[INFO] cloning repository https://github.com/seurimas/d2l_burn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seurimas/d2l_burn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseurimas%2Fd2l_burn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseurimas%2Fd2l_burn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e131c1e8f63c42e53f9b02b924e413839fe210c5
[INFO] testing seurimas/d2l_burn against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseurimas%2Fd2l_burn" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/seurimas/d2l_burn
[INFO] finished tweaking git repo https://github.com/seurimas/d2l_burn
[INFO] tweaked toml for git repo https://github.com/seurimas/d2l_burn written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/seurimas/d2l_burn on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/seurimas/d2l_burn 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-appender v0.2.3
[INFO] [stderr]   Downloaded rustversion v1.0.15
[INFO] [stderr]   Downloaded burn v0.13.0
[INFO] [stderr]   Downloaded nvml-wrapper-sys v0.7.0
[INFO] [stderr]   Downloaded burn-derive v0.13.0
[INFO] [stderr]   Downloaded systemstat v0.2.3
[INFO] [stderr]   Downloaded zerofrom-derive v0.1.3
[INFO] [stderr]   Downloaded seq-macro v0.3.5
[INFO] [stderr]   Downloaded faster-hex v0.9.0
[INFO] [stderr]   Downloaded safetensors v0.4.3
[INFO] [stderr]   Downloaded bincode v2.0.0-rc.3
[INFO] [stderr]   Downloaded pulp v0.18.10
[INFO] [stderr]   Downloaded ureq v2.9.6
[INFO] [stderr]   Downloaded burn-tensor v0.13.0
[INFO] [stderr]   Downloaded sysinfo v0.30.11
[INFO] [stderr]   Downloaded burn-jit v0.13.0
[INFO] [stderr]   Downloaded wgpu v0.18.0
[INFO] [stderr]   Downloaded candle-core v0.4.1
[INFO] [stderr]   Downloaded torch-sys v0.15.0
[INFO] [stderr]   Downloaded burn-core v0.13.0
[INFO] [stderr]   Downloaded burn-autodiff v0.13.0
[INFO] [stderr]   Downloaded wgpu-core v0.18.1
[INFO] [stderr]   Downloaded wgpu-hal v0.18.1
[INFO] [stderr]   Downloaded rustls v0.22.4
[INFO] [stderr]   Downloaded ratatui v0.25.0
[INFO] [stderr]   Downloaded burn-fusion v0.13.0
[INFO] [stderr]   Downloaded gpu-allocator v0.23.0
[INFO] [stderr]   Downloaded burn-ndarray v0.13.0
[INFO] [stderr]   Downloaded anyhow v1.0.82
[INFO] [stderr]   Downloaded burn-compute v0.13.0
[INFO] [stderr]   Downloaded wgpu-types v0.18.0
[INFO] [stderr]   Downloaded naga v0.14.2
[INFO] [stderr]   Downloaded rmp-serde v1.2.0
[INFO] [stderr]   Downloaded yoke-derive v0.7.3
[INFO] [stderr]   Downloaded burn-candle v0.13.0
[INFO] [stderr]   Downloaded gix-features v0.36.1
[INFO] [stderr]   Downloaded gix-tempfile v11.0.1
[INFO] [stderr]   Downloaded serde_rusqlite v0.34.0
[INFO] [stderr]   Downloaded rustix v0.38.33
[INFO] [stderr]   Downloaded burn-dataset v0.13.0
[INFO] [stderr]   Downloaded burn-tch v0.13.0
[INFO] [stderr]   Downloaded jobserver v0.1.30
[INFO] [stderr]   Downloaded burn-wgpu v0.13.0
[INFO] [stderr]   Downloaded gix-trace v0.1.9
[INFO] [stderr]   Downloaded fastrand v2.0.2
[INFO] [stderr]   Downloaded derive-new v0.6.0
[INFO] [stderr]   Downloaded nvml-wrapper v0.9.0
[INFO] [stderr]   Downloaded zerofrom v0.1.3
[INFO] [stderr]   Downloaded yoke v0.7.3
[INFO] [stderr]   Downloaded gix-hash v0.13.3
[INFO] [stderr]   Downloaded gix-fs v0.8.1
[INFO] [stderr]   Downloaded r2d2_sqlite v0.23.0
[INFO] [stderr]   Downloaded sanitize-filename v0.5.0
[INFO] [stderr]   Downloaded text_placeholder v0.5.0
[INFO] [stderr]   Downloaded burn-common v0.13.0
[INFO] [stderr]   Downloaded d3d12 v0.7.0
[INFO] [stderr]   Downloaded burn-train v0.13.0
[INFO] [stderr]   Downloaded tch v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b93d99e7ecc610b1ef9ee4e7087ab99d3b37ab969466b4314b75fda75c76278b
[INFO] running `Command { std: "docker" "start" "-a" "b93d99e7ecc610b1ef9ee4e7087ab99d3b37ab969466b4314b75fda75c76278b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b93d99e7ecc610b1ef9ee4e7087ab99d3b37ab969466b4314b75fda75c76278b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b93d99e7ecc610b1ef9ee4e7087ab99d3b37ab969466b4314b75fda75c76278b", kill_on_drop: false }`
