[INFO] cloning repository llogiq/lib_json
[INFO] running `"git" "clone" "--bare" "git://github.com/llogiq/lib_json.git" "work/cache/sources/gh/llogiq/lib_json"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/llogiq/lib_json'...
[INFO] running `"git" "clone" "work/cache/sources/gh/llogiq/lib_json" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/llogiq/lib_json"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/llogiq/lib_json'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/llogiq/lib_json" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/llogiq/lib_json"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/llogiq/lib_json'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 336bd54e950fa19b0168eddc358073cf5918bb21
[INFO] sha for GitHub repo llogiq/lib_json: 336bd54e950fa19b0168eddc358073cf5918bb21
[INFO] validating manifest of llogiq/lib_json on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of llogiq/lib_json on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing llogiq/lib_json
[INFO] finished frobbing llogiq/lib_json
[INFO] frobbed toml for llogiq/lib_json written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/llogiq/lib_json/Cargo.toml
[INFO] started frobbing llogiq/lib_json
[INFO] finished frobbing llogiq/lib_json
[INFO] frobbed toml for llogiq/lib_json written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/llogiq/lib_json/Cargo.toml
[INFO] crate llogiq/lib_json already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking llogiq/lib_json against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-5/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/llogiq/lib_json:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5e67db5fcc5654d90ab1105730a2b06120618a551dffefd249727bf71e23f956
[INFO] running `"docker" "start" "-a" "5e67db5fcc5654d90ab1105730a2b06120618a551dffefd249727bf71e23f956"`
[INFO] [stderr]     Checking lib_json v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/buffer_walk.rs:61:23
[INFO] [stderr]    |
[INFO] [stderr] 61 |         unsafe{ self.buffer.slice_unchecked( start, end ) }
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/buffer_walk.rs:61:23
[INFO] [stderr]    |
[INFO] [stderr] 61 |         unsafe{ self.buffer.slice_unchecked( start, end ) }
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "5e67db5fcc5654d90ab1105730a2b06120618a551dffefd249727bf71e23f956"`
[INFO] running `"docker" "rm" "-f" "5e67db5fcc5654d90ab1105730a2b06120618a551dffefd249727bf71e23f956"`
[INFO] [stdout] 5e67db5fcc5654d90ab1105730a2b06120618a551dffefd249727bf71e23f956