[INFO] fetching crate burn_p2p_engine 0.21.0-pre.19... [INFO] documenting burn_p2p_engine-0.21.0-pre.19 against beta-2026-04-21 for beta-1.96-rustdoc-1 [INFO] extracting crate burn_p2p_engine 0.21.0-pre.19 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate burn_p2p_engine 0.21.0-pre.19 [INFO] finished tweaking crates.io crate burn_p2p_engine 0.21.0-pre.19 [INFO] tweaked toml for crates.io crate burn_p2p_engine 0.21.0-pre.19 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate burn_p2p_engine 0.21.0-pre.19 on toolchain beta-2026-04-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate burn_p2p_engine 0.21.0-pre.19 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 647365ef019863e316cd3d351b0816f7314027528b87308a9261920915a2696a [INFO] running `Command { std: "docker" "start" "-a" "647365ef019863e316cd3d351b0816f7314027528b87308a9261920915a2696a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "647365ef019863e316cd3d351b0816f7314027528b87308a9261920915a2696a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "647365ef019863e316cd3d351b0816f7314027528b87308a9261920915a2696a", kill_on_drop: false }` [INFO] [stdout] 647365ef019863e316cd3d351b0816f7314027528b87308a9261920915a2696a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+beta-2026-04-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f15ec5b5487dc43af590095082a27d64db16bb5ef42074f170108af9c2c85eb [INFO] running `Command { std: "docker" "start" "-a" "7f15ec5b5487dc43af590095082a27d64db16bb5ef42074f170108af9c2c85eb", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling libc v0.2.185 [INFO] [stderr] Checking rand_core v0.10.1 [INFO] [stderr] Compiling getrandom v0.4.2 [INFO] [stderr] Checking cpufeatures v0.3.0 [INFO] [stderr] Checking futures-core v0.3.32 [INFO] [stderr] Checking simd-adler32 v0.3.9 [INFO] [stderr] Checking fastrand v2.4.1 [INFO] [stderr] Compiling object v0.37.3 [INFO] [stderr] Compiling portable-atomic v1.13.1 [INFO] [stderr] Compiling zerocopy-derive v0.8.48 [INFO] [stderr] Compiling bytemuck_derive v1.10.2 [INFO] [stderr] Compiling thiserror-impl v2.0.18 [INFO] [stderr] Compiling derive-new v0.7.0 [INFO] [stderr] Compiling darling_core v0.21.3 [INFO] [stderr] Checking foldhash v0.2.0 [INFO] [stderr] Checking gimli v0.32.3 [INFO] [stderr] Checking chacha20 v0.10.0 [INFO] [stderr] Compiling derive_more-impl v2.1.1 [INFO] [stderr] Compiling cubecl-common v0.10.0-pre.3 [INFO] [stderr] Checking miniz_oxide v0.8.9 [INFO] [stderr] Checking nom v8.0.0 [INFO] [stderr] Checking rustc-demangle v0.1.27 [INFO] [stderr] Checking futures-lite v2.6.1 [INFO] [stderr] Checking web-time v1.1.0 [INFO] [stderr] Checking oneshot v0.2.1 [INFO] [stderr] Checking embassy-futures v0.1.2 [INFO] [stderr] Checking bytes v1.11.1 [INFO] [stderr] Compiling serde_json v1.0.149 [INFO] [stderr] Compiling semver v1.0.28 [INFO] [stderr] Checking regex-syntax v0.8.10 [INFO] [stderr] Compiling rustix v1.1.4 [INFO] [stderr] Compiling getrandom v0.3.4 [INFO] [stderr] Checking option-ext v0.2.0 [INFO] [stderr] Checking bitflags v2.11.1 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Checking spin v0.10.0 [INFO] [stderr] Checking linux-raw-sys v0.12.1 [INFO] [stderr] Compiling strum_macros v0.28.0 [INFO] [stderr] Checking rmp v0.8.14 [INFO] [stderr] Checking csv-core v0.1.13 [INFO] [stderr] Checking thiserror v2.0.18 [INFO] [stderr] Compiling darling_core v0.20.11 [INFO] [stderr] Checking crossbeam-channel v0.5.15 [INFO] [stderr] Compiling winnow v1.0.1 [INFO] [stderr] Checking colored v3.1.1 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking unty v0.0.4 [INFO] [stderr] Checking bytemuck v1.25.0 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling indexmap v2.13.1 [INFO] [stderr] Checking dirs-sys v0.5.0 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Checking hashbrown v0.16.1 [INFO] [stderr] Checking serde_bytes v0.11.19 [INFO] [stderr] Checking rand v0.10.1 [INFO] [stderr] Checking zerocopy v0.8.48 [INFO] [stderr] Checking dirs v6.0.0 [INFO] [stderr] Checking regex-automata v0.4.14 [INFO] [stderr] Checking csv v1.4.0 [INFO] [stderr] Checking flate2 v1.1.9 