[INFO] [stdout] b93d99e7ecc610b1ef9ee4e7087ab99d3b37ab969466b4314b75fda75c76278b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad061028f08a1b780d46f67c811331473f2f5856c420db6e8dfb78e81b7a1e35
[INFO] running `Command { std: "docker" "start" "-a" "ad061028f08a1b780d46f67c811331473f2f5856c420db6e8dfb78e81b7a1e35", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.198
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling getrandom v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling cc v1.0.95
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling rustversion v1.0.15
[INFO] [stderr]    Compiling gpu-alloc-types v0.3.0
[INFO] [stderr]    Compiling gpu-descriptor-types v0.1.2
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling bytemuck v1.15.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling rustix v0.38.33
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling gpu-alloc v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling khronos-egl v6.0.0
[INFO] [stderr]    Compiling wgpu-types v0.18.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling spirv v0.2.0+1.5.4
[INFO] [stderr]    Compiling gix-trace v0.1.9
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.7
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling fastrand v2.0.2
[INFO] [stderr]    Compiling r2d2 v0.8.10
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.27.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling uuid v1.8.0
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling nvml-wrapper-sys v0.7.0
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling sysinfo v0.30.11
[INFO] [stderr]    Compiling systemstat v0.2.3
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.198
[INFO] [stderr]    Compiling thiserror-impl v1.0.59
[INFO] [stderr]    Compiling derive-new v0.6.0
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling stability v0.1.1
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling burn-derive v0.13.0
[INFO] [stderr]    Compiling sanitize-filename v0.5.0
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling wrapcenum-derive v0.4.1
[INFO] [stderr]    Compiling nvml-wrapper v0.9.0
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling burn-common v0.13.0
[INFO] [stderr]    Compiling faster-hex v0.9.0
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling rmp-serde v1.2.0
[INFO] [stderr]    Compiling bincode v2.0.0-rc.3
[INFO] [stderr]    Compiling gix-hash v0.13.3
[INFO] [stderr]    Compiling exr v1.72.0
[INFO] [stderr]    Compiling gix-features v0.36.1
[INFO] [stderr]    Compiling gix-fs v0.8.1
[INFO] [stderr]    Compiling text_placeholder v0.5.0
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling gpu-descriptor v0.2.4
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling burn-tensor v0.13.0
[INFO] [stderr]    Compiling burn-compute v0.13.0
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling lru v0.12.3
[INFO] [stderr]    Compiling ratatui v0.25.0
[INFO] [stderr]    Compiling naga v0.14.2
[INFO] [stderr]    Compiling rusqlite v0.30.0
[INFO] [stderr]    Compiling gix-tempfile v11.0.1
[INFO] [stderr]    Compiling burn-fusion v0.13.0
[INFO] [stderr]    Compiling burn-autodiff v0.13.0
[INFO] [stderr]    Compiling r2d2_sqlite v0.23.0
[INFO] [stderr]    Compiling serde_rusqlite v0.34.0
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling burn-jit v0.13.0
[INFO] [stderr]    Compiling wgpu-hal v0.18.1
[INFO] [stderr]    Compiling burn-dataset v0.13.0
[INFO] [stderr]    Compiling wgpu-core v0.18.1
[INFO] [stderr]    Compiling wgpu v0.18.0
[INFO] [stderr]    Compiling burn-wgpu v0.13.0
[INFO] [stderr]    Compiling burn-core v0.13.0
[INFO] [stderr]    Compiling burn-train v0.13.0
[INFO] [stderr]    Compiling burn v0.13.0
[INFO] [stderr]    Compiling d2l_burn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `backend::wgpu::WgpuDevice`
[INFO] [stdout]  --> src/chpt2.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use burn::{backend::wgpu::WgpuDevice, data::dataset::Dataset, prelude::*};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/chpt2.rs:276:9
[INFO] [stdout]     |
[INFO] [stdout] 276 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Backend` is never used
