[INFO] updating cached repository s3k/yew-keydown-example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/s3k/yew-keydown-example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/s3k/yew-keydown-example" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/s3k/yew-keydown-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/s3k/yew-keydown-example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/s3k/yew-keydown-example" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/s3k/yew-keydown-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/s3k/yew-keydown-example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d00ef03ef282349fbd871c897812825f3a6c9507
[INFO] sha for GitHub repo s3k/yew-keydown-example: d00ef03ef282349fbd871c897812825f3a6c9507
[INFO] validating manifest of s3k/yew-keydown-example on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of s3k/yew-keydown-example on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing s3k/yew-keydown-example
[INFO] finished frobbing s3k/yew-keydown-example
[INFO] frobbed toml for s3k/yew-keydown-example written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/s3k/yew-keydown-example/Cargo.toml
[INFO] started frobbing s3k/yew-keydown-example
[INFO] finished frobbing s3k/yew-keydown-example
[INFO] frobbed toml for s3k/yew-keydown-example written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/s3k/yew-keydown-example/Cargo.toml
[INFO] crate s3k/yew-keydown-example already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking s3k/yew-keydown-example against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-4/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/s3k/yew-keydown-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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6846e99c9874c522c2ebcc2e04b0cdf8ef2eefadf86bc87455c6e68be8aac45f
[INFO] running `"docker" "start" "-a" "6846e99c9874c522c2ebcc2e04b0cdf8ef2eefadf86bc87455c6e68be8aac45f"`
[INFO] [stderr]    Compiling backtrace v0.3.16
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]    Compiling stdweb v0.4.17
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]    Compiling stdweb-derive v0.5.1
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.7
[INFO] [stderr]     Checking yew v0.6.0
[INFO] [stderr]     Checking wservice v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:20:29
[INFO] [stderr]    |
[INFO] [stderr] 20 |     keydown_job: Option<Box<Task>>,
[INFO] [stderr]    |                             ^^^^ help: use `dyn`: `dyn Task`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:20:29
[INFO] [stderr]    |
[INFO] [stderr] 20 |     keydown_job: Option<Box<Task>>,
[INFO] [stderr]    |                             ^^^^ help: use `dyn`: `dyn Task`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `"docker" "inspect" "6846e99c9874c522c2ebcc2e04b0cdf8ef2eefadf86bc87455c6e68be8aac45f"`
[INFO] running `"docker" "rm" "-f" "6846e99c9874c522c2ebcc2e04b0cdf8ef2eefadf86bc87455c6e68be8aac45f"`
[INFO] [stdout] 6846e99c9874c522c2ebcc2e04b0cdf8ef2eefadf86bc87455c6e68be8aac45f