[INFO] fetching crate peroxide 0.30.9...
[INFO] checking peroxide-0.30.9 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate peroxide 0.30.9 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate peroxide 0.30.9 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate peroxide 0.30.9
[INFO] finished tweaking crates.io crate peroxide 0.30.9
[INFO] tweaked toml for crates.io crate peroxide 0.30.9 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate peroxide 0.30.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded peroxide-ad v0.3.0
[INFO] [stderr]   Downloaded netcdf v0.6.1
[INFO] [stderr]   Downloaded blas v0.22.0
[INFO] [stderr]   Downloaded puruspe v0.1.5
[INFO] [stderr]   Downloaded netcdf-sys v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5543fbaefe1db82c0bf1744f67345ea6f2707e29798ab2bd9c2d1bfae9835dc
[INFO] running `Command { std: "docker" "start" "-a" "a5543fbaefe1db82c0bf1744f67345ea6f2707e29798ab2bd9c2d1bfae9835dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5543fbaefe1db82c0bf1744f67345ea6f2707e29798ab2bd9c2d1bfae9835dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5543fbaefe1db82c0bf1744f67345ea6f2707e29798ab2bd9c2d1bfae9835dc", kill_on_drop: false }`
[INFO] [stdout] a5543fbaefe1db82c0bf1744f67345ea6f2707e29798ab2bd9c2d1bfae9835dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a05b8a2181c0fc5ab07b4ca1eac42823fa07179b6a2d7c8559ebd494f8f46102
[INFO] running `Command { std: "docker" "start" "-a" "a05b8a2181c0fc5ab07b4ca1eac42823fa07179b6a2d7c8559ebd494f8f46102", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling peroxide v0.30.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking order-stat v0.1.3
[INFO] [stderr]     Checking puruspe v0.1.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking thread-tree v0.3.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking matrixmultiply v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking rand_distr v0.4.0
[INFO] [stderr]    Compiling peroxide-ad v0.3.0
[INFO] [stdout] warning: unused import: `Scalable`
[INFO] [stdout]    --> src/structure/matrix.rs:620:28
[INFO] [stdout]     |
[INFO] [stdout] 620 | use crate::traits::sugar::{Scalable, ScalableMut};
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scalable`
[INFO] [stdout]    --> src/structure/matrix.rs:620:28
[INFO] [stdout]     |
[INFO] [stdout] 620 | use crate::traits::sugar::{Scalable, ScalableMut};
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `c` is never read
[INFO] [stdout]  --> examples/chebyshev.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut c = chebyshev_polynomial(0, SpecialKind::First);
[INFO] [stdout]   |             ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x0`
[INFO] [stdout]  --> examples/hessian.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let x0 = AD2(1f64, 0f64, 0f64);
[INFO] [stdout]   |         ^^ help: if this is intentional, prefix it with an underscore: `_x0`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y0`
[INFO] [stdout]  --> examples/hessian.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let y0 = AD2(1f64, 0f64, 0f64);
[INFO] [stdout]   |         ^^ help: if this is intentional, prefix it with an underscore: `_y0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.86s
[INFO] running `Command { std: "docker" "inspect" "a05b8a2181c0fc5ab07b4ca1eac42823fa07179b6a2d7c8559ebd494f8f46102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a05b8a2181c0fc5ab07b4ca1eac42823fa07179b6a2d7c8559ebd494f8f46102", kill_on_drop: false }`
[INFO] [stdout] a05b8a2181c0fc5ab07b4ca1eac42823fa07179b6a2d7c8559ebd494f8f46102