[INFO] cloning repository https://github.com/Chicken-skin/burn-mnist
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Chicken-skin/burn-mnist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChicken-skin%2Fburn-mnist", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChicken-skin%2Fburn-mnist'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d860a4e43eb8dd7cc18301f068cdf18eb22e56e
[INFO] checking Chicken-skin/burn-mnist against master#f2c70877a7dbc51cd98e2d5d25209b24d4a586d5 for pr-150097
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChicken-skin%2Fburn-mnist" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Chicken-skin/burn-mnist
[INFO] finished tweaking git repo https://github.com/Chicken-skin/burn-mnist
[INFO] tweaked toml for git repo https://github.com/Chicken-skin/burn-mnist written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Chicken-skin/burn-mnist on toolchain f2c70877a7dbc51cd98e2d5d25209b24d4a586d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Chicken-skin/burn-mnist 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" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytesize v1.3.0
[INFO] [stderr]   Downloaded burn v0.12.1
[INFO] [stderr]   Downloaded systemstat v0.2.3
[INFO] [stderr]   Downloaded yoke-derive v0.7.3
[INFO] [stderr]   Downloaded sysinfo v0.29.11
[INFO] [stderr]   Downloaded zerofrom-derive v0.1.3
[INFO] [stderr]   Downloaded text_placeholder v0.5.0
[INFO] [stderr]   Downloaded burn-train v0.12.1
[INFO] [stderr]   Downloaded zerofrom v0.1.3
[INFO] [stderr]   Downloaded yoke v0.7.3
[INFO] [stderr]   Downloaded safetensors v0.4.2
[INFO] [stderr]   Downloaded burn-fusion v0.12.1
[INFO] [stderr]   Downloaded burn-autodiff v0.12.1
[INFO] [stderr]   Downloaded gpu-allocator v0.23.0
[INFO] [stderr]   Downloaded wgpu-types v0.18.0
[INFO] [stderr]   Downloaded pulp v0.18.9
[INFO] [stderr]   Downloaded ureq v2.9.6
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[INFO] [stderr]   Downloaded candle-core v0.3.3
[INFO] [stderr]   Downloaded torch-sys v0.15.0
[INFO] [stderr]   Downloaded ratatui v0.25.0
[INFO] [stderr]   Downloaded wgpu-hal v0.18.1
[INFO] [stderr]   Downloaded burn-tensor v0.12.1
[INFO] [stderr]   Downloaded wgpu v0.18.0
[INFO] [stderr]   Downloaded gix-fs v0.8.1
[INFO] [stderr]   Downloaded gix-tempfile v11.0.1
[INFO] [stderr]   Downloaded serde_rusqlite v0.34.0
[INFO] [stderr]   Downloaded naga v0.14.2
[INFO] [stderr]   Downloaded burn-derive v0.12.1
[INFO] [stderr]   Downloaded burn-ndarray v0.12.1
[INFO] [stderr]   Downloaded num-complex v0.4.5
[INFO] [stderr]   Downloaded burn-tch v0.12.1
[INFO] [stderr]   Downloaded burn-candle v0.12.1
[INFO] [stderr]   Downloaded r2d2_sqlite v0.23.0
[INFO] [stderr]   Downloaded zstd-sys v2.0.10+zstd.1.5.6
[INFO] [stderr]   Downloaded gix-hash v0.13.3
[INFO] [stderr]   Downloaded gix-trace v0.1.8
[INFO] [stderr]   Downloaded gix-features v0.36.1
[INFO] [stderr]   Downloaded burn-common v0.12.1
[INFO] [stderr]   Downloaded stability v0.1.1
[INFO] [stderr]   Downloaded tch v0.15.0
[INFO] [stderr]   Downloaded burn-core v0.12.1
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[INFO] [stderr]   Downloaded burn-compute v0.12.1
[INFO] [stderr]   Downloaded burn-wgpu v0.12.1
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46d30530917c1da6fc9ee0f9c841eaca15e337f96ebbd0a8b5ed3a2347843acd
[INFO] running `Command { std: "docker" "start" "-a" "46d30530917c1da6fc9ee0f9c841eaca15e337f96ebbd0a8b5ed3a2347843acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46d30530917c1da6fc9ee0f9c841eaca15e337f96ebbd0a8b5ed3a2347843acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46d30530917c1da6fc9ee0f9c841eaca15e337f96ebbd0a8b5ed3a2347843acd", kill_on_drop: false }`
[INFO] [stdout] 46d30530917c1da6fc9ee0f9c841eaca15e337f96ebbd0a8b5ed3a2347843acd
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c905c8822e5919d65fac3e3f55742bc021425f0194f1e9023b138fac382c239
[INFO] running `Command { std: "docker" "start" "-a" "3c905c8822e5919d65fac3e3f55742bc021425f0194f1e9023b138fac382c239", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling libsqlite3-sys v0.27.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking spirv v0.2.0+1.5.4
[INFO] [stderr]     Checking gpu-alloc-types v0.3.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.2
[INFO] [stderr]     Checking libloading v0.8.3
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking khronos-egl v6.0.0
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking gpu-alloc v0.6.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking wgpu-types v0.18.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking gix-trace v0.1.8
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]     Checking raw-window-handle v0.5.2
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.7
[INFO] [stderr]     Checking fastrand v2.0.2
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stdout] error[E0282]: type annotations needed for `Box<_>`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/time-0.3.34/src/format_description/parse/mod.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let items = format_items
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     Ok(items.into())
[INFO] [stdout]    |        ----- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `items` an explicit type, where the placeholders `_` are specified
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let items: Box<_> = format_items
[INFO] [stdout]    |              ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling derive-new v0.6.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `time` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3c905c8822e5919d65fac3e3f55742bc021425f0194f1e9023b138fac382c239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c905c8822e5919d65fac3e3f55742bc021425f0194f1e9023b138fac382c239", kill_on_drop: false }`
[INFO] [stdout] 3c905c8822e5919d65fac3e3f55742bc021425f0194f1e9023b138fac382c239
