[INFO] updating cached repository tsurai/data-mining-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tsurai/data-mining-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tsurai/data-mining-rs" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/tsurai/data-mining-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/tsurai/data-mining-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tsurai/data-mining-rs" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/tsurai/data-mining-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/tsurai/data-mining-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8550eab35b1abc27d3a5741a287d5af4bed4b5f6
[INFO] sha for GitHub repo tsurai/data-mining-rs: 8550eab35b1abc27d3a5741a287d5af4bed4b5f6
[INFO] validating manifest of tsurai/data-mining-rs on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tsurai/data-mining-rs on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tsurai/data-mining-rs
[INFO] finished frobbing tsurai/data-mining-rs
[INFO] frobbed toml for tsurai/data-mining-rs written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/tsurai/data-mining-rs/Cargo.toml
[INFO] started frobbing tsurai/data-mining-rs
[INFO] finished frobbing tsurai/data-mining-rs
[INFO] frobbed toml for tsurai/data-mining-rs written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/tsurai/data-mining-rs/Cargo.toml
[INFO] crate tsurai/data-mining-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/tsurai/data-mining-rs/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tsurai/data-mining-rs against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-7/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/tsurai/data-mining-rs:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bff5e31349dcdfc51adca1f035216955c11f50c915a1e3a1b19d37d8485bcfa9
[INFO] running `"docker" "start" "-a" "bff5e31349dcdfc51adca1f035216955c11f50c915a1e3a1b19d37d8485bcfa9"`
[INFO] [stderr]     Checking datamining_rs v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'rand::Rng::shuffle': use SliceRandom::shuffle instead
[INFO] [stderr]  --> src/kmeans.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 |     thread_rng().shuffle(&mut indices[..]);
[INFO] [stderr]   |                  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rng::shuffle': use SliceRandom::shuffle instead
[INFO] [stderr]  --> src/kmeans.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 |     thread_rng().shuffle(&mut indices[..]);
[INFO] [stderr]   |                  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rng::shuffle': use SliceRandom::shuffle instead
[INFO] [stderr]  --> src/kmedoids.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 |     thread_rng().shuffle(&mut indices[..]);
[INFO] [stderr]   |                  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rng::shuffle': use SliceRandom::shuffle instead
[INFO] [stderr]  --> src/kmedoids.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 |     thread_rng().shuffle(&mut indices[..]);
[INFO] [stderr]   |                  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "bff5e31349dcdfc51adca1f035216955c11f50c915a1e3a1b19d37d8485bcfa9"`
[INFO] running `"docker" "rm" "-f" "bff5e31349dcdfc51adca1f035216955c11f50c915a1e3a1b19d37d8485bcfa9"`
[INFO] [stdout] bff5e31349dcdfc51adca1f035216955c11f50c915a1e3a1b19d37d8485bcfa9