[INFO] updating cached repository https://github.com/media-io/skia
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ea3a60bfee215c89aed42106544d20331627504d
[INFO] checking media-io/skia against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmedia-io%2Fskia" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/media-io/skia on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/media-io/skia
[INFO] finished tweaking git repo https://github.com/media-io/skia
[INFO] tweaked toml for git repo https://github.com/media-io/skia written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/media-io/skia already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 88a190ac91ba06adbd89e53650e591fc05aa71e007d08e03e952eea9e3573407
[INFO] running `"docker" "start" "-a" "88a190ac91ba06adbd89e53650e591fc05aa71e007d08e03e952eea9e3573407"`
[INFO] [stderr]     Checking base64 v0.5.2
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]     Checking serde_urlencoded v0.5.3
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking websocket v0.20.3
[INFO] [stderr]     Checking hyper-tls v0.1.4
[INFO] [stderr]     Checking reqwest v0.8.8
[INFO] [stderr]     Checking phoenix v0.2.2 (https://github.com/media-io/phoenix-rs#2868a0b1)
[INFO] [stderr]     Checking skia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:156:24
[INFO] [stderr]     |
[INFO] [stderr] 156 |         let (callback, mut messages) = mpsc::channel(0);
[INFO] [stderr]     |                        ----^^^^^^^^
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:229:24
[INFO] [stderr]     |
[INFO] [stderr] 229 |         let (callback, mut messages) = mpsc::channel(0);
[INFO] [stderr]     |                        ----^^^^^^^^
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/adobe_media_encoder_log.rs:66:13
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let mut input_filename = None;
[INFO] [stderr]    |             ----^^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:156:24
[INFO] [stderr]     |
[INFO] [stderr] 156 |         let (callback, mut messages) = mpsc::channel(0);
[INFO] [stderr]     |                        ----^^^^^^^^
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:229:24
[INFO] [stderr]     |
[INFO] [stderr] 229 |         let (callback, mut messages) = mpsc::channel(0);
[INFO] [stderr]     |                        ----^^^^^^^^
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/adobe_media_encoder_log.rs:66:13
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let mut input_filename = None;
[INFO] [stderr]    |             ----^^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `websocket::futures::stream::Select` in tuple element 0 that must be used
[INFO] [stderr]    --> src/uploader.rs:237:3
[INFO] [stderr]     |
[INFO] [stderr] 237 |   core.run(runner).map_err(|e| e.to_string())?;
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: streams do nothing unless polled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `websocket::futures::stream::Select` in tuple element 0 that must be used
[INFO] [stderr]    --> src/uploader.rs:237:3
[INFO] [stderr]     |
[INFO] [stderr] 237 |   core.run(runner).map_err(|e| e.to_string())?;
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: streams do nothing unless polled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.02s
[INFO] running `"docker" "inspect" "88a190ac91ba06adbd89e53650e591fc05aa71e007d08e03e952eea9e3573407"`
[INFO] running `"docker" "rm" "-f" "88a190ac91ba06adbd89e53650e591fc05aa71e007d08e03e952eea9e3573407"`
[INFO] [stdout] 88a190ac91ba06adbd89e53650e591fc05aa71e007d08e03e952eea9e3573407