[INFO] updating cached repository buffet/carbot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/buffet/carbot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/buffet/carbot" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/buffet/carbot"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/buffet/carbot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/buffet/carbot" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/buffet/carbot"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/buffet/carbot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f5e1e5b64b47b124633f2bc1c53304c1fd392f22
[INFO] sha for GitHub repo buffet/carbot: f5e1e5b64b47b124633f2bc1c53304c1fd392f22
[INFO] validating manifest of buffet/carbot on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of buffet/carbot on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing buffet/carbot
[INFO] finished frobbing buffet/carbot
[INFO] frobbed toml for buffet/carbot written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/buffet/carbot/Cargo.toml
[INFO] started frobbing buffet/carbot
[INFO] finished frobbing buffet/carbot
[INFO] frobbed toml for buffet/carbot written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/buffet/carbot/Cargo.toml
[INFO] crate buffet/carbot already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking buffet/carbot against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-1/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/buffet/carbot:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 091ccb64c8060a9ca1fe5c43b18ba9f9f17e9e31c4a221b7d77d6e9ca6fa49a4
[INFO] running `"docker" "start" "-a" "091ccb64c8060a9ca1fe5c43b18ba9f9f17e9e31c4a221b7d77d6e9ca6fa49a4"`
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking memchr v2.1.1
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]     Checking flate2 v1.0.5
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking regex v1.0.6
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking hyper-native-tls v0.2.4
[INFO] [stderr]     Checking evzht9h3nznqzwl v0.0.3
[INFO] [stderr]     Checking multipart v0.13.6
[INFO] [stderr]     Checking serenity v0.5.11
[INFO] [stderr]     Checking carbot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.03s
[INFO] running `"docker" "inspect" "091ccb64c8060a9ca1fe5c43b18ba9f9f17e9e31c4a221b7d77d6e9ca6fa49a4"`
[INFO] running `"docker" "rm" "-f" "091ccb64c8060a9ca1fe5c43b18ba9f9f17e9e31c4a221b7d77d6e9ca6fa49a4"`
[INFO] [stdout] 091ccb64c8060a9ca1fe5c43b18ba9f9f17e9e31c4a221b7d77d6e9ca6fa49a4