLshort = i16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `GLubyte`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:62:1
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub type GLubyte = u8;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `GLushort`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:65:1
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub type GLushort = u16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Int32List`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:66:1
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub type Int32List = TypedArray<i32>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TexImageSource`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub type TexImageSource = Value;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Uint32List`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:68:1
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub type Uint32List = TypedArray<u32>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Float32List`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:49:1
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub type Float32List = TypedArray<f32>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `GLbyte`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub type GLbyte = i8;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `GLshort`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub type GLshort = i16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `GLubyte`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:62:1
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub type GLubyte = u8;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `GLushort`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:65:1
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub type GLushort = u16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Int32List`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:66:1
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub type Int32List = TypedArray<i32>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TexImageSource`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub type TexImageSource = Value;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Uint32List`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:68:1
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub type Uint32List = TypedArray<u32>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 05s
[INFO] running `Command { std: "docker" "inspect" "aa92df845ff9822ca742ef8060bcc35ad6ae069bf750ad17fae395059b2abaef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa92df845ff9822ca742ef8060bcc35ad6ae069bf750ad17fae395059b2abaef", kill_on_drop: false }`
[INFO] [stdout] aa92df845ff9822ca742ef8060bcc35ad6ae069bf750ad17fae395059b2abaef