[INFO] cloning repository https://github.com/Shuternay/factorization_machine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Shuternay/factorization_machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShuternay%2Ffactorization_machine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShuternay%2Ffactorization_machine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f935feb6948591d30df2136b16576348f5c69c9b [INFO] testing Shuternay/factorization_machine against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShuternay%2Ffactorization_machine" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Shuternay/factorization_machine on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Shuternay/factorization_machine [INFO] finished tweaking git repo https://github.com/Shuternay/factorization_machine [INFO] tweaked toml for git repo https://github.com/Shuternay/factorization_machine written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/Shuternay/factorization_machine already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clippy_lints v0.0.193 [INFO] [stderr] Downloaded clippy v0.0.193 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f907fb61995b0a25d01f2027478ea5221f794790b969455fe2faf56fc89d5fc4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f907fb61995b0a25d01f2027478ea5221f794790b969455fe2faf56fc89d5fc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f907fb61995b0a25d01f2027478ea5221f794790b969455fe2faf56fc89d5fc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f907fb61995b0a25d01f2027478ea5221f794790b969455fe2faf56fc89d5fc4", kill_on_drop: false }` [INFO] [stdout] f907fb61995b0a25d01f2027478ea5221f794790b969455fe2faf56fc89d5fc4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9ab893c8868200d364d7af8fb1b9f389c9239125e15ba9e8a26f0111d17ab59b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9ab893c8868200d364d7af8fb1b9f389c9239125e15ba9e8a26f0111d17ab59b", kill_on_drop: false }` [INFO] [stderr] Compiling argparse v0.2.1 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling serde_json v1.0.17 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling csv-core v0.1.4 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling csv v1.0.0-beta.5 [INFO] [stderr] Compiling rayon-core v1.4.0 [INFO] [stderr] Compiling rayon v1.0.1 [INFO] [stderr] Compiling factorization_machine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/dataset.rs:54:70 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn from_libsvm(path: &str, bits: u32) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/dataset.rs:92:74 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn from_csv(path: &str, target_field: &str, bits: u32) -> Result<(Dataset), Box> { [INFO] [stdout] | ^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/dataset.rs:92:89 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn from_csv(path: &str, target_field: &str, bits: u32) -> Result<(Dataset), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:36:50 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn load(path: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:44:54 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn save(&self, path: &str) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:103:55 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn eval_loss(&self, dataset: &Dataset, loss: &Loss) -> f32 { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:110:37 [INFO] [stdout] | [INFO] [stdout] 110 | ... loss: &Loss, mut optimizer: T, epochs: i32, l2_regularization: f32) { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:180:96 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn fit_als(&mut self, dataset: &Dataset, test_dataset_option: &Option, loss: &Loss, [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/model.rs:265:33 [INFO] [stdout] | [INFO] [stdout] 265 | ... let mut h = record.value * [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:75:23 [INFO] [stdout] | [INFO] [stdout] 75 | let mut loss: Box; [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.42s [INFO] running `Command { std: "docker" "inspect" "9ab893c8868200d364d7af8fb1b9f389c9239125e15ba9e8a26f0111d17ab59b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ab893c8868200d364d7af8fb1b9f389c9239125e15ba9e8a26f0111d17ab59b", kill_on_drop: false }` [INFO] [stdout] 9ab893c8868200d364d7af8fb1b9f389c9239125e15ba9e8a26f0111d17ab59b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8fdc71bdb12863b38b101e1961ca79a686c83daf9ab0f52592a1b5a8bcf782d3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8fdc71bdb12863b38b101e1961ca79a686c83daf9ab0f52592a1b5a8bcf782d3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/dataset.rs:54:70 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn from_libsvm(path: &str, bits: u32) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling factorization_machine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/dataset.rs:92:74 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn from_csv(path: &str, target_field: &str, bits: u32) -> Result<(Dataset), Box> { [INFO] [stdout] | ^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/dataset.rs:92:89 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn from_csv(path: &str, target_field: &str, bits: u32) -> Result<(Dataset), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:36:50 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn load(path: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:44:54 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn save(&self, path: &str) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:103:55 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn eval_loss(&self, dataset: &Dataset, loss: &Loss) -> f32 { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:110:37 [INFO] [stdout] | [INFO] [stdout] 110 | ... loss: &Loss, mut optimizer: T, epochs: i32, l2_regularization: f32) { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:180:96 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn fit_als(&mut self, dataset: &Dataset, test_dataset_option: &Option, loss: &Loss, [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/model.rs:265:33 [INFO] [stdout] | [INFO] [stdout] 265 | ... let mut h = record.value * [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:75:23 [INFO] [stdout] | [INFO] [stdout] 