[INFO] [stdout]  --> src/chpt2.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type Backend = burn::backend::Wgpu;
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `AutoDiffBackend` is never used
[INFO] [stdout]  --> src/chpt2.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type AutoDiffBackend = burn::backend::Autodiff<Backend>;
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `nullable` is never used
[INFO] [stdout]  --> src/chpt2.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn nullable<'de, D, T, E>(deserializer: D) -> Result<Option<T>, D::Error>
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_dataset` is never used
[INFO] [stdout]   --> src/chpt2.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn get_dataset() -> burn::data::dataset::InMemDataset<HouseTiny> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HouseTiny` is never constructed
[INFO] [stdout]   --> src/chpt2.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct HouseTiny {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "ad061028f08a1b780d46f67c811331473f2f5856c420db6e8dfb78e81b7a1e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad061028f08a1b780d46f67c811331473f2f5856c420db6e8dfb78e81b7a1e35", kill_on_drop: false }`
[INFO] [stdout] ad061028f08a1b780d46f67c811331473f2f5856c420db6e8dfb78e81b7a1e35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c04838b28dad8a04deca499b4d04870aae9b739c9ef6f7b791c03d2311445b6e
[INFO] running `Command { std: "docker" "start" "-a" "c04838b28dad8a04deca499b4d04870aae9b739c9ef6f7b791c03d2311445b6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling d2l_burn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/chpt2.rs:276:9
[INFO] [stdout]     |
[INFO] [stdout] 276 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/chpt2.rs:212:13
[INFO] [stdout]     |
[INFO] [stdout] 212 |         let X = simple_arange(0..24, &device).reshape([2, 3, 4]);
[INFO] [stdout]     |             ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.60s
[INFO] running `Command { std: "docker" "inspect" "c04838b28dad8a04deca499b4d04870aae9b739c9ef6f7b791c03d2311445b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c04838b28dad8a04deca499b4d04870aae9b739c9ef6f7b791c03d2311445b6e", kill_on_drop: false }`
[INFO] [stdout] c04838b28dad8a04deca499b4d04870aae9b739c9ef6f7b791c03d2311445b6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 282399bd945211040b6403e669ea9a9705a8ddd578506201d8316fa421b28c53
[INFO] running `Command { std: "docker" "start" "-a" "282399bd945211040b6403e669ea9a9705a8ddd578506201d8316fa421b28c53", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/chpt2.rs:276:9
[INFO] [stderr]     |
[INFO] [stderr] 276 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/chpt2.rs:212:13
[INFO] [stderr]     |
[INFO] [stderr] 212 |         let X = simple_arange(0..24, &device).reshape([2, 3, 4]);
[INFO] [stderr]     |             ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `d2l_burn` (bin "d2l_burn" test) generated 2 warnings (run `cargo fix --bin "d2l_burn" -p d2l_burn --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/d2l_burn-c39417f42ead25be)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test chpt2::chapter_2_2::two_two_one ... ok
[INFO] [stdout] test chpt2::chapter_2_4::two_four_four ... ok
[INFO] [stdout] test chpt2::chapter_2_4::two_four_two ... ok
[INFO] [stdout] test chpt2::chapter_2_4::two_four_three ... ok
[INFO] [stdout] test chpt2::chapter_2_4::two_four_one ... ok
[INFO] [stderr] error: XDG_RUNTIME_DIR is invalid or not set in the environment.
[INFO] [stdout] test chpt2::chapter_2::two_one_four ... ok
[INFO] [stdout] test chpt2::chapter_2_3::two_three_eight ... ok
[INFO] [stdout] test chpt2::chapter_2_3::two_three_five ... ok
[INFO] [stderr] error: test failed, to rerun pass `--bin d2l_burn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/d2l_burn-c39417f42ead25be` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "282399bd945211040b6403e669ea9a9705a8ddd578506201d8316fa421b28c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "282399bd945211040b6403e669ea9a9705a8ddd578506201d8316fa421b28c53", kill_on_drop: false }`
[INFO] [stdout] 282399bd945211040b6403e669ea9a9705a8ddd578506201d8316fa421b28c53
