[INFO] fetching crate burn-train 0.20.0-pre.5...
[INFO] checking burn-train-0.20.0-pre.5 against master#61cc47e367d7be91e13bcd01e4e96e0e233d4f6d for 2025-12-16-next-solver-global
[INFO] extracting crate burn-train 0.20.0-pre.5 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate burn-train 0.20.0-pre.5
[INFO] finished tweaking crates.io crate burn-train 0.20.0-pre.5
[INFO] tweaked toml for crates.io crate burn-train 0.20.0-pre.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate burn-train 0.20.0-pre.5 on toolchain 61cc47e367d7be91e13bcd01e4e96e0e233d4f6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate burn-train 0.20.0-pre.5 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" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wrapcenum-derive v0.4.1
[INFO] [stderr]   Downloaded systemstat v0.2.5
[INFO] [stderr]   Downloaded rstest v0.26.1
[INFO] [stderr]   Downloaded sanitize-filename v0.6.0
[INFO] [stderr]   Downloaded macerator-macros v0.1.3
[INFO] [stderr]   Downloaded macerator v0.2.9
[INFO] [stderr]   Downloaded burn-ir v0.20.0-pre.5
[INFO] [stderr]   Downloaded burn-collective v0.20.0-pre.5
[INFO] [stderr]   Downloaded burn-backend v0.20.0-pre.5
[INFO] [stderr]   Downloaded burn-core v0.20.0-pre.5
[INFO] [stderr]   Downloaded burn-autodiff v0.20.0-pre.5
[INFO] [stderr]   Downloaded burn-dataset v0.20.0-pre.5
[INFO] [stderr]   Downloaded burn-ndarray v0.20.0-pre.5
[INFO] [stderr]   Downloaded burn-tensor v0.20.0-pre.5
[INFO] [stderr]   Downloaded burn-optim v0.20.0-pre.5
[INFO] [stderr]   Downloaded nvml-wrapper v0.11.0
[INFO] [stderr]   Downloaded rstest_macros v0.26.1
[INFO] [stderr]   Downloaded cubecl-common v0.9.0-pre.5
[INFO] [stderr]   Downloaded burn-std v0.20.0-pre.5
[INFO] [stderr]   Downloaded burn-communication v0.20.0-pre.5
[INFO] [stderr]   Downloaded burn-derive v0.20.0-pre.5
[INFO] [stderr]   Downloaded cubecl-quant v0.9.0-pre.5
[INFO] [stderr]   Downloaded nvml-wrapper-sys v0.9.0
[INFO] [stderr]   Downloaded moddef v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08676c22761517ecee637e6c32d6b13ea3d7f992713252c2c6071b3d4c548ea7
[INFO] running `Command { std: "docker" "start" "-a" "08676c22761517ecee637e6c32d6b13ea3d7f992713252c2c6071b3d4c548ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08676c22761517ecee637e6c32d6b13ea3d7f992713252c2c6071b3d4c548ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08676c22761517ecee637e6c32d6b13ea3d7f992713252c2c6071b3d4c548ea7", kill_on_drop: false }`
[INFO] [stdout] 08676c22761517ecee637e6c32d6b13ea3d7f992713252c2c6071b3d4c548ea7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9afbdd6f2b1613b74333c2a719a521de5f2255d249009bf2f439c761aa175b75
[INFO] running `Command { std: "docker" "start" "-a" "9afbdd6f2b1613b74333c2a719a521de5f2255d249009bf2f439c761aa175b75", kill_on_drop: false }`
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling cubecl-common v0.9.0-pre.5
[INFO] [stderr]     Checking object v0.37.3
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking foldhash v0.2.0
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking float8 v0.4.2
[INFO] [stderr]    Compiling toml_edit v0.23.7
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking rmp-serde v1.3.0
[INFO] [stderr]     Checking thread-tree v0.3.3
[INFO] [stderr]    Compiling macerator v0.2.9
[INFO] [stderr]    Compiling rstest_macros v0.26.1
[INFO] [stderr]     Checking spin v0.10.0
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]    Compiling instability v0.3.10
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]     Checking rand_distr v0.5.1
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling burn-derive v0.20.0-pre.5
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling burn-ndarray v0.20.0-pre.5
[INFO] [stderr]     Checking moddef v0.3.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.22
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking strum v0.27.2
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]     Checking nvml-wrapper-sys v0.9.0
[INFO] [stderr]     Checking unicode-truncate v1.1.0
[INFO] [stderr]     Checking compact_str v0.8.1
[INFO] [stderr]     Checking ndarray v0.17.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking sanitize-filename v0.6.0
[INFO] [stderr]     Checking lru v0.12.5
[INFO] [stderr]     Checking burn-dataset v0.20.0-pre.5
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]     Checking bytesize v1.3.3
[INFO] [stderr]     Checking derive_more v2.0.1
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking sysinfo v0.37.2
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]     Checking tracing-appender v0.2.4
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling macerator-macros v0.1.3
[INFO] [stderr]    Compiling wrapcenum-derive v0.4.1
[INFO] [stderr]     Checking systemstat v0.2.5
[INFO] [stderr]     Checking nvml-wrapper v0.11.0
[INFO] [stderr]     Checking ratatui v0.29.0
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking rstest v0.26.1
[INFO] [stderr]     Checking cubecl-quant v0.9.0-pre.5
[INFO] [stderr]     Checking burn-std v0.20.0-pre.5
[INFO] [stderr]     Checking burn-backend v0.20.0-pre.5
[INFO] [stderr]     Checking burn-tensor v0.20.0-pre.5
[INFO] [stderr]     Checking burn-autodiff v0.20.0-pre.5
[INFO] [stderr]     Checking burn-core v0.20.0-pre.5
[INFO] [stderr]     Checking burn-ir v0.20.0-pre.5
[INFO] [stderr]     Checking burn-optim v0.20.0-pre.5
[INFO] [stderr]     Checking burn-train v0.20.0-pre.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.79s
[INFO] running `Command { std: "docker" "inspect" "9afbdd6f2b1613b74333c2a719a521de5f2255d249009bf2f439c761aa175b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9afbdd6f2b1613b74333c2a719a521de5f2255d249009bf2f439c761aa175b75", kill_on_drop: false }`
[INFO] [stdout] 9afbdd6f2b1613b74333c2a719a521de5f2255d249009bf2f439c761aa175b75