[INFO] cloning repository https://github.com/augustocdias/rust-wasm-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/augustocdias/rust-wasm-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faugustocdias%2Frust-wasm-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faugustocdias%2Frust-wasm-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4783acea684227dccae442f9c1dfc50fe9211281
[INFO] checking augustocdias/rust-wasm-test against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faugustocdias%2Frust-wasm-test" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/augustocdias/rust-wasm-test on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/augustocdias/rust-wasm-test
[INFO] finished tweaking git repo https://github.com/augustocdias/rust-wasm-test
[INFO] tweaked toml for git repo https://github.com/augustocdias/rust-wasm-test written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/augustocdias/rust-wasm-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded weedle v0.8.0
[INFO] [stderr]   Downloaded console_error_panic_hook v0.1.5
[INFO] [stderr]   Downloaded wee_alloc v0.4.2
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.2.33
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.33
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.2.33
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.33
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.33
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.33
[INFO] [stderr]   Downloaded js-sys v0.3.10
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.27
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.3.10
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.33
[INFO] [stderr]   Downloaded web-sys v0.3.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8baba582e0d041c8aec23168721f4d7bcfb70b7b14ebb9d0a65bd6ef9a094871
[INFO] running `Command { std: "docker" "start" "-a" "8baba582e0d041c8aec23168721f4d7bcfb70b7b14ebb9d0a65bd6ef9a094871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8baba582e0d041c8aec23168721f4d7bcfb70b7b14ebb9d0a65bd6ef9a094871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8baba582e0d041c8aec23168721f4d7bcfb70b7b14ebb9d0a65bd6ef9a094871", kill_on_drop: false }`
[INFO] [stdout] 8baba582e0d041c8aec23168721f4d7bcfb70b7b14ebb9d0a65bd6ef9a094871
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6a003d802421e4e618dd504099b047bc0519ec8ff5fa94becc41fbffb1bdc3f7
[INFO] running `Command { std: "docker" "start" "-a" "6a003d802421e4e618dd504099b047bc0519ec8ff5fa94becc41fbffb1bdc3f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.33
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling wasm-bindgen v0.2.33
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking safe-transmute v0.10.1
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]     Checking inflate v0.4.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking num-complex v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking png v0.14.0
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.33
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling nom v4.2.0
[INFO] [stderr]    Compiling weedle v0.8.0
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.33
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.33
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.33
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.27
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking js-sys v0.3.10
[INFO] [stderr]     Checking console_error_panic_hook v0.1.5
[INFO] [stderr]     Checking image v0.21.0
[INFO] [stderr]    Compiling web-sys v0.3.10
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.10
[INFO] [stderr]     Checking wasm-bindgen-test v0.2.33
[INFO] [stderr]     Checking rust-wasm-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/image_reader.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 |             alert(why.description());
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/image_reader.rs:90:23
[INFO] [stdout]    |
[INFO] [stdout] 90 |             alert(why.description());
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/image_reader.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 |             alert(why.description());
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/image_reader.rs:90:23
[INFO] [stdout]    |
[INFO] [stdout] 90 |             alert(why.description());
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.26s
[INFO] running `Command { std: "docker" "inspect" "6a003d802421e4e618dd504099b047bc0519ec8ff5fa94becc41fbffb1bdc3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a003d802421e4e618dd504099b047bc0519ec8ff5fa94becc41fbffb1bdc3f7", kill_on_drop: false }`
[INFO] [stdout] 6a003d802421e4e618dd504099b047bc0519ec8ff5fa94becc41fbffb1bdc3f7