[INFO] cloning repository https://github.com/kul-sudo/rl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kul-sudo/rl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkul-sudo%2Frl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkul-sudo%2Frl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e52654cf01bfe1c2140f37e0ed3b2a8dfa3b6f46
[INFO] checking kul-sudo/rl against master#9050733395f7c10560d49f549e022f411fa28cea for pr-146972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkul-sudo%2Frl" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/kul-sudo/rl
[INFO] finished tweaking git repo https://github.com/kul-sudo/rl
[INFO] tweaked toml for git repo https://github.com/kul-sudo/rl written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kul-sudo/rl on toolchain 9050733395f7c10560d49f549e022f411fa28cea
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9050733395f7c10560d49f549e022f411fa28cea" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kul-sudo/rl 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" "+9050733395f7c10560d49f549e022f411fa28cea" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9050733395f7c10560d49f549e022f411fa28cea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d66d5d893c20f60e351fa3351e11d6802ea533306e478b0416a8c1570428a2e
[INFO] running `Command { std: "docker" "start" "-a" "8d66d5d893c20f60e351fa3351e11d6802ea533306e478b0416a8c1570428a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d66d5d893c20f60e351fa3351e11d6802ea533306e478b0416a8c1570428a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d66d5d893c20f60e351fa3351e11d6802ea533306e478b0416a8c1570428a2e", kill_on_drop: false }`
[INFO] [stdout] 8d66d5d893c20f60e351fa3351e11d6802ea533306e478b0416a8c1570428a2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9050733395f7c10560d49f549e022f411fa28cea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a471c3cd54859cd2c03ca7c79325d3ece8a31cd7a99ad18f58ab63b4c4a55282
[INFO] running `Command { std: "docker" "start" "-a" "a471c3cd54859cd2c03ca7c79325d3ece8a31cd7a99ad18f58ab63b4c4a55282", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.111
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[INFO] [stderr]     Checking parry2d v0.25.3
[INFO] [stderr]     Checking cubecl-matmul v0.9.0-pre.4
[INFO] [stderr]     Checking cubecl-attention v0.9.0-pre.4
[INFO] [stderr]     Checking cubecl-convolution v0.9.0-pre.4
[INFO] [stderr]     Checking cubecl v0.9.0-pre.4
[INFO] [stderr]     Checking burn-std v0.20.0-pre.4
[INFO] [stderr]     Checking burn-backend v0.20.0-pre.4
[INFO] [stderr]     Checking burn-tensor v0.20.0-pre.4
[INFO] [stderr]     Checking burn-ir v0.20.0-pre.4
[INFO] [stderr]     Checking burn-core v0.20.0-pre.4
[INFO] [stderr]     Checking burn-autodiff v0.20.0-pre.4
[INFO] [stderr]     Checking burn-nn v0.20.0-pre.4
[INFO] [stderr]     Checking burn-optim v0.20.0-pre.4
[INFO] [stderr]     Checking burn-fusion v0.20.0-pre.4
[INFO] [stderr]     Checking burn-cubecl-fusion v0.20.0-pre.4
[INFO] [stderr]     Checking burn-cubecl v0.20.0-pre.4
[INFO] [stderr]     Checking burn-cuda v0.20.0-pre.4
[INFO] [stderr]     Checking burn v0.20.0-pre.4
[INFO] [stdout] warning: field `step` is never read
[INFO] [stdout]  --> src/utils.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Data<B: Backend, T: Env<B>> {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 6 |     pub env: T,
[INFO] [stdout] 7 |     pub step: Step<B>,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `step` is never read
[INFO] [stdout]  --> src/utils.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Data<B: Backend, T: Env<B>> {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 6 |     pub env: T,
[INFO] [stdout] 7 |     pub step: Step<B>,
[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 1m 37s
[INFO] running `Command { std: "docker" "inspect" "a471c3cd54859cd2c03ca7c79325d3ece8a31cd7a99ad18f58ab63b4c4a55282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a471c3cd54859cd2c03ca7c79325d3ece8a31cd7a99ad18f58ab63b4c4a55282", kill_on_drop: false }`
[INFO] [stdout] a471c3cd54859cd2c03ca7c79325d3ece8a31cd7a99ad18f58ab63b4c4a55282