[INFO] updating cached repository ashermancinelli/rust-ml [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ashermancinelli/rust-ml [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ashermancinelli/rust-ml" "work/ex/beta-1.37-6/sources/1.36.0/gh/ashermancinelli/rust-ml"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ashermancinelli/rust-ml'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ashermancinelli/rust-ml" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ashermancinelli/rust-ml"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ashermancinelli/rust-ml'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3eefe4bca5ee0aa21e4173bb03203f81be95a3e2 [INFO] sha for GitHub repo ashermancinelli/rust-ml: 3eefe4bca5ee0aa21e4173bb03203f81be95a3e2 [INFO] validating manifest of ashermancinelli/rust-ml on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ashermancinelli/rust-ml on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ashermancinelli/rust-ml [INFO] finished frobbing ashermancinelli/rust-ml [INFO] frobbed toml for ashermancinelli/rust-ml written to work/ex/beta-1.37-6/sources/1.36.0/gh/ashermancinelli/rust-ml/Cargo.toml [INFO] started frobbing ashermancinelli/rust-ml [INFO] finished frobbing ashermancinelli/rust-ml [INFO] frobbed toml for ashermancinelli/rust-ml written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ashermancinelli/rust-ml/Cargo.toml [INFO] crate ashermancinelli/rust-ml already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing ashermancinelli/rust-ml against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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=warn" "-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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] d69d6168d9dd571cf3f38ac4ed8a0518e36b399fa3a8a3ad292f49d721f5ce9a [INFO] running `"docker" "start" "-a" "d69d6168d9dd571cf3f38ac4ed8a0518e36b399fa3a8a3ad292f49d721f5ce9a"` [INFO] [stderr] Compiling rulinalg v0.3.7 [INFO] [stderr] Compiling rusty-machine v0.5.4 [INFO] [stderr] Compiling rust-ml v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/main.rs:33:12 [INFO] [stderr] | [INFO] [stderr] 33 | fn new(data: Vec>) -> Dataset { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_data` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | let mut l_to_str: Vec = Vec::new(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `train_data` [INFO] [stderr] --> src/main.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | train_data: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `train_labels` [INFO] [stderr] --> src/main.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | train_labels: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `label_to_string` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | label_to_string: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.53s [INFO] running `"docker" "inspect" "d69d6168d9dd571cf3f38ac4ed8a0518e36b399fa3a8a3ad292f49d721f5ce9a"` [INFO] running `"docker" "rm" "-f" "d69d6168d9dd571cf3f38ac4ed8a0518e36b399fa3a8a3ad292f49d721f5ce9a"` [INFO] [stdout] d69d6168d9dd571cf3f38ac4ed8a0518e36b399fa3a8a3ad292f49d721f5ce9a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] d50c38cf27f9ad2620a2fd67eae3ef0414778166cd85bfe9124b91b606229c04 [INFO] running `"docker" "start" "-a" "d50c38cf27f9ad2620a2fd67eae3ef0414778166cd85bfe9124b91b606229c04"` [INFO] [stderr] Compiling rust-ml v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/main.rs:33:12 [INFO] [stderr] | [INFO] [stderr] 33 | fn new(data: Vec>) -> Dataset { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_data` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | let mut l_to_str: Vec = Vec::new(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `train_data` [INFO] [stderr] --> src/main.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | train_data: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `train_labels` [INFO] [stderr] --> src/main.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | train_labels: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `label_to_string` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | label_to_string: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.90s [INFO] running `"docker" "inspect" "d50c38cf27f9ad2620a2fd67eae3ef0414778166cd85bfe9124b91b606229c04"` [INFO] running `"docker" "rm" "-f" "d50c38cf27f9ad2620a2fd67eae3ef0414778166cd85bfe9124b91b606229c04"` [INFO] [stdout] d50c38cf27f9ad2620a2fd67eae3ef0414778166cd85bfe9124b91b606229c04 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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=warn" "-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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] 2be204c5c1f9fd460a998cf70fccb1823ba84598e37fc76ea8d1d0aa453d5085 [INFO] running `"docker" "start" "-a" "2be204c5c1f9fd460a998cf70fccb1823ba84598e37fc76ea8d1d0aa453d5085"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/crater/target/debug/deps/rust_ml-5a21c86a44d866ba [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "2be204c5c1f9fd460a998cf70fccb1823ba84598e37fc76ea8d1d0aa453d5085"` [INFO] running `"docker" "rm" "-f" "2be204c5c1f9fd460a998cf70fccb1823ba84598e37fc76ea8d1d0aa453d5085"` [INFO] [stdout] 2be204c5c1f9fd460a998cf70fccb1823ba84598e37fc76ea8d1d0aa453d5085