[INFO] cloning repository https://github.com/adam-r-kowalski/tao
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adam-r-kowalski/tao" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadam-r-kowalski%2Ftao", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadam-r-kowalski%2Ftao'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27013c57022666bd078b614ea7d51c525fbcbda6
[INFO] documenting adam-r-kowalski/tao against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadam-r-kowalski%2Ftao" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adam-r-kowalski/tao on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adam-r-kowalski/tao
[INFO] finished tweaking git repo https://github.com/adam-r-kowalski/tao
[INFO] tweaked toml for git repo https://github.com/adam-r-kowalski/tao written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/adam-r-kowalski/tao 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/huggingface/candle.git`
[INFO] [stderr]     Updating git submodule `https://github.com/NVIDIA/cutlass.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded candle-metal v0.27.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d3e6e7b6d59f7523ec21922c3600f6f381aa8b15f1ca1de801e91c1ce5c541a
[INFO] running `Command { std: "docker" "start" "-a" "0d3e6e7b6d59f7523ec21922c3600f6f381aa8b15f1ca1de801e91c1ce5c541a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d3e6e7b6d59f7523ec21922c3600f6f381aa8b15f1ca1de801e91c1ce5c541a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d3e6e7b6d59f7523ec21922c3600f6f381aa8b15f1ca1de801e91c1ce5c541a", kill_on_drop: false }`
[INFO] [stdout] 0d3e6e7b6d59f7523ec21922c3600f6f381aa8b15f1ca1de801e91c1ce5c541a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcb8eaaa84eed1f287f03a339027d70a07f6848297822875ad2a7003adac2a95
[INFO] running `Command { std: "docker" "start" "-a" "fcb8eaaa84eed1f287f03a339027d70a07f6848297822875ad2a7003adac2a95", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking smallvec v1.11.2
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[INFO] [stderr]    Compiling parking_lot_core v0.9.9
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[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling lock_api v0.4.11
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[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]     Checking futures-sink v0.3.29
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[INFO] [stderr]    Compiling seq-macro v0.3.5
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking bitflags v2.4.1
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[INFO] [stderr]    Compiling syn v1.0.109
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[INFO] [stderr]    Compiling openssl v0.10.61
[INFO] [stderr]    Compiling unicode-xid v0.2.4
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[INFO] [stderr]     Checking foreign-types v0.3.2
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[INFO] [stderr]    Compiling native-tls v0.2.11
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[INFO] [stderr]    Compiling async-trait v0.1.74
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[INFO] [stderr]    Compiling openssl-sys v0.9.97
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[INFO] [stderr]     Checking unicode-bidi v0.3.14
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[INFO] [stderr]     Checking unicode-normalization v0.1.22
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[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
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[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling synstructure v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling bytemuck_derive v1.5.0
[INFO] [stderr]    Compiling async-recursion v1.0.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling zerofrom-derive v0.1.3
[INFO] [stderr]    Compiling yoke-derive v0.7.3
[INFO] [stderr]     Checking tokio v1.35.0
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking dyn-stack v0.10.0
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking pulp v0.18.6
[INFO] [stderr]    Compiling html5ever v0.26.0
[INFO] [stderr]     Checking zerofrom v0.1.3
[INFO] [stderr]     Checking yoke v0.7.3
[INFO] [stderr]     Checking gemm-common v0.16.15
[INFO] [stderr]     Checking gemm-f32 v0.16.15
[INFO] [stderr]     Checking gemm-f64 v0.16.15
[INFO] [stderr]     Checking gemm-c64 v0.16.15
[INFO] [stderr]     Checking gemm-c32 v0.16.15
[INFO] [stderr]     Checking gemm-f16 v0.16.15
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking gemm v0.16.15
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking h2 v0.3.22
[INFO] [stderr]     Checking string_cache v0.8.7
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.4
[INFO] [stderr]     Checking serde_path_to_error v0.1.14
[INFO] [stderr]     Checking serde_yaml v0.9.27
[INFO] [stderr]     Checking serde_qs v0.12.0
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking rusqlite v0.29.0
[INFO] [stderr]     Checking safetensors v0.3.3
[INFO] [stderr]     Checking xml5ever v0.17.0
[INFO] [stderr]     Checking candle-core v0.3.1 (https://github.com/huggingface/candle.git?branch=metal4#da0af3cb)
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking markup5ever_rcdom v0.2.0
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking transformer v0.1.0 (/opt/rustwide/workdir/transformer)
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.22
[INFO] [stderr]     Checking compiler v0.1.0 (/opt/rustwide/workdir/compiler)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> compiler/src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(error_in_core)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compiler` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "fcb8eaaa84eed1f287f03a339027d70a07f6848297822875ad2a7003adac2a95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcb8eaaa84eed1f287f03a339027d70a07f6848297822875ad2a7003adac2a95", kill_on_drop: false }`
[INFO] [stdout] fcb8eaaa84eed1f287f03a339027d70a07f6848297822875ad2a7003adac2a95
