[INFO] cloning repository https://github.com/xiongxin/simplest_mediadata
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xiongxin/simplest_mediadata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiongxin%2Fsimplest_mediadata", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiongxin%2Fsimplest_mediadata'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5f89c8cd650c844c72e9a4544e80d60086329c8
[INFO] checking xiongxin/simplest_mediadata against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiongxin%2Fsimplest_mediadata" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xiongxin/simplest_mediadata 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/xiongxin/simplest_mediadata
[INFO] finished tweaking git repo https://github.com/xiongxin/simplest_mediadata
[INFO] tweaked toml for git repo https://github.com/xiongxin/simplest_mediadata written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/xiongxin/simplest_mediadata 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] b24ae6761f8242da654e63eed8aa66a49049a1f4528ef8992b0aa7a5acbde95b
[INFO] running `Command { std: "docker" "start" "-a" "b24ae6761f8242da654e63eed8aa66a49049a1f4528ef8992b0aa7a5acbde95b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b24ae6761f8242da654e63eed8aa66a49049a1f4528ef8992b0aa7a5acbde95b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b24ae6761f8242da654e63eed8aa66a49049a1f4528ef8992b0aa7a5acbde95b", kill_on_drop: false }`
[INFO] [stdout] b24ae6761f8242da654e63eed8aa66a49049a1f4528ef8992b0aa7a5acbde95b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 903ba1aa3a6c306a919636134c5d503182d2d60083ec93e855863e1d5c9bbea5
[INFO] running `Command { std: "docker" "start" "-a" "903ba1aa3a6c306a919636134c5d503182d2d60083ec93e855863e1d5c9bbea5", kill_on_drop: false }`
[INFO] [stderr]     Checking simplest_mediadata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `simple_yuv444_split`
[INFO] [stdout]  --> src/begin/rgbyuv.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn simple_yuv444_split<P: AsRef<Path>>(
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "903ba1aa3a6c306a919636134c5d503182d2d60083ec93e855863e1d5c9bbea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903ba1aa3a6c306a919636134c5d503182d2d60083ec93e855863e1d5c9bbea5", kill_on_drop: false }`
[INFO] [stdout] 903ba1aa3a6c306a919636134c5d503182d2d60083ec93e855863e1d5c9bbea5