[INFO] cloning repository https://github.com/slugalisk/emote-renderer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slugalisk/emote-renderer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslugalisk%2Femote-renderer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslugalisk%2Femote-renderer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e9c47dd7623bbb4ed4d88f492a5e3aa9e87ef65
[INFO] checking slugalisk/emote-renderer against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslugalisk%2Femote-renderer" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/slugalisk/emote-renderer on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/slugalisk/emote-renderer
[INFO] finished tweaking git repo https://github.com/slugalisk/emote-renderer
[INFO] tweaked toml for git repo https://github.com/slugalisk/emote-renderer written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/slugalisk/emote-renderer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded apng v0.2.0
[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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e483ec2014dd1c60ad1a614bb48baa64e05ee2f0a3ee68050d6022bcb144cf7
[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" "9e483ec2014dd1c60ad1a614bb48baa64e05ee2f0a3ee68050d6022bcb144cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e483ec2014dd1c60ad1a614bb48baa64e05ee2f0a3ee68050d6022bcb144cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e483ec2014dd1c60ad1a614bb48baa64e05ee2f0a3ee68050d6022bcb144cf7", kill_on_drop: false }`
[INFO] [stdout] 9e483ec2014dd1c60ad1a614bb48baa64e05ee2f0a3ee68050d6022bcb144cf7
[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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b031922e5af78d6a6901584a28379a7816ead9d52216683d156e8aa39d1cdccd
[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" "b031922e5af78d6a6901584a28379a7816ead9d52216683d156e8aa39d1cdccd", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.73
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling wasm-bindgen v0.2.73
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]    Compiling backtrace v0.3.58
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.23
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.73
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.73
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.73
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking apng v0.2.0
[INFO] [stderr]     Checking js-sys v0.3.50
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking web-sys v0.3.50
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.23
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.23
[INFO] [stderr]     Checking rust-webpack-template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0220]: associated type `Item` not found for `futures::Future`
[INFO] [stdout]   --> tests/app.rs:25:32
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn async_test() -> impl Future<Item = (), Error = JsValue> {
[INFO] [stdout]    |                                ^^^^ associated type `Item` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `futures::Future`
[INFO] [stdout]   --> tests/app.rs:25:43
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn async_test() -> impl Future<Item = (), Error = JsValue> {
[INFO] [stdout]    |                                           ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> tests/app.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             assert_eq!(x, 42);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^ expected enum `Result`, found integer
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `Result<JsValue, JsValue>`
[INFO] [stdout]               found type `{integer}`
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<impl futures::Future as futures::Future>::Output == ()`
[INFO] [stdout]   --> tests/app.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[wasm_bindgen_test(async)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected associated type, found `()`
[INFO] [stdout] 25 | fn async_test() -> impl Future<Item = (), Error = JsValue> {
[INFO] [stdout]    |                    --------------------------------------- the expected opaque type
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected associated type `<impl futures::Future as futures::Future>::Output`
[INFO] [stdout]                     found unit type `()`
[INFO] [stdout]    = help: consider constraining the associated type `<impl futures::Future as futures::Future>::Output` to `()` or calling a method that returns `<impl futures::Future as futures::Future>::Output`
[INFO] [stdout]    = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html
[INFO] [stdout]    = note: this error originates in the attribute macro `wasm_bindgen_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider constraining the associated type `<impl futures::Future as futures::Future>::Output` to `()`
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn async_test() -> impl Future<Item = (), Error = JsValue, Output = ()> {
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0220, E0271, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0220`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-webpack-template`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b031922e5af78d6a6901584a28379a7816ead9d52216683d156e8aa39d1cdccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b031922e5af78d6a6901584a28379a7816ead9d52216683d156e8aa39d1cdccd", kill_on_drop: false }`
[INFO] [stdout] b031922e5af78d6a6901584a28379a7816ead9d52216683d156e8aa39d1cdccd