[INFO] fetching crate z-stackr-core 1.1.0...
[INFO] testing z-stackr-core-1.1.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate z-stackr-core 1.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate z-stackr-core 1.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate z-stackr-core 1.1.0
[INFO] tweaked toml for crates.io crate z-stackr-core 1.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate z-stackr-core 1.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate z-stackr-core 1.1.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded multiversion v0.8.0
[INFO] [stderr]   Downloaded multiversion-macros v0.8.0
[INFO] [stderr]   Downloaded jxl-threadpool v1.0.0
[INFO] [stderr]   Downloaded jxl-bitstream v1.1.0
[INFO] [stderr]   Downloaded mutate_once v0.1.2
[INFO] [stderr]   Downloaded jxl-image v0.13.0
[INFO] [stderr]   Downloaded jxl-oxide-common v1.0.0
[INFO] [stderr]   Downloaded alloc-stdlib v0.2.4
[INFO] [stderr]   Downloaded target-features v0.1.6
[INFO] [stderr]   Downloaded jxl-oxide v0.12.6
[INFO] [stderr]   Downloaded jxl-grid v0.6.2
[INFO] [stderr]   Downloaded jxl-coding v1.0.1
[INFO] [stderr]   Downloaded jxl-jbr v0.2.1
[INFO] [stderr]   Downloaded img-parts v0.4.0
[INFO] [stderr]   Downloaded jxl-vardct v0.11.1
[INFO] [stderr]   Downloaded jxl-frame v0.13.3
[INFO] [stderr]   Downloaded jxl-modular v0.11.3
[INFO] [stderr]   Downloaded jxl-color v0.11.0
[INFO] [stderr]   Downloaded kamadak-exif v0.6.1
[INFO] [stderr]   Downloaded png v0.16.8
[INFO] [stderr]   Downloaded jxl-render v0.12.4
[INFO] [stderr]   Downloaded brotli-decompressor v5.0.3
[INFO] [stderr]   Downloaded image v0.23.14
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.22
[INFO] [stderr]   Downloaded rawler v0.7.2
[INFO] [stderr]   Downloaded tiff v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] dc8d41732d3e48d89a368d02bfdbf6fe8e4f939b91b93738bb446c85153c373d
[INFO] running `Command { std: "docker" "start" "dc8d41732d3e48d89a368d02bfdbf6fe8e4f939b91b93738bb446c85153c373d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc8d41732d3e48d89a368d02bfdbf6fe8e4f939b91b93738bb446c85153c373d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dc8d41732d3e48d89a368d02bfdbf6fe8e4f939b91b93738bb446c85153c373d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc8d41732d3e48d89a368d02bfdbf6fe8e4f939b91b93738bb446c85153c373d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dc8d41732d3e48d89a368d02bfdbf6fe8e4f939b91b93738bb446c85153c373d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling either v1.19.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling weezl v0.1.12
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling log v0.4.34
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling toml_parser v1.1.5+spec-1.1.0
[INFO] [stderr]    Compiling serde_spanned v1.1.2
[INFO] [stderr]    Compiling toml_datetime v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling toml_writer v1.1.3+spec-1.1.0
[INFO] [stderr]    Compiling gif v0.11.4
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling bytes v1.12.1
[INFO] [stderr]    Compiling mutate_once v0.1.2
[INFO] [stderr]    Compiling bytemuck v1.25.2
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling kamadak-exif v0.6.1
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling toml v1.1.8+spec-1.1.0
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling num-integer v0.1.47
[INFO] [stderr]    Compiling img-parts v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.46
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling z-stackr-core v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(portable_simd)]
[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 `z-stackr-core` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "dc8d41732d3e48d89a368d02bfdbf6fe8e4f939b91b93738bb446c85153c373d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc8d41732d3e48d89a368d02bfdbf6fe8e4f939b91b93738bb446c85153c373d", kill_on_drop: false }`
[INFO] [stdout] dc8d41732d3e48d89a368d02bfdbf6fe8e4f939b91b93738bb446c85153c373d
