[INFO] cloning repository https://github.com/hfytr/MachineLearning [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hfytr/MachineLearning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhfytr%2FMachineLearning", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhfytr%2FMachineLearning'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 686c2901f804cdeee79deb2e22c5bf0ace8c890c [INFO] checking hfytr/MachineLearning against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhfytr%2FMachineLearning" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hfytr/MachineLearning on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hfytr/MachineLearning [INFO] finished tweaking git repo https://github.com/hfytr/MachineLearning [INFO] tweaked toml for git repo https://github.com/hfytr/MachineLearning written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/hfytr/MachineLearning already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded getrandom v0.2.12 [INFO] [stderr] Downloaded ppv-lite86 v0.2.17 [INFO] [stderr] Downloaded libc v0.2.153 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e4aa83f42e2e442e3bee73c135b0540626215971a7c98288e5b4381108da8276 [INFO] running `Command { std: "docker" "start" "-a" "e4aa83f42e2e442e3bee73c135b0540626215971a7c98288e5b4381108da8276", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4aa83f42e2e442e3bee73c135b0540626215971a7c98288e5b4381108da8276", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4aa83f42e2e442e3bee73c135b0540626215971a7c98288e5b4381108da8276", kill_on_drop: false }` [INFO] [stdout] e4aa83f42e2e442e3bee73c135b0540626215971a7c98288e5b4381108da8276 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0275288cd63e1e6444c62167c82c1306a17b45c810583b20cb30a7a7f93d93a7 [INFO] running `Command { std: "docker" "start" "-a" "0275288cd63e1e6444c62167c82c1306a17b45c810583b20cb30a7a7f93d93a7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking ml v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated items `integer_encode`, `unique_values`, and `string_with_accuracy` are never used [INFO] [stdout] --> src/data.rs:165:8 [INFO] [stdout] | [INFO] [stdout] 21 | impl Dataset { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 165 | fn integer_encode(&mut self, col: &String) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 201 | fn unique_values(&self, col_name: &str, accuracy: i32) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 228 | fn string_with_accuracy(x: f64, accuracy: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `integer_encode`, `unique_values`, and `string_with_accuracy` are never used [INFO] [stdout] --> src/data.rs:165:8 [INFO] [stdout] | [INFO] [stdout] 21 | impl Dataset { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 165 | fn integer_encode(&mut self, col: &String) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 201 | fn unique_values(&self, col_name: &str, accuracy: i32) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 228 | fn string_with_accuracy(x: f64, accuracy: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `print_mat` [INFO] [stdout] --> tests/feedforward.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use ml::algebra::{print_mat, Matrix}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.42s [INFO] running `Command { std: "docker" "inspect" "0275288cd63e1e6444c62167c82c1306a17b45c810583b20cb30a7a7f93d93a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0275288cd63e1e6444c62167c82c1306a17b45c810583b20cb30a7a7f93d93a7", kill_on_drop: false }` [INFO] [stdout] 0275288cd63e1e6444c62167c82c1306a17b45c810583b20cb30a7a7f93d93a7