[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] testing Chicken-skin/burn-mnist against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChicken-skin%2Fburn-mnist" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-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-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Chicken-skin/burn-mnist on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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 darling_macro v0.20.8
[INFO] [stderr]   Downloaded darling_core v0.20.8
[INFO] [stderr]   Downloaded burn v0.12.1
[INFO] [stderr]   Downloaded darling v0.20.8
[INFO] [stderr]   Downloaded gemm-c64 v0.17.1
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[INFO] [stderr]   Downloaded bytemuck v1.15.0
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[INFO] [stderr]   Downloaded gemm-common v0.17.1
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[INFO] [stderr]   Downloaded security-framework v2.10.0
[INFO] [stderr]   Downloaded burn-tensor v0.12.1
[INFO] [stderr]   Downloaded burn-wgpu v0.12.1
[INFO] [stderr]   Downloaded uuid v1.8.0
[INFO] [stderr]   Downloaded rustls-pki-types v1.4.1
[INFO] [stderr]   Downloaded candle-core v0.3.3
[INFO] [stderr]   Downloaded async-trait v0.1.79
[INFO] [stderr]   Downloaded torch-sys v0.15.0
[INFO] [stderr]   Downloaded burn-common v0.12.1
[INFO] [stderr]   Downloaded bytemuck_derive v1.6.0
[INFO] [stderr]   Downloaded rustls v0.22.3
[INFO] [stderr]   Downloaded half v2.4.0
[INFO] [stderr]   Downloaded rmp v0.8.12
[INFO] [stderr]   Downloaded zerofrom v0.1.3
[INFO] [stderr]   Downloaded yoke v0.7.3
[INFO] [stderr]   Downloaded burn-candle v0.12.1
[INFO] [stderr]   Downloaded faster-hex v0.9.0
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[INFO] [stderr]   Downloaded tch v0.15.0
[INFO] [stderr]   Downloaded gix-features v0.36.1
[INFO] [stderr]   Downloaded gix-fs v0.8.1
[INFO] [stderr]   Downloaded burn-autodiff v0.12.1
[INFO] [stderr]   Downloaded scheduled-thread-pool v0.2.7
[INFO] [stderr]   Downloaded burn-fusion v0.12.1
[INFO] [stderr]   Downloaded burn-ndarray v0.12.1
[INFO] [stderr]   Downloaded thread-tree v0.3.3
[INFO] [stderr]   Downloaded burn-tch v0.12.1
[INFO] [stderr]   Downloaded burn-compute v0.12.1
[INFO] [stderr]   Downloaded derive-new v0.6.0
[INFO] [stderr]   Downloaded nvml-wrapper v0.9.0
[INFO] [stderr]   Downloaded gemm-f32 v0.17.1
[INFO] [stderr]   Downloaded reborrow v0.5.5
[INFO] [stderr]   Downloaded enum-as-inner v0.6.0
[INFO] [stderr]   Downloaded sysctl v0.5.5
[INFO] [stderr]   Downloaded safetensors v0.4.2
[INFO] [stderr]   Downloaded yoke-derive v0.7.3
[INFO] [stderr]   Downloaded zerofrom-derive v0.1.3
[INFO] [stderr]   Downloaded r2d2_sqlite v0.23.0
[INFO] [stderr]   Downloaded security-framework-sys v2.10.0
[INFO] [stderr]   Downloaded sanitize-filename v0.5.0
[INFO] [stderr]   Downloaded gemm-f64 v0.17.1
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[INFO] [stderr]   Downloaded burn-dataset v0.12.1
[INFO] [stderr]   Downloaded burn-derive v0.12.1
[INFO] [stderr]   Downloaded text_placeholder v0.5.0
[INFO] [stderr]   Downloaded rmp-serde v1.1.2
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[INFO] [stderr]   Downloaded systemstat v0.2.3
[INFO] [stderr]   Downloaded burn-train v0.12.1
[INFO] [stderr]   Downloaded dyn-stack v0.10.0
[INFO] [stderr]   Downloaded gix-trace v0.1.8
[INFO] [stderr]   Downloaded gix-tempfile v11.0.1
[INFO] [stderr]   Downloaded burn-core v0.12.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c7e0bee248f9440e998cac9de49f1750f74f2371360e6423066f865c1b16cf0
[INFO] running `Command { std: "docker" "start" "-a" "5c7e0bee248f9440e998cac9de49f1750f74f2371360e6423066f865c1b16cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c7e0bee248f9440e998cac9de49f1750f74f2371360e6423066f865c1b16cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c7e0bee248f9440e998cac9de49f1750f74f2371360e6423066f865c1b16cf0", kill_on_drop: false }`
[INFO] [stdout] 5c7e0bee248f9440e998cac9de49f1750f74f2371360e6423066f865c1b16cf0
[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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7c863310a0dbf40f8a290ef3999f67286fecb5a7e17b227f2fff1ecedf4da2b
[INFO] running `Command { std: "docker" "start" "-a" "f7c863310a0dbf40f8a290ef3999f67286fecb5a7e17b227f2fff1ecedf4da2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling socket2 v0.5.6
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling uuid v1.8.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling gpu-alloc-types v0.3.0
[INFO] [stderr]    Compiling gpu-descriptor-types v0.1.2
[INFO] [stderr]    Compiling spirv v0.2.0+1.5.4
[INFO] [stderr]    Compiling libloading v0.8.3
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling gpu-alloc v0.6.0
[INFO] [stderr]    Compiling khronos-egl v6.0.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling ash v0.37.3+1.3.251
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling wgpu-types v0.18.0
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling glow v0.13.1
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling bytemuck v1.15.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling gix-trace v0.1.8
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.7
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling fastrand v2.0.2
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling time v0.3.34
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling r2d2 v0.8.10
[INFO] [stderr]    Compiling png v0.17.13
[INFO] [stderr]    Compiling qoi v0.4.1
[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]    Compiling rmp v0.8.12
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr] error: could not compile `ash` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d98a5da813da67eb189387b8ccfb73cf481275d8/bin/rustc --crate-name ash --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ash-0.37.3+1.3.251/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="debug"' --cfg 'feature="default"' --cfg 'feature="libloading"' --cfg 'feature="loaded"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("debug", "default", "libloading", "linked", "loaded"))' -C metadata=1220fb37101d2ac8 -C extra-filename=-bb0f6286003aaf70 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-268b1d97e0727af7.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d98a5da813da67eb189387b8ccfb73cf481275d8/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.58/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=84a864b9131f3fbe -C extra-filename=-835a644196478716 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8d50a417cafd52f6.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-8d124c0230c5af89.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-e192ee94db305c87.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[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] running `Command { std: "docker" "inspect" "f7c863310a0dbf40f8a290ef3999f67286fecb5a7e17b227f2fff1ecedf4da2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7c863310a0dbf40f8a290ef3999f67286fecb5a7e17b227f2fff1ecedf4da2b", kill_on_drop: false }`
[INFO] [stdout] f7c863310a0dbf40f8a290ef3999f67286fecb5a7e17b227f2fff1ecedf4da2b
