[INFO] fetching crate furiosa-device 0.2.2...
[INFO] testing furiosa-device-0.2.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate furiosa-device 0.2.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate furiosa-device 0.2.2
[INFO] finished tweaking crates.io crate furiosa-device 0.2.2
[INFO] tweaked toml for crates.io crate furiosa-device 0.2.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate furiosa-device 0.2.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate furiosa-device 0.2.2 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lru v0.7.8
[INFO] [stderr]   Downloaded memoize-inner v0.3.2
[INFO] [stderr]   Downloaded cli-table-derive v0.4.5
[INFO] [stderr]   Downloaded memoize v0.3.3
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[INFO] [stderr]   Downloaded enum-utils-from-str v0.1.2
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[INFO] [stderr]   Downloaded array_tool v1.0.3
[INFO] [stderr]   Downloaded cc v1.0.82
[INFO] [stderr]   Downloaded pin-project-lite v0.2.11
[INFO] [stderr]   Downloaded csv-core v0.1.10
[INFO] [stderr]   Downloaded cli-table v0.4.7
[INFO] [stderr]   Downloaded enum-display-derive v0.1.1
[INFO] [stderr]   Downloaded serde v1.0.183
[INFO] [stderr]   Downloaded serde_derive v1.0.183
[INFO] [stderr]   Downloaded csv v1.2.2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 356339de8310a88de1337709cca45eb6bae905f7e77a82ab53e75ec5dac4e3aa
[INFO] running `Command { std: "docker" "start" "-a" "356339de8310a88de1337709cca45eb6bae905f7e77a82ab53e75ec5dac4e3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "356339de8310a88de1337709cca45eb6bae905f7e77a82ab53e75ec5dac4e3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356339de8310a88de1337709cca45eb6bae905f7e77a82ab53e75ec5dac4e3aa", kill_on_drop: false }`
[INFO] [stdout] 356339de8310a88de1337709cca45eb6bae905f7e77a82ab53e75ec5dac4e3aa
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e3e7fc8749abff20bf2ff4bc681f5b585145ae7f8fa3d3d190c126008bb0105
[INFO] running `Command { std: "docker" "start" "-a" "5e3e7fc8749abff20bf2ff4bc681f5b585145ae7f8fa3d3d190c126008bb0105", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.11
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[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling memoffset v0.9.0
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[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling object v0.31.1
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[INFO] [stderr]    Compiling proc-macro2 v1.0.66
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[INFO] [stderr]    Compiling regex-automata v0.1.10
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[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling tracing-serde v0.1.3
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[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling cli-table-derive v0.4.5
[INFO] [stderr]    Compiling memoize-inner v0.3.2
[INFO] [stderr]    Compiling enum-display-derive v0.1.1
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling regex v1.9.3
[INFO] [stderr]    Compiling memoize v0.3.3
[INFO] [stderr]    Compiling cli-table v0.4.7
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling enum-utils v0.1.2
[INFO] [stderr]    Compiling furiosa-device v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:65:1
[INFO] [stdout]    |
[INFO] [stdout] 65 | #![feature(associated_type_bounds)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `associated_type_bounds` has been stable since `1.79.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_type_bounds` has been stable since 1.79.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | #![feature(associated_type_bounds)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `furiosa-device` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5e3e7fc8749abff20bf2ff4bc681f5b585145ae7f8fa3d3d190c126008bb0105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e3e7fc8749abff20bf2ff4bc681f5b585145ae7f8fa3d3d190c126008bb0105", kill_on_drop: false }`
[INFO] [stdout] 5e3e7fc8749abff20bf2ff4bc681f5b585145ae7f8fa3d3d190c126008bb0105