[INFO] fetching crate hassium-backend-web 0.1.3...
[INFO] checking hassium-backend-web-0.1.3 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate hassium-backend-web 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate hassium-backend-web 0.1.3 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hassium-backend-web 0.1.3
[INFO] finished tweaking crates.io crate hassium-backend-web 0.1.3
[INFO] tweaked toml for crates.io crate hassium-backend-web 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf558d5b50481db54df78c348d0bdefff5448df94bbb23b2c10452e77633ecf3
[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" "cf558d5b50481db54df78c348d0bdefff5448df94bbb23b2c10452e77633ecf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf558d5b50481db54df78c348d0bdefff5448df94bbb23b2c10452e77633ecf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf558d5b50481db54df78c348d0bdefff5448df94bbb23b2c10452e77633ecf3", kill_on_drop: false }`
[INFO] [stdout] cf558d5b50481db54df78c348d0bdefff5448df94bbb23b2c10452e77633ecf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4da64c5c4582c2c03008fd0c9fd7c7f1a7d4ccbe8a2fde8e83e86031d8a349a3
[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" "4da64c5c4582c2c03008fd0c9fd7c7f1a7d4ccbe8a2fde8e83e86031d8a349a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking web-sys v0.3.41
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.27
[INFO] [stderr]     Checking hassium-backend-web v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/app.rs:9:40
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn request_animation_frame(f: &Closure<FnMut()>) {
[INFO] [stdout]   |                                        ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/app.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 |         }) as Box<FnMut()>));
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fetch.rs:26:51
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn fetch(&mut self, path: &str) -> Result<Box<FetchProcessReader>, FetchStatus> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FetchProcessReader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/app.rs:9:40
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn request_animation_frame(f: &Closure<FnMut()>) {
[INFO] [stdout]   |                                        ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/app.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 |         }) as Box<FnMut()>));
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fetch.rs:26:51
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn fetch(&mut self, path: &str) -> Result<Box<FetchProcessReader>, FetchStatus> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FetchProcessReader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `js_sys::Promise` that must be used
[INFO] [stdout]   --> src/fetch.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         future_to_promise(future);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `js_sys::Promise` that must be used
[INFO] [stdout]   --> src/fetch.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         future_to_promise(future);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.06s
[INFO] running `Command { std: "docker" "inspect" "4da64c5c4582c2c03008fd0c9fd7c7f1a7d4ccbe8a2fde8e83e86031d8a349a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4da64c5c4582c2c03008fd0c9fd7c7f1a7d4ccbe8a2fde8e83e86031d8a349a3", kill_on_drop: false }`
[INFO] [stdout] 4da64c5c4582c2c03008fd0c9fd7c7f1a7d4ccbe8a2fde8e83e86031d8a349a3