[INFO] cloning repository https://github.com/AliothCancer/simple_nn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AliothCancer/simple_nn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAliothCancer%2Fsimple_nn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAliothCancer%2Fsimple_nn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45588b9ab81ecf072c3f7e02ccca29472e15f8c8
[INFO] checking AliothCancer/simple_nn against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAliothCancer%2Fsimple_nn" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AliothCancer/simple_nn
[INFO] finished tweaking git repo https://github.com/AliothCancer/simple_nn
[INFO] tweaked toml for git repo https://github.com/AliothCancer/simple_nn written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AliothCancer/simple_nn on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AliothCancer/simple_nn 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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c452abb1ae3673745b764ceffeb92eb7442beb0a8ad4876186aed9e4b97aea0d
[INFO] running `Command { std: "docker" "start" "-a" "c452abb1ae3673745b764ceffeb92eb7442beb0a8ad4876186aed9e4b97aea0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c452abb1ae3673745b764ceffeb92eb7442beb0a8ad4876186aed9e4b97aea0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c452abb1ae3673745b764ceffeb92eb7442beb0a8ad4876186aed9e4b97aea0d", kill_on_drop: false }`
[INFO] [stdout] c452abb1ae3673745b764ceffeb92eb7442beb0a8ad4876186aed9e4b97aea0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f05f5d64ad1539cbc7a77a08117a208a027b0b8719f0453302eaea1ab65142c
[INFO] running `Command { std: "docker" "start" "-a" "8f05f5d64ad1539cbc7a77a08117a208a027b0b8719f0453302eaea1ab65142c", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking simple_nn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `calculate_mse` is never used
[INFO] [stdout]   --> src/linear_regression.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl LinearRegression {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 69 |     fn calculate_mse(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `calculate_mse` is never used
[INFO] [stdout]   --> src/linear_regression.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl LinearRegression {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 69 |     fn calculate_mse(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.77s
[INFO] running `Command { std: "docker" "inspect" "8f05f5d64ad1539cbc7a77a08117a208a027b0b8719f0453302eaea1ab65142c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f05f5d64ad1539cbc7a77a08117a208a027b0b8719f0453302eaea1ab65142c", kill_on_drop: false }`
[INFO] [stdout] 8f05f5d64ad1539cbc7a77a08117a208a027b0b8719f0453302eaea1ab65142c
