[INFO] cloning repository https://github.com/WAFFO/hello-wasm-webgl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WAFFO/hello-wasm-webgl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWAFFO%2Fhello-wasm-webgl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWAFFO%2Fhello-wasm-webgl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e1a74d803828dc98df89481be9818124923a196
[INFO] documenting WAFFO/hello-wasm-webgl against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWAFFO%2Fhello-wasm-webgl" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WAFFO/hello-wasm-webgl on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/WAFFO/hello-wasm-webgl
[INFO] finished tweaking git repo https://github.com/WAFFO/hello-wasm-webgl
[INFO] tweaked toml for git repo https://github.com/WAFFO/hello-wasm-webgl written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/WAFFO/hello-wasm-webgl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65673ae90a91fc17c25e02a37af124b97e96ab664c1c1f75622d4084bde00e9f
[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" "65673ae90a91fc17c25e02a37af124b97e96ab664c1c1f75622d4084bde00e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65673ae90a91fc17c25e02a37af124b97e96ab664c1c1f75622d4084bde00e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65673ae90a91fc17c25e02a37af124b97e96ab664c1c1f75622d4084bde00e9f", kill_on_drop: false }`
[INFO] [stdout] 65673ae90a91fc17c25e02a37af124b97e96ab664c1c1f75622d4084bde00e9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTDOCFLAGS=--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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3fefec63e65208ae8a26bbd8ddf59e57e373eb7aa9c126980c7cfad322d300dd
[INFO] running `Command { std: "docker" "start" "-a" "3fefec63e65208ae8a26bbd8ddf59e57e373eb7aa9c126980c7cfad322d300dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.29
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.29
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling weedle v0.8.0
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.29
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.29
[INFO] [stderr]    Compiling failure v0.1.3
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.23
[INFO] [stderr]     Checking js-sys v0.3.6
[INFO] [stderr]     Checking console_error_panic_hook v0.1.5
[INFO] [stderr]    Compiling web-sys v0.3.6
[INFO] [stderr]  Documenting hello-webgl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/engine_mod/mod.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new() -> Result<(Engine), JsValue> {
[INFO] [stdout]    |                            ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/render_mod.rs:13:28
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new() -> Result<(Renderer), JsValue> {
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "3fefec63e65208ae8a26bbd8ddf59e57e373eb7aa9c126980c7cfad322d300dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fefec63e65208ae8a26bbd8ddf59e57e373eb7aa9c126980c7cfad322d300dd", kill_on_drop: false }`
[INFO] [stdout] 3fefec63e65208ae8a26bbd8ddf59e57e373eb7aa9c126980c7cfad322d300dd