[INFO] fetching crate ffmpeg-next 4.2.1...
[INFO] checking ffmpeg-next-4.2.1 against try#71b81291baafb8a58836272757b28817fe1d8190 for pr-73102
[INFO] extracting crate ffmpeg-next 4.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ffmpeg-next 4.2.1 on toolchain 71b81291baafb8a58836272757b28817fe1d8190
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ffmpeg-next 4.2.1
[INFO] finished tweaking crates.io crate ffmpeg-next 4.2.1
[INFO] tweaked toml for crates.io crate ffmpeg-next 4.2.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate ffmpeg-next 4.2.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ffmpeg-sys-next v4.2.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "+71b81291baafb8a58836272757b28817fe1d8190" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d5c44340245ba78fca956ddf3863179e09bcab5a5d77e8806e4611d5760e8cd8
[INFO] running `"docker" "start" "-a" "d5c44340245ba78fca956ddf3863179e09bcab5a5d77e8806e4611d5760e8cd8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling ffmpeg-next v4.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling ffmpeg-sys-next v4.2.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `"docker" "inspect" "d5c44340245ba78fca956ddf3863179e09bcab5a5d77e8806e4611d5760e8cd8"`
[INFO] running `"docker" "rm" "-f" "d5c44340245ba78fca956ddf3863179e09bcab5a5d77e8806e4611d5760e8cd8"`
[INFO] [stdout] d5c44340245ba78fca956ddf3863179e09bcab5a5d77e8806e4611d5760e8cd8