[INFO] updating cached repository zummenix/xcopen
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zummenix/xcopen
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zummenix/xcopen" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/zummenix/xcopen"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/zummenix/xcopen'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zummenix/xcopen" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/zummenix/xcopen"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/zummenix/xcopen'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9014e1798cd41e5e4f5108755adedb500b69f517
[INFO] sha for GitHub repo zummenix/xcopen: 9014e1798cd41e5e4f5108755adedb500b69f517
[INFO] validating manifest of zummenix/xcopen 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 zummenix/xcopen 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 zummenix/xcopen
[INFO] finished frobbing zummenix/xcopen
[INFO] frobbed toml for zummenix/xcopen written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/zummenix/xcopen/Cargo.toml
[INFO] started frobbing zummenix/xcopen
[INFO] finished frobbing zummenix/xcopen
[INFO] frobbed toml for zummenix/xcopen written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/zummenix/xcopen/Cargo.toml
[INFO] crate zummenix/xcopen 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking zummenix/xcopen 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/zummenix/xcopen:/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] 0b380c1650003741d70e8b0b03bd3a30416e48a918cf207ace36db07c3d82ca7
[INFO] running `"docker" "start" "-a" "0b380c1650003741d70e8b0b03bd3a30416e48a918cf207ace36db07c3d82ca7"`
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking expectest v0.11.0
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking rustyline v4.1.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling structopt-derive v0.2.17
[INFO] [stderr]     Checking structopt v0.2.17
[INFO] [stderr]     Checking xcopen v0.4.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.28s
[INFO] running `"docker" "inspect" "0b380c1650003741d70e8b0b03bd3a30416e48a918cf207ace36db07c3d82ca7"`
[INFO] running `"docker" "rm" "-f" "0b380c1650003741d70e8b0b03bd3a30416e48a918cf207ace36db07c3d82ca7"`
[INFO] [stdout] 0b380c1650003741d70e8b0b03bd3a30416e48a918cf207ace36db07c3d82ca7