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking rand_distr v0.6.0 [INFO] [stderr] Checking addr2line v0.25.1 [INFO] [stderr] Checking rmp-serde v1.3.1 [INFO] [stderr] Checking parking_lot_core v0.9.12 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Checking cubecl-zspace v0.10.0-pre.3 [INFO] [stderr] Checking tempfile v3.27.0 [INFO] [stderr] Checking strum v0.28.0 [INFO] [stderr] Compiling toml_parser v1.0.10+spec-1.1.0 [INFO] [stderr] Checking bincode v2.0.1 [INFO] [stderr] Checking derive_more v2.1.1 [INFO] [stderr] Compiling burn-derive v0.21.0-pre.3 [INFO] [stderr] Compiling matrixmultiply v0.3.10 [INFO] [stderr] Compiling toml_datetime v1.0.1+spec-1.1.0 [INFO] [stderr] Checking uuid v1.23.1 [INFO] [stderr] Checking data-encoding v2.10.0 [INFO] [stderr] Checking num_cpus v1.17.0 [INFO] [stderr] Compiling toml_edit v0.25.5+spec-1.1.0 [INFO] [stderr] Checking thread-tree v0.3.3 [INFO] [stderr] Compiling rstest_macros v0.26.1 [INFO] [stderr] Compiling macerator v0.3.1 [INFO] [stderr] Checking tynm v0.2.0 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Compiling once_cell v1.21.4 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking powerfmt v0.2.0 [INFO] [stderr] Compiling getrandom v0.2.17 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking rayon v1.12.0 [INFO] [stderr] Checking deranged v0.5.5 [INFO] [stderr] Compiling regex v1.12.3 [INFO] [stderr] Checking backtrace v0.3.76 [INFO] [stderr] Checking event-listener v5.4.1 [INFO] [stderr] Compiling futures-macro v0.3.32 [INFO] [stderr] Compiling const-random-macro v0.1.16 [INFO] [stderr] Compiling darling_macro v0.21.3 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Compiling glob v0.3.3 [INFO] [stderr] Compiling burn-ndarray v0.21.0-pre.3 [INFO] [stderr] Checking moddef v0.3.0 [INFO] [stderr] Compiling relative-path v1.9.3 [INFO] [stderr] Checking slab v0.4.12 [INFO] [stderr] Checking num-conv v0.2.1 [INFO] [stderr] Checking futures-task v0.3.32 [INFO] [stderr] Checking time-core v0.1.8 [INFO] [stderr] Checking const-random v0.1.18 [INFO] [stderr] Checking chrono v0.4.44 [INFO] [stderr] Checking sanitize-filename v0.6.0 [INFO] [stderr] Checking tracing-subscriber v0.3.23 [INFO] [stderr] Checking sha2 v0.10.9 [INFO] [stderr] Checking event-listener-strategy v0.5.4 [INFO] [stderr] Checking itertools v0.14.0 [INFO] [stderr] Compiling darling v0.21.3 [INFO] [stderr] Checking burn-dataset v0.21.0-pre.3 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling enumset_derive v0.14.0 [INFO] [stderr] Checking symlink v0.1.0 [INFO] [stderr] Checking atomic_float v1.1.0 [INFO] [stderr] Compiling darling_macro v0.20.11 [INFO] [stderr] Checking futures-timer v3.0.3 [INFO] [stderr] Checking async-channel v2.5.0 [INFO] [stderr] Checking safetensors v0.7.0 [INFO] [stderr] Checking memmap2 v0.9.10 [INFO] [stderr] Checking textdistance v1.1.1 [INFO] [stderr] Compiling proc-macro-crate v3.5.0 [INFO] [stderr] Compiling darling v0.20.11 [INFO] [stderr] Checking futures-util v0.3.32 [INFO] [stderr] Compiling macerator-macros v0.1.4 [INFO] [stderr] Checking time v0.3.47 [INFO] [stderr] Checking enumset v1.1.10 [INFO] [stderr] Checking tracing-appender v0.2.5 [INFO] [stderr] Checking ndarray v0.17.2 [INFO] [stderr] Checking half v2.7.1 [INFO] [stderr] Checking ahash v0.8.12 [INFO] [stderr] Checking rstest v0.26.1 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking burn_p2p_core v0.21.0-pre.19 [INFO] [stderr] Checking burn-std v0.21.0-pre.3 [INFO] [stderr] Checking burn-backend v0.21.0-pre.3 [INFO] [stderr] Checking burn-tensor v0.21.0-pre.3 [INFO] [stderr] Checking burn-autodiff v0.21.0-pre.3 [INFO] [stderr] Checking burn-ir v0.21.0-pre.3 [INFO] [stderr] Checking burn-core v0.21.0-pre.3 [INFO] [stderr] Checking burn-optim v0.21.0-pre.3 [INFO] [stderr] Checking burn-store v0.21.0-pre.3 [INFO] [stderr] Checking burn-nn v0.21.0-pre.3 [INFO] [stderr] Checking burn_p2p_experiment v0.21.0-pre.19 [INFO] [stderr] Checking burn_p2p_checkpoint v0.21.0-pre.19 [INFO] [stderr] Checking burn-train v0.21.0-pre.3 [INFO] [stderr] Checking burn v0.21.0-pre.3 [INFO] [stderr] Documenting burn_p2p_engine v0.21.0-pre.19 