[INFO] cloning repository https://github.com/w4ngzhen/learn_burn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/w4ngzhen/learn_burn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw4ngzhen%2Flearn_burn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw4ngzhen%2Flearn_burn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7901fe6b293ee0ffbd0af8066d29df0898fdb07
[INFO] checking w4ngzhen/learn_burn against master#42b384ec0dfcd528d99a4db0a337d9188a9eecaa for pr-133502-16
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw4ngzhen%2Flearn_burn" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/w4ngzhen/learn_burn
[INFO] finished tweaking git repo https://github.com/w4ngzhen/learn_burn
[INFO] tweaked toml for git repo https://github.com/w4ngzhen/learn_burn written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/w4ngzhen/learn_burn on toolchain 42b384ec0dfcd528d99a4db0a337d9188a9eecaa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+42b384ec0dfcd528d99a4db0a337d9188a9eecaa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/w4ngzhen/learn_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" "+42b384ec0dfcd528d99a4db0a337d9188a9eecaa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+42b384ec0dfcd528d99a4db0a337d9188a9eecaa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdc3e635b6647a36944b300eba248cae290b9da6f47348270fa8505196e46ba7
[INFO] running `Command { std: "docker" "start" "-a" "cdc3e635b6647a36944b300eba248cae290b9da6f47348270fa8505196e46ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdc3e635b6647a36944b300eba248cae290b9da6f47348270fa8505196e46ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdc3e635b6647a36944b300eba248cae290b9da6f47348270fa8505196e46ba7", kill_on_drop: false }`
[INFO] [stdout] cdc3e635b6647a36944b300eba248cae290b9da6f47348270fa8505196e46ba7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+42b384ec0dfcd528d99a4db0a337d9188a9eecaa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50c1188477e9dff30044fb3a13f490aca5aad3544c51f321f27e15a1ca650e22
[INFO] running `Command { std: "docker" "start" "-a" "50c1188477e9dff30044fb3a13f490aca5aad3544c51f321f27e15a1ca650e22", kill_on_drop: false }`
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[INFO] [stderr]     Checking rmp-serde v1.3.0
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]     Checking gpu-descriptor-types v0.2.0
[INFO] [stderr]     Checking spirv v0.3.0+sdk-1.3.268.0
[INFO] [stderr]     Checking gpu-alloc-types v0.3.0
[INFO] [stderr]     Checking wgpu-types v25.0.0
[INFO] [stderr]     Checking toml v0.9.5
[INFO] [stderr]     Checking gpu-alloc v0.6.0
[INFO] [stderr]     Checking text_placeholder v0.5.1
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]     Checking gpu-descriptor v0.3.2
[INFO] [stderr]     Checking cubecl-ir v0.6.0
[INFO] [stderr]     Checking burn-common v0.18.0
[INFO] [stderr]     Checking cubecl-core v0.6.0
[INFO] [stderr]     Checking cubecl-std v0.6.0
[INFO] [stderr]     Checking cubecl-reduce v0.6.0
[INFO] [stderr]     Checking cubecl-random v0.6.0
[INFO] [stderr]     Checking cubecl-matmul v0.6.0
[INFO] [stderr]     Checking wgpu-core-deps-windows-linux-android v25.0.0
[INFO] [stderr]     Checking cubecl-convolution v0.6.0
[INFO] [stderr]     Checking cubecl v0.6.0
[INFO] [stderr]     Checking burn-tensor v0.18.0
[INFO] [stderr]     Checking burn-ir v0.18.0
[INFO] [stderr]     Checking burn-core v0.18.0
[INFO] [stderr]     Checking burn-fusion v0.18.0
[INFO] [stderr]     Checking burn-cubecl-fusion v0.18.0
[INFO] [stderr]     Checking burn-cubecl v0.18.0
[INFO] [stderr]     Checking burn-wgpu v0.18.0
[INFO] [stderr]     Checking burn v0.18.0
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> examples/linear_regression/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let x = Tensor::<MyBackend, 2>::from_data(x_data, &device);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> examples/linear_regression/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let y = Tensor::<MyBackend, 1>::from_data(y_data, &device);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "50c1188477e9dff30044fb3a13f490aca5aad3544c51f321f27e15a1ca650e22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50c1188477e9dff30044fb3a13f490aca5aad3544c51f321f27e15a1ca650e22", kill_on_drop: false }`
[INFO] [stdout] 50c1188477e9dff30044fb3a13f490aca5aad3544c51f321f27e15a1ca650e22