[INFO] fetching crate mpeg_encoder 0.2.1...
[INFO] testing mpeg_encoder-0.2.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate mpeg_encoder 0.2.1 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate mpeg_encoder 0.2.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mpeg_encoder 0.2.1
[INFO] finished tweaking crates.io crate mpeg_encoder 0.2.1
[INFO] tweaked toml for crates.io crate mpeg_encoder 0.2.1 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ffmpeg-sys v2.8.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1bbc9acebcee711c098a998b14e3272d4bc5d4d302d4fc5ea1b8c4de451a9a1d
[INFO] running `Command { std: "docker" "start" "-a" "1bbc9acebcee711c098a998b14e3272d4bc5d4d302d4fc5ea1b8c4de451a9a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bbc9acebcee711c098a998b14e3272d4bc5d4d302d4fc5ea1b8c4de451a9a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bbc9acebcee711c098a998b14e3272d4bc5d4d302d4fc5ea1b8c4de451a9a1d", kill_on_drop: false }`
[INFO] [stdout] 1bbc9acebcee711c098a998b14e3272d4bc5d4d302d4fc5ea1b8c4de451a9a1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb2161a091933b838887f80fae023bee8f3bf858b14890810666785dc933b67f
[INFO] running `Command { std: "docker" "start" "-a" "eb2161a091933b838887f80fae023bee8f3bf858b14890810666785dc933b67f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling ffmpeg-sys v2.8.9
[INFO] [stderr]    Compiling mpeg_encoder v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::sync::{Once, ONCE_INIT};
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:28:34
[INFO] [stdout]    |
[INFO] [stdout] 28 | static mut avformat_init: Once = ONCE_INIT;
[INFO] [stdout]    |                                  ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:141:47
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let mut pkt: AVPacket = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:392:51
[INFO] [stdout]     |
[INFO] [stdout] 392 |             let mut pkt: AVPacket = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: static variable `avformat_init` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | static mut avformat_init: Once = ONCE_INIT;
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: convert the identifier to upper case: `AVFORMAT_INIT`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | #![deny(non_upper_case_globals)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mpeg_encoder` due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "eb2161a091933b838887f80fae023bee8f3bf858b14890810666785dc933b67f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb2161a091933b838887f80fae023bee8f3bf858b14890810666785dc933b67f", kill_on_drop: false }`
[INFO] [stdout] eb2161a091933b838887f80fae023bee8f3bf858b14890810666785dc933b67f