[INFO] fetching crate anofox-regression 0.5.2...
[INFO] checking anofox-regression-0.5.2 against try#595142ec72045c7f2fab2923de8e59995a52e6e7 for pr-151830
[INFO] extracting crate anofox-regression 0.5.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate anofox-regression 0.5.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate anofox-regression 0.5.2
[INFO] tweaked toml for crates.io crate anofox-regression 0.5.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate anofox-regression 0.5.2 on toolchain 595142ec72045c7f2fab2923de8e59995a52e6e7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate anofox-regression 0.5.2 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" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9dfa1b5599911746a4830e4388570e8e33901a8f0475b7d4483ce3bd160b3296
[INFO] running `Command { std: "docker" "start" "-a" "9dfa1b5599911746a4830e4388570e8e33901a8f0475b7d4483ce3bd160b3296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9dfa1b5599911746a4830e4388570e8e33901a8f0475b7d4483ce3bd160b3296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dfa1b5599911746a4830e4388570e8e33901a8f0475b7d4483ce3bd160b3296", kill_on_drop: false }`
[INFO] [stdout] 9dfa1b5599911746a4830e4388570e8e33901a8f0475b7d4483ce3bd160b3296
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c43a2181f10afb6b500e2c7d630d226cca769fc7f7e3f20f60326f263eac833
[INFO] running `Command { std: "docker" "start" "-a" "3c43a2181f10afb6b500e2c7d630d226cca769fc7f7e3f20f60326f263eac833", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.16
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[INFO] [stderr]    Compiling equator-macro v0.2.1
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[INFO] [stderr]     Checking anofox-regression v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/inference/robust_covariance.rs:365:13
[INFO] [stdout]     |
[INFO] [stdout] 365 |         let y = Col::from_fn(n, |i| y_data[i]);
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "3c43a2181f10afb6b500e2c7d630d226cca769fc7f7e3f20f60326f263eac833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c43a2181f10afb6b500e2c7d630d226cca769fc7f7e3f20f60326f263eac833", kill_on_drop: false }`
[INFO] [stdout] 3c43a2181f10afb6b500e2c7d630d226cca769fc7f7e3f20f60326f263eac833