[INFO] updating cached repository dakuenjery/Shellsort
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dakuenjery/Shellsort
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dakuenjery/Shellsort" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/dakuenjery/Shellsort"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/dakuenjery/Shellsort'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dakuenjery/Shellsort" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/dakuenjery/Shellsort"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/dakuenjery/Shellsort'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 293f1feed139754e9f17a94eb6ca17ee6a047dcb
[INFO] sha for GitHub repo dakuenjery/Shellsort: 293f1feed139754e9f17a94eb6ca17ee6a047dcb
[INFO] validating manifest of dakuenjery/Shellsort 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 dakuenjery/Shellsort 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 dakuenjery/Shellsort
[INFO] finished frobbing dakuenjery/Shellsort
[INFO] frobbed toml for dakuenjery/Shellsort written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/dakuenjery/Shellsort/Cargo.toml
[INFO] started frobbing dakuenjery/Shellsort
[INFO] finished frobbing dakuenjery/Shellsort
[INFO] frobbed toml for dakuenjery/Shellsort written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/dakuenjery/Shellsort/Cargo.toml
[INFO] crate dakuenjery/Shellsort 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 dakuenjery/Shellsort against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-1/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/dakuenjery/Shellsort:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c23ece1070859fd307a688681716ee09749039f21516754e416dc8c0f6af92c9
[INFO] running `"docker" "start" "-a" "c23ece1070859fd307a688681716ee09749039f21516754e416dc8c0f6af92c9"`
[INFO] [stderr]     Checking shell v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/main.rs:47:31
[INFO] [stderr]    |
[INFO] [stderr] 47 |     println!("arr {}", if arr.is_sorted() { "is sorted" } else { "not sorted!" });
[INFO] [stderr]    |                               ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `Sortable::is_sorted(...)` to keep using the current method
[INFO] [stderr]    = help: add `#![feature(is_sorted)]` to the crate attributes to enable `core::slice::<impl [T]>::is_sorted`
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/main.rs:47:31
[INFO] [stderr]    |
[INFO] [stderr] 47 |     println!("arr {}", if arr.is_sorted() { "is sorted" } else { "not sorted!" });
[INFO] [stderr]    |                               ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `Sortable::is_sorted(...)` to keep using the current method
[INFO] [stderr]    = help: add `#![feature(is_sorted)]` to the crate attributes to enable `core::slice::<impl [T]>::is_sorted`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "c23ece1070859fd307a688681716ee09749039f21516754e416dc8c0f6af92c9"`
[INFO] running `"docker" "rm" "-f" "c23ece1070859fd307a688681716ee09749039f21516754e416dc8c0f6af92c9"`
[INFO] [stdout] c23ece1070859fd307a688681716ee09749039f21516754e416dc8c0f6af92c9