[INFO] fetching crate huey 0.2.1...
[INFO] testing huey-0.2.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate huey 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate huey 0.2.1
[INFO] finished tweaking crates.io crate huey 0.2.1
[INFO] tweaked toml for crates.io crate huey 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate huey 0.2.1 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 huey 0.2.1 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]  Downloading crates ...
[INFO] [stderr]   Downloaded phf_macros v0.11.1
[INFO] [stderr]   Downloaded phf_generator v0.11.1
[INFO] [stderr]   Downloaded clap_lex v0.5.0
[INFO] [stderr]   Downloaded palette_derive v0.7.2
[INFO] [stderr]   Downloaded clap_derive v4.3.2
[INFO] [stderr]   Downloaded clap v4.3.2
[INFO] [stderr]   Downloaded png v0.17.8
[INFO] [stderr]   Downloaded half v2.2.1
[INFO] [stderr]   Downloaded log v0.4.18
[INFO] [stderr]   Downloaded palette v0.7.2
[INFO] [stderr]   Downloaded exr v1.6.4
[INFO] [stderr]   Downloaded clap_builder v4.3.1
[INFO] [stderr]   Downloaded gif v0.12.0
[INFO] [stderr]   Downloaded jpeg-decoder v0.3.0
[INFO] [stderr]   Downloaded tiff v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 11d6b2c03a3418ebf265a83168504f0cfac560db782ae97bd7edd10116ec9b55
[INFO] running `Command { std: "docker" "start" "-a" "11d6b2c03a3418ebf265a83168504f0cfac560db782ae97bd7edd10116ec9b55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11d6b2c03a3418ebf265a83168504f0cfac560db782ae97bd7edd10116ec9b55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11d6b2c03a3418ebf265a83168504f0cfac560db782ae97bd7edd10116ec9b55", kill_on_drop: false }`
[INFO] [stdout] 11d6b2c03a3418ebf265a83168504f0cfac560db782ae97bd7edd10116ec9b55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 82aea336acfe032794c075cff92549d0f1b50dacfd32691b327f1e3ca3377e8d
[INFO] running `Command { std: "docker" "start" "-a" "82aea336acfe032794c075cff92549d0f1b50dacfd32691b327f1e3ca3377e8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling simd-adler32 v0.3.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stderr]    Compiling anstyle-parse v0.2.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle v1.0.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling palette v0.7.2
[INFO] [stderr]    Compiling bytemuck v1.13.1
[INFO] [stderr]    Compiling clap_lex v0.5.0
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling half v2.2.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling gif v0.12.0
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling png v0.17.8
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling fast-srgb8 v1.0.0
[INFO] [stderr]    Compiling is-terminal v0.4.7
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling clap_builder v4.3.1
[INFO] [stderr]    Compiling phf_macros v0.11.1
[INFO] [stderr]    Compiling jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.0
[INFO] [stderr]    Compiling palette_derive v0.7.2
[INFO] [stderr]    Compiling clap_derive v4.3.2
[INFO] [stderr]    Compiling phf v0.11.1
[INFO] [stderr]    Compiling pin-project v1.1.0
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling tiff v0.8.1
[INFO] [stderr]    Compiling exr v1.6.4
[INFO] [stderr]    Compiling clap v4.3.2
[INFO] [stderr]    Compiling image v0.24.6
[INFO] [stderr]    Compiling huey v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(trait_alias)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `huey` (bin "huey") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "82aea336acfe032794c075cff92549d0f1b50dacfd32691b327f1e3ca3377e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82aea336acfe032794c075cff92549d0f1b50dacfd32691b327f1e3ca3377e8d", kill_on_drop: false }`
[INFO] [stdout] 82aea336acfe032794c075cff92549d0f1b50dacfd32691b327f1e3ca3377e8d