[INFO] updating cached repository richardbrodie/manta_ray
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/richardbrodie/manta_ray
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/richardbrodie/manta_ray" "work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/richardbrodie/manta_ray"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/richardbrodie/manta_ray'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/richardbrodie/manta_ray" "work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/richardbrodie/manta_ray"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/richardbrodie/manta_ray'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c708a01f46eab0328c7933e78af5242d90473d71
[INFO] sha for GitHub repo richardbrodie/manta_ray: c708a01f46eab0328c7933e78af5242d90473d71
[INFO] validating manifest of richardbrodie/manta_ray on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of richardbrodie/manta_ray on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing richardbrodie/manta_ray
[INFO] finished frobbing richardbrodie/manta_ray
[INFO] frobbed toml for richardbrodie/manta_ray written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/richardbrodie/manta_ray/Cargo.toml
[INFO] started frobbing richardbrodie/manta_ray
[INFO] finished frobbing richardbrodie/manta_ray
[INFO] frobbed toml for richardbrodie/manta_ray written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/richardbrodie/manta_ray/Cargo.toml
[INFO] crate richardbrodie/manta_ray has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking richardbrodie/manta_ray against try#29640c57b5f92febba0e40c50cb863c9a7ede51d for pr-57745
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-3/try#29640c57b5f92febba0e40c50cb863c9a7ede51d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/richardbrodie/manta_ray:/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" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7e65c942c39e26ef6d1d8715a81b32de3603ddbbf69a83bb3dae307a5fff0c37
[INFO] running `"docker" "start" "-a" "7e65c942c39e26ef6d1d8715a81b32de3603ddbbf69a83bb3dae307a5fff0c37"`
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.20.0
[INFO] [stderr]     Checking manta_ray v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.11s
[INFO] running `"docker" "inspect" "7e65c942c39e26ef6d1d8715a81b32de3603ddbbf69a83bb3dae307a5fff0c37"`
[INFO] running `"docker" "rm" "-f" "7e65c942c39e26ef6d1d8715a81b32de3603ddbbf69a83bb3dae307a5fff0c37"`
[INFO] [stdout] 7e65c942c39e26ef6d1d8715a81b32de3603ddbbf69a83bb3dae307a5fff0c37