[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 master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiongxin%2Fsimplest_mediadata" "/workspace/builds/worker-78/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-78/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xiongxin/simplest_mediadata on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-78/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbd0e6bb48ff9326e7d285ad4e2dbb1e53c47710721efb3580955e62098e7b1c
[INFO] running `Command { std: "docker" "start" "-a" "fbd0e6bb48ff9326e7d285ad4e2dbb1e53c47710721efb3580955e62098e7b1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbd0e6bb48ff9326e7d285ad4e2dbb1e53c47710721efb3580955e62098e7b1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbd0e6bb48ff9326e7d285ad4e2dbb1e53c47710721efb3580955e62098e7b1c", kill_on_drop: false }`
[INFO] [stdout] fbd0e6bb48ff9326e7d285ad4e2dbb1e53c47710721efb3580955e62098e7b1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f57ab7f0a35f28278a38b9ca4a6748c6dcbabcc7d1f541ff9f8476e10215864
[INFO] running `Command { std: "docker" "start" "-a" "2f57ab7f0a35f28278a38b9ca4a6748c6dcbabcc7d1f541ff9f8476e10215864", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.74s
[INFO] running `Command { std: "docker" "inspect" "2f57ab7f0a35f28278a38b9ca4a6748c6dcbabcc7d1f541ff9f8476e10215864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f57ab7f0a35f28278a38b9ca4a6748c6dcbabcc7d1f541ff9f8476e10215864", kill_on_drop: false }`
[INFO] [stdout] 2f57ab7f0a35f28278a38b9ca4a6748c6dcbabcc7d1f541ff9f8476e10215864