[INFO] updating cached repository aidanhs/slow-ref-stdweb-example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aidanhs/slow-ref-stdweb-example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aidanhs/slow-ref-stdweb-example" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/aidanhs/slow-ref-stdweb-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/aidanhs/slow-ref-stdweb-example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aidanhs/slow-ref-stdweb-example" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/aidanhs/slow-ref-stdweb-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/aidanhs/slow-ref-stdweb-example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3fe6f72f6dd92ca0027a4334e1f00124fee9a74f
[INFO] sha for GitHub repo aidanhs/slow-ref-stdweb-example: 3fe6f72f6dd92ca0027a4334e1f00124fee9a74f
[INFO] validating manifest of aidanhs/slow-ref-stdweb-example on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of aidanhs/slow-ref-stdweb-example on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing aidanhs/slow-ref-stdweb-example
[INFO] finished frobbing aidanhs/slow-ref-stdweb-example
[INFO] frobbed toml for aidanhs/slow-ref-stdweb-example written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/aidanhs/slow-ref-stdweb-example/Cargo.toml
[INFO] started frobbing aidanhs/slow-ref-stdweb-example
[INFO] finished frobbing aidanhs/slow-ref-stdweb-example
[INFO] frobbed toml for aidanhs/slow-ref-stdweb-example written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/aidanhs/slow-ref-stdweb-example/Cargo.toml
[INFO] crate aidanhs/slow-ref-stdweb-example already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking aidanhs/slow-ref-stdweb-example against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/aidanhs/slow-ref-stdweb-example:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a27747806737c7e2aa5d7448372057bcaf0628ca1be3715df0b9b4063dfff174
[INFO] running `"docker" "start" "-a" "a27747806737c7e2aa5d7448372057bcaf0628ca1be3715df0b9b4063dfff174"`
[INFO] [stderr]    Compiling stdweb v0.4.6
[INFO] [stderr]     Checking backtrace-sys v0.1.16
[INFO] [stderr]    Compiling serde v1.0.59
[INFO] [stderr]     Checking http v0.1.5
[INFO] [stderr]     Checking backtrace v0.3.7
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]    Compiling stdweb-derive v0.4.0
[INFO] [stderr]     Checking yew v0.4.0 (https://github.com/DenisKolodin/yew.git?rev=f392d7e#f392d7ef)
[INFO] [stderr]     Checking web_logger v0.1.0
[INFO] [stderr]     Checking logobble-dataflow-page v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]   --> src/main.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let env = app.mount(elt);
[INFO] [stderr]    |         ^^^ help: consider prefixing with an underscore: `_env`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]   --> src/main.rs:78:46
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn update(&mut self, msg: Self::Message, env: &mut Env<CTX, Self>) -> ShouldRender {
[INFO] [stderr]    |                                              ^^^ help: consider prefixing with an underscore: `_env`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]   --> src/main.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let env = app.mount(elt);
[INFO] [stderr]    |         ^^^ help: consider prefixing with an underscore: `_env`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]   --> src/main.rs:78:46
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn update(&mut self, msg: Self::Message, env: &mut Env<CTX, Self>) -> ShouldRender {
[INFO] [stderr]    |                                              ^^^ help: consider prefixing with an underscore: `_env`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.93s
[INFO] running `"docker" "inspect" "a27747806737c7e2aa5d7448372057bcaf0628ca1be3715df0b9b4063dfff174"`
[INFO] running `"docker" "rm" "-f" "a27747806737c7e2aa5d7448372057bcaf0628ca1be3715df0b9b4063dfff174"`
[INFO] [stdout] a27747806737c7e2aa5d7448372057bcaf0628ca1be3715df0b9b4063dfff174