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.92s [INFO] [stderr] Generated /opt/rustwide/target/doc/burn_p2p_engine/index.html [INFO] running `Command { std: "docker" "inspect" "7f15ec5b5487dc43af590095082a27d64db16bb5ef42074f170108af9c2c85eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f15ec5b5487dc43af590095082a27d64db16bb5ef42074f170108af9c2c85eb", kill_on_drop: false }` [INFO] [stdout] 7f15ec5b5487dc43af590095082a27d64db16bb5ef42074f170108af9c2c85eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "+beta-2026-04-21" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 56f853d83fa730689079ef5d1d4fb579472ee42c055b60dbe0da85f44d1c6c48 [INFO] running `Command { std: "docker" "start" "-a" "56f853d83fa730689079ef5d1d4fb579472ee42c055b60dbe0da85f44d1c6c48", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.106 [INFO] [stderr] Compiling thiserror v2.0.18 [INFO] [stderr] Compiling quote v1.0.45 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling darling_core v0.21.3 [INFO] [stderr] Compiling darling_core v0.20.11 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling zerocopy-derive v0.8.48 [INFO] [stderr] Compiling bytemuck_derive v1.10.2 [INFO] [stderr] Compiling thiserror-impl v2.0.18 [INFO] [stderr] Compiling derive-new v0.7.0 [INFO] [stderr] Compiling derive_more-impl v2.1.1 [INFO] [stderr] Compiling strum_macros v0.28.0 [INFO] [stderr] Compiling futures-macro v0.3.32 [INFO] [stderr] Compiling rstest_macros v0.26.1 [INFO] [stderr] Compiling burn-derive v0.21.0-pre.3 [INFO] [stderr] Checking futures-util v0.3.32 [INFO] [stderr] Checking zerocopy v0.8.48 [INFO] [stderr] Checking bytemuck v1.25.0 [INFO] [stderr] Compiling darling_macro v0.21.3 [INFO] [stderr] Compiling darling_macro v0.20.11 [INFO] [stderr] Checking derive_more v2.1.1 [INFO] [stderr] Checking strum v0.28.0 [INFO] [stderr] Compiling darling v0.21.3 [INFO] [stderr] Compiling darling v0.20.11 [INFO] [stderr] Compiling enumset_derive v0.14.0 [INFO] [stderr] Compiling macerator-macros v0.1.4 [INFO] [stderr] Checking rstest v0.26.1 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Checking enumset v1.1.10 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking rmp-serde v1.3.1 [INFO] [stderr] Checking bincode v2.0.1 [INFO] [stderr] Checking chrono v0.4.44 [INFO] [stderr] Checking safetensors v0.7.0 [INFO] [stderr] Checking parking_lot_core v0.9.12 [INFO] [stderr] Checking cubecl-zspace v0.10.0-pre.3 [INFO] [stderr] Checking tracing-subscriber v0.3.23 [INFO] [stderr] Checking burn-dataset v0.21.0-pre.3 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Checking tracing-appender v0.2.5 [INFO] [stderr] Checking half v2.7.1 [INFO] [stderr] Checking ahash v0.8.12 [INFO] [stderr] Checking cubecl-common v0.10.0-pre.3 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking macerator v0.3.1 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking burn_p2p_core v0.21.0-pre.19 [INFO] [stderr] Checking burn-std v0.21.0-pre.3 [INFO] [stderr] Checking burn-backend v0.21.0-pre.3 [INFO] [stderr] Checking burn-tensor v0.21.0-pre.3 [INFO] [stderr] Checking burn-ir v0.21.0-pre.3 [INFO] [stderr] Checking burn-autodiff v0.21.0-pre.3 [INFO] [stderr] Checking burn-core v0.21.0-pre.3 [INFO] [stderr] Checking burn-optim v0.21.0-pre.3 [INFO] [stderr] Checking burn-nn v0.21.0-pre.3 [INFO] [stderr] Checking burn-store v0.21.0-pre.3 [INFO] [stderr] Checking burn-ndarray v0.21.0-pre.3 [INFO] [stderr] Checking burn_p2p_experiment v0.21.0-pre.19 [INFO] [stderr] Checking burn_p2p_checkpoint v0.21.0-pre.19 [INFO] [stderr] Checking burn-train v0.21.0-pre.3 [INFO] [stderr] Checking burn v0.21.0-pre.3 [INFO] [stderr] Documenting burn_p2p_engine v0.21.0-pre.19 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.11s [INFO] [stderr] Generated /opt/rustwide/target/doc/burn_p2p_engine/index.html [INFO] running `Command { std: "docker" "inspect" "56f853d83fa730689079ef5d1d4fb579472ee42c055b60dbe0da85f44d1c6c48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56f853d83fa730689079ef5d1d4fb579472ee42c055b60dbe0da85f44d1c6c48", kill_on_drop: false }` [INFO] [stdout] 56f853d83fa730689079ef5d1d4fb579472ee42c055b60dbe0da85f44d1c6c48