[INFO] crate prototty_web 0.28.0 is already in cache
[INFO] checking prototty_web-0.28.0 against try#f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f for pr-69560
[INFO] extracting crate prototty_web 0.28.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate prototty_web 0.28.0 on toolchain f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate prototty_web 0.28.0
[INFO] finished tweaking crates.io crate prototty_web 0.28.0
[INFO] tweaked toml for crates.io crate prototty_web 0.28.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rgb24 v0.2.4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "/opt/rustwide/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 03e3b80f2577f0765bc2153f732734ab9b5b87fe5d446e88205117479083173d
[INFO] running `"docker" "start" "-a" "03e3b80f2577f0765bc2153f732734ab9b5b87fe5d446e88205117479083173d"`
[INFO] [stderr]     Checking coord_2d v0.2.18
[INFO] [stderr]     Checking rgb24 v0.2.4
[INFO] [stderr]     Checking prototty_audio v0.28.0
[INFO] [stderr]     Checking prototty_storage v0.28.0
[INFO] [stderr]    Compiling web-sys v0.3.35
[INFO] [stderr]     Checking grid_2d v0.14.2
[INFO] [stderr]     Checking prototty_input v0.28.0
[INFO] [stderr]     Checking prototty_render v0.28.0
[INFO] [stderr]     Checking prototty_app v0.28.0
[INFO] [stderr]     Checking prototty_web v0.28.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `js_sys::Promise` that must be used
[INFO] [stderr]    --> src/lib.rs:460:9
[INFO] [stderr]     |
[INFO] [stderr] 460 |         element.play().unwrap();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `js_sys::Promise` that must be used
[INFO] [stderr]    --> src/lib.rs:460:9
[INFO] [stderr]     |
[INFO] [stderr] 460 |         element.play().unwrap();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.49s
[INFO] running `"docker" "inspect" "03e3b80f2577f0765bc2153f732734ab9b5b87fe5d446e88205117479083173d"`
[INFO] running `"docker" "rm" "-f" "03e3b80f2577f0765bc2153f732734ab9b5b87fe5d446e88205117479083173d"`
[INFO] [stdout] 03e3b80f2577f0765bc2153f732734ab9b5b87fe5d446e88205117479083173d