[INFO] updating cached repository kurikaesu/Rust-Iterative-MergeSort
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kurikaesu/Rust-Iterative-MergeSort
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kurikaesu/Rust-Iterative-MergeSort" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/kurikaesu/Rust-Iterative-MergeSort"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/kurikaesu/Rust-Iterative-MergeSort'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kurikaesu/Rust-Iterative-MergeSort" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/kurikaesu/Rust-Iterative-MergeSort"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/kurikaesu/Rust-Iterative-MergeSort'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f2f48105720814f8309187f541f0ee6ab6404f0a
[INFO] sha for GitHub repo kurikaesu/Rust-Iterative-MergeSort: f2f48105720814f8309187f541f0ee6ab6404f0a
[INFO] validating manifest of kurikaesu/Rust-Iterative-MergeSort on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kurikaesu/Rust-Iterative-MergeSort on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kurikaesu/Rust-Iterative-MergeSort
[INFO] finished frobbing kurikaesu/Rust-Iterative-MergeSort
[INFO] frobbed toml for kurikaesu/Rust-Iterative-MergeSort written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/kurikaesu/Rust-Iterative-MergeSort/Cargo.toml
[INFO] started frobbing kurikaesu/Rust-Iterative-MergeSort
[INFO] finished frobbing kurikaesu/Rust-Iterative-MergeSort
[INFO] frobbed toml for kurikaesu/Rust-Iterative-MergeSort written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/kurikaesu/Rust-Iterative-MergeSort/Cargo.toml
[INFO] crate kurikaesu/Rust-Iterative-MergeSort has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking kurikaesu/Rust-Iterative-MergeSort against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-3/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/kurikaesu/Rust-Iterative-MergeSort:/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" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 46cd9ba480bd83f3d45d9c519a3d5c82df8389e1e6a6d2c991d314fbe63b703f
[INFO] running `"docker" "start" "-a" "46cd9ba480bd83f3d45d9c519a3d5c82df8389e1e6a6d2c991d314fbe63b703f"`
[INFO] [stderr]     Checking MergeSortIterative v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `MergeSortIterative` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `merge_sort_iterative`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `MergeSortIterative` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `merge_sort_iterative`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "46cd9ba480bd83f3d45d9c519a3d5c82df8389e1e6a6d2c991d314fbe63b703f"`
[INFO] running `"docker" "rm" "-f" "46cd9ba480bd83f3d45d9c519a3d5c82df8389e1e6a6d2c991d314fbe63b703f"`
[INFO] [stdout] 46cd9ba480bd83f3d45d9c519a3d5c82df8389e1e6a6d2c991d314fbe63b703f