[INFO] fetching crate sassy 0.1.4...
[INFO] testing sassy-0.1.4 against 1.91.0 for beta-1.92-2
[INFO] extracting crate sassy 0.1.4 into /workspace/builds/worker-1-tc1/source
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate sassy 0.1.4
[INFO] finished tweaking crates.io crate sassy 0.1.4
[INFO] tweaked toml for crates.io crate sassy 0.1.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sassy 0.1.4 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sassy 0.1.4 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tempfile v3.21.0
[INFO] [stderr]   Downloaded pa-types v1.1.0
[INFO] [stderr]   Downloaded pyo3-macros v0.25.1
[INFO] [stderr]   Downloaded buffer-redux v1.0.2
[INFO] [stderr]   Downloaded pyo3-build-config v0.25.1
[INFO] [stderr]   Downloaded liblzma v0.3.6
[INFO] [stderr]   Downloaded pyo3-ffi v0.25.1
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.25.1
[INFO] [stderr]   Downloaded python3-dll-a v0.2.14
[INFO] [stderr]   Downloaded needletail v0.6.3
[INFO] [stderr]   Downloaded pyo3 v0.25.1
[INFO] [stderr]   Downloaded liblzma-sys v0.3.13
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ee44fd2aad1f5958fb2396d56fbb53ba03e764663c62a120a46f3927c426ee4
[INFO] running `Command { std: "docker" "start" "-a" "3ee44fd2aad1f5958fb2396d56fbb53ba03e764663c62a120a46f3927c426ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ee44fd2aad1f5958fb2396d56fbb53ba03e764663c62a120a46f3927c426ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ee44fd2aad1f5958fb2396d56fbb53ba03e764663c62a120a46f3927c426ee4", kill_on_drop: false }`
[INFO] [stdout] 3ee44fd2aad1f5958fb2396d56fbb53ba03e764663c62a120a46f3927c426ee4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6954694e5ea8adfd0776a28db8928bc10f1cf7641faffdf9bfba3111c57e4dbd
[INFO] running `Command { std: "docker" "start" "-a" "6954694e5ea8adfd0776a28db8928bc10f1cf7641faffdf9bfba3111c57e4dbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling buffer-redux v1.0.2
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling bytecount v0.6.9
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling cc v1.2.34
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]    Compiling liblzma-sys v0.3.13
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling bzip2 v0.4.4
[INFO] [stderr]    Compiling liblzma v0.3.6
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling clap_derive v4.5.45
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling clap v4.5.45
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling zstd v0.13.3
[INFO] [stderr]    Compiling needletail v0.6.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling pa-types v1.1.0
[INFO] [stderr]    Compiling sassy v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![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 `sassy` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "6954694e5ea8adfd0776a28db8928bc10f1cf7641faffdf9bfba3111c57e4dbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6954694e5ea8adfd0776a28db8928bc10f1cf7641faffdf9bfba3111c57e4dbd", kill_on_drop: false }`
[INFO] [stdout] 6954694e5ea8adfd0776a28db8928bc10f1cf7641faffdf9bfba3111c57e4dbd