75 | let mut loss: Box; [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/dataset.rs:54:70 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn from_libsvm(path: &str, bits: u32) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/dataset.rs:92:74 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn from_csv(path: &str, target_field: &str, bits: u32) -> Result<(Dataset), Box> { [INFO] [stdout] | ^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/dataset.rs:92:89 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn from_csv(path: &str, target_field: &str, bits: u32) -> Result<(Dataset), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:36:50 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn load(path: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:44:54 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn save(&self, path: &str) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:103:55 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn eval_loss(&self, dataset: &Dataset, loss: &Loss) -> f32 { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:110:37 [INFO] [stdout] | [INFO] [stdout] 110 | ... loss: &Loss, mut optimizer: T, epochs: i32, l2_regularization: f32) { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:180:96 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn fit_als(&mut self, dataset: &Dataset, test_dataset_option: &Option, loss: &Loss, [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/model.rs:265:33 [INFO] [stdout] | [INFO] [stdout] 265 | ... let mut h = record.value * [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 43s [INFO] running `Command { std: "docker" "inspect" "8fdc71bdb12863b38b101e1961ca79a686c83daf9ab0f52592a1b5a8bcf782d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fdc71bdb12863b38b101e1961ca79a686c83daf9ab0f52592a1b5a8bcf782d3", kill_on_drop: false }` [INFO] [stdout] 8fdc71bdb12863b38b101e1961ca79a686c83daf9ab0f52592a1b5a8bcf782d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b22789270ee2478100f2328ae3da110a6e2f67b7bd838c306beb27bbd0566d9b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b22789270ee2478100f2328ae3da110a6e2f67b7bd838c306beb27bbd0566d9b", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dataset.rs:54:70 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn from_libsvm(path: &str, bits: u32) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/dataset.rs:92:74 [INFO] [stderr] | [INFO] [stderr] 92 | pub fn from_csv(path: &str, target_field: &str, bits: u32) -> Result<(Dataset), Box> { [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dataset.rs:92:89 [INFO] [stderr] | [INFO] [stderr] 92 | pub fn from_csv(path: &str, target_field: &str, bits: u32) -> Result<(Dataset), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model.rs:36:50 [INFO] [stderr] | [INFO] [stderr] 36 | pub fn load(path: &str) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model.rs:44:54 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn save(&self, path: &str) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model.rs:103:55 [INFO] [stderr] | [INFO] [stderr] 103 | pub fn eval_loss(&self, dataset: &Dataset, loss: &Loss) -> f32 { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model.rs:110:37 [INFO] [stderr] | [INFO] [stderr] 110 | ... loss: &Loss, mut optimizer: T, epochs: i32, l2_regularization: f32) { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model.rs:180:96 [INFO] [stderr] | [INFO] [stderr] 180 | pub fn fit_als(&mut self, dataset: &Dataset, test_dataset_option: &Option, loss: &Loss, [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/model.rs:265:33 [INFO] [stderr] | [INFO] [stderr] 265 | ... let mut h = record.value * [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: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dataset.rs:54:70 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn from_libsvm(path: &str, bits: u32) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/dataset.rs:92:74 [INFO] [stderr] | [INFO] [stderr] 92 | pub fn from_csv(path: &str, target_field: &str, bits: u32) -> Result<(Dataset), Box> { [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dataset.rs:92:89 [INFO] [stderr] | [INFO] [stderr] 92 | pub fn from_csv(path: &str, target_field: &str, bits: u32) -> Result<(Dataset), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model.rs:36:50 [INFO] [stderr] | [INFO] [stderr] 36 | pub fn load(path: &str) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model.rs:44:54 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn save(&self, path: &str) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model.rs:103:55 [INFO] [stderr] | [INFO] [stderr] 103 | pub fn eval_loss(&self, dataset: &Dataset, loss: &Loss) -> f32 { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model.rs:110:37 [INFO] [stderr] | [INFO] [stderr] 110 | ... loss: &Loss, mut optimizer: T, epochs: i32, l2_regularization: f32) { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model.rs:180:96 [INFO] [stderr] | [INFO] [stderr] 180 | pub fn fit_als(&mut self, dataset: &Dataset, test_dataset_option: &Option, loss: &Loss, [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/model.rs:265:33 [INFO] [stderr] | [INFO] [stderr] 265 | ... let mut h = record.value * [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: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:75:23 [INFO] [stderr] | [INFO] [stderr] 75 | let mut loss: Box; [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Loss` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/factorization_machine-74c641bfbc8025ab [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/factorization_machine-137453f4e0da3e98 [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests factorization_machine [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/dataset.rs:92:74 [INFO] [stderr] | [INFO] [stderr] 92 | pub fn from_csv(path: &str, target_field: &str, bits: u32) -> Result<(Dataset), Box> { [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b22789270ee2478100f2328ae3da110a6e2f67b7bd838c306beb27bbd0566d9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b22789270ee2478100f2328ae3da110a6e2f67b7bd838c306beb27bbd0566d9b", kill_on_drop: false }` [INFO] [stdout] b22789270ee2478100f2328ae3da110a6e2f67b7bd838c306beb27bbd0566d9b