Dec 18 03:47:50.786 INFO checking ashermancinelli/rust-ml against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252 Dec 18 03:47:50.787 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/ashermancinelli/rust-ml:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"` Dec 18 03:47:51.029 INFO [stdout] 8dc3d29fe8c2cccdfce1a586f5820710265c1bd8602a08835f1a7410de3b4b9d Dec 18 03:47:51.031 INFO running `"docker" "start" "-a" "8dc3d29fe8c2cccdfce1a586f5820710265c1bd8602a08835f1a7410de3b4b9d"` Dec 18 03:47:51.728 INFO [stderr] Checking rulinalg v0.3.7 Dec 18 03:47:54.059 INFO [stderr] Checking rusty-machine v0.5.4 Dec 18 03:47:55.608 INFO [stderr] Checking rust-ml v0.0.1 (/opt/crater/workdir) Dec 18 03:47:56.036 INFO [stderr] warning: unused variable: `data` Dec 18 03:47:56.036 INFO [stderr] --> src/main.rs:33:12 Dec 18 03:47:56.036 INFO [stderr] | Dec 18 03:47:56.036 INFO [stderr] 33 | fn new(data: Vec>) -> Dataset { Dec 18 03:47:56.036 INFO [stderr] | ^^^^ help: consider using `_data` instead Dec 18 03:47:56.036 INFO [stderr] | Dec 18 03:47:56.036 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 18 03:47:56.036 INFO [stderr] Dec 18 03:47:56.044 INFO [stderr] warning: variable does not need to be mutable Dec 18 03:47:56.044 INFO [stderr] --> src/main.rs:37:13 Dec 18 03:47:56.044 INFO [stderr] | Dec 18 03:47:56.044 INFO [stderr] 37 | let mut l_to_str: Vec = Vec::new(); Dec 18 03:47:56.044 INFO [stderr] | ----^^^^^^^^ Dec 18 03:47:56.044 INFO [stderr] | | Dec 18 03:47:56.044 INFO [stderr] | help: remove this `mut` Dec 18 03:47:56.044 INFO [stderr] | Dec 18 03:47:56.044 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 18 03:47:56.044 INFO [stderr] Dec 18 03:47:56.044 INFO [stderr] warning: field is never used: `train_data` Dec 18 03:47:56.044 INFO [stderr] --> src/main.rs:26:5 Dec 18 03:47:56.044 INFO [stderr] | Dec 18 03:47:56.044 INFO [stderr] 26 | train_data: Vec>, Dec 18 03:47:56.044 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:47:56.044 INFO [stderr] | Dec 18 03:47:56.044 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 18 03:47:56.044 INFO [stderr] Dec 18 03:47:56.044 INFO [stderr] warning: field is never used: `train_labels` Dec 18 03:47:56.044 INFO [stderr] --> src/main.rs:27:5 Dec 18 03:47:56.044 INFO [stderr] | Dec 18 03:47:56.044 INFO [stderr] 27 | train_labels: Vec, Dec 18 03:47:56.045 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:47:56.045 INFO [stderr] Dec 18 03:47:56.045 INFO [stderr] warning: field is never used: `label_to_string` Dec 18 03:47:56.045 INFO [stderr] --> src/main.rs:28:5 Dec 18 03:47:56.045 INFO [stderr] | Dec 18 03:47:56.045 INFO [stderr] 28 | label_to_string: Vec, Dec 18 03:47:56.045 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:47:56.045 INFO [stderr] Dec 18 03:47:56.204 INFO [stderr] warning: unused variable: `data` Dec 18 03:47:56.204 INFO [stderr] --> src/main.rs:33:12 Dec 18 03:47:56.204 INFO [stderr] | Dec 18 03:47:56.204 INFO [stderr] 33 | fn new(data: Vec>) -> Dataset { Dec 18 03:47:56.204 INFO [stderr] | ^^^^ help: consider using `_data` instead Dec 18 03:47:56.204 INFO [stderr] | Dec 18 03:47:56.204 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 18 03:47:56.204 INFO [stderr] Dec 18 03:47:56.204 INFO [stderr] warning: variable does not need to be mutable Dec 18 03:47:56.204 INFO [stderr] --> src/main.rs:37:13 Dec 18 03:47:56.204 INFO [stderr] | Dec 18 03:47:56.204 INFO [stderr] 37 | let mut l_to_str: Vec = Vec::new(); Dec 18 03:47:56.204 INFO [stderr] | ----^^^^^^^^ Dec 18 03:47:56.204 INFO [stderr] | | Dec 18 03:47:56.204 INFO [stderr] | help: remove this `mut` Dec 18 03:47:56.204 INFO [stderr] | Dec 18 03:47:56.204 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 18 03:47:56.204 INFO [stderr] Dec 18 03:47:56.204 INFO [stderr] warning: field is never used: `train_data` Dec 18 03:47:56.204 INFO [stderr] --> src/main.rs:26:5 Dec 18 03:47:56.204 INFO [stderr] | Dec 18 03:47:56.204 INFO [stderr] 26 | train_data: Vec>, Dec 18 03:47:56.204 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:47:56.204 INFO [stderr] | Dec 18 03:47:56.204 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 18 03:47:56.204 INFO [stderr] Dec 18 03:47:56.204 INFO [stderr] warning: field is never used: `train_labels` Dec 18 03:47:56.204 INFO [stderr] --> src/main.rs:27:5 Dec 18 03:47:56.204 INFO [stderr] | Dec 18 03:47:56.204 INFO [stderr] 27 | train_labels: Vec, Dec 18 03:47:56.204 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:47:56.204 INFO [stderr] Dec 18 03:47:56.204 INFO [stderr] warning: field is never used: `label_to_string` Dec 18 03:47:56.204 INFO [stderr] --> src/main.rs:28:5 Dec 18 03:47:56.204 INFO [stderr] | Dec 18 03:47:56.204 INFO [stderr] 28 | label_to_string: Vec, Dec 18 03:47:56.204 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:47:56.204 INFO [stderr] Dec 18 03:47:56.244 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.56s Dec 18 03:47:56.824 INFO running `"docker" "inspect" "8dc3d29fe8c2cccdfce1a586f5820710265c1bd8602a08835f1a7410de3b4b9d"` Dec 18 03:47:57.078 INFO running `"docker" "rm" "-f" "8dc3d29fe8c2cccdfce1a586f5820710265c1bd8602a08835f1a7410de3b4b9d"` Dec 18 03:47:57.397 INFO [stdout] 8dc3d29fe8c2cccdfce1a586f5820710265c1bd8602a08835f1a7410de3b4b9d