[INFO] fetching crate autodiff 0.7.0...
[INFO] checking autodiff-0.7.0 against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] extracting crate autodiff 0.7.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate autodiff 0.7.0
[INFO] finished tweaking crates.io crate autodiff 0.7.0
[INFO] tweaked toml for crates.io crate autodiff 0.7.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate autodiff 0.7.0 on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate autodiff 0.7.0 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" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simba v0.8.0
[INFO] [stderr]   Downloaded bytemuck v1.13.1
[INFO] [stderr]   Downloaded approx v0.5.1
[INFO] [stderr]   Downloaded nalgebra-macros v0.2.0
[INFO] [stderr]   Downloaded num-complex v0.4.3
[INFO] [stderr]   Downloaded safe_arch v0.6.0
[INFO] [stderr]   Downloaded paste v1.0.12
[INFO] [stderr]   Downloaded num-integer v0.1.45
[INFO] [stderr]   Downloaded quote v1.0.26
[INFO] [stderr]   Downloaded getrandom v0.2.8
[INFO] [stderr]   Downloaded num-rational v0.4.1
[INFO] [stderr]   Downloaded typenum v1.16.0
[INFO] [stderr]   Downloaded approx v0.4.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.54
[INFO] [stderr]   Downloaded num-traits v0.2.15
[INFO] [stderr]   Downloaded unicode-ident v1.0.8
[INFO] [stderr]   Downloaded matrixmultiply v0.3.2
[INFO] [stderr]   Downloaded cgmath v0.18.0
[INFO] [stderr]   Downloaded wide v0.7.8
[INFO] [stderr]   Downloaded nalgebra v0.32.2
[INFO] [stderr]   Downloaded libc v0.2.140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 422f11fe1eb4e17a151509b6b1f33268549470ea2e857eb98a0104d5a8fda932
[INFO] running `Command { std: "docker" "start" "422f11fe1eb4e17a151509b6b1f33268549470ea2e857eb98a0104d5a8fda932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "422f11fe1eb4e17a151509b6b1f33268549470ea2e857eb98a0104d5a8fda932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "422f11fe1eb4e17a151509b6b1f33268549470ea2e857eb98a0104d5a8fda932" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "422f11fe1eb4e17a151509b6b1f33268549470ea2e857eb98a0104d5a8fda932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "422f11fe1eb4e17a151509b6b1f33268549470ea2e857eb98a0104d5a8fda932" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling cgmath v0.18.0
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking autodiff v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] warning: trait `DualEq` is never used
[INFO] [stdout]   --> src/forward_autodiff.rs:93:7
[INFO] [stdout]    |
[INFO] [stdout] 93 | trait DualEq {
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.22s
[INFO] running `Command { std: "docker" "inspect" "422f11fe1eb4e17a151509b6b1f33268549470ea2e857eb98a0104d5a8fda932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "422f11fe1eb4e17a151509b6b1f33268549470ea2e857eb98a0104d5a8fda932", kill_on_drop: false }`
[INFO] [stdout] 422f11fe1eb4e17a151509b6b1f33268549470ea2e857eb98a0104d5a8fda932
