[INFO] cloning repository ImageOptim/gifski
[INFO] running `"git" "clone" "--bare" "git://github.com/ImageOptim/gifski.git" "work/cache/sources/gh/ImageOptim/gifski"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/ImageOptim/gifski'...
[INFO] running `"git" "clone" "work/cache/sources/gh/ImageOptim/gifski" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/ImageOptim/gifski"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/ImageOptim/gifski'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ImageOptim/gifski" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/ImageOptim/gifski"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/ImageOptim/gifski'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] eb9779334a9aa4a53d8ffe1f40882ce186bf7ae5
[INFO] sha for GitHub repo ImageOptim/gifski: eb9779334a9aa4a53d8ffe1f40882ce186bf7ae5
[INFO] validating manifest of ImageOptim/gifski on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ImageOptim/gifski on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ImageOptim/gifski
[INFO] finished frobbing ImageOptim/gifski
[INFO] frobbed toml for ImageOptim/gifski written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/ImageOptim/gifski/Cargo.toml
[INFO] started frobbing ImageOptim/gifski
[INFO] finished frobbing ImageOptim/gifski
[INFO] frobbed toml for ImageOptim/gifski written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/ImageOptim/gifski/Cargo.toml
[INFO] crate ImageOptim/gifski has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/kornelski/rust-ffmpeg.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gif-dispose v2.1.1
[INFO] [stderr]   Downloaded imagequant v2.11.9
[INFO] [stderr]   Downloaded openmp-sys v0.1.6
[INFO] [stderr]   Downloaded imagequant-sys v2.12.2
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ImageOptim/gifski against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-1/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/ImageOptim/gifski:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c40cb2e53d19b89a5ba37e829a5e52e5f45eab6c10410627c80150c53eaab86d
[INFO] running `"docker" "start" "-a" "c40cb2e53d19b89a5ba37e829a5e52e5f45eab6c10410627c80150c53eaab86d"`
[INFO] [stderr] warning: `default-features = [".."]` was found in [features]. Did you mean to use `default = [".."]`?
[INFO] [stderr] error: failed to load source for a dependency on `ffmpeg`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/kornelski/rust-ffmpeg.git#0eea6d01
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to open: /opt/crater/cargo-home/git/.cargo-lock-git
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `"docker" "inspect" "c40cb2e53d19b89a5ba37e829a5e52e5f45eab6c10410627c80150c53eaab86d"`
[INFO] running `"docker" "rm" "-f" "c40cb2e53d19b89a5ba37e829a5e52e5f45eab6c10410627c80150c53eaab86d"`
[INFO] [stdout] c40cb2e53d19b89a5ba37e829a5e52e5f45eab6c10410627c80150c53eaab86d