[INFO] fetching crate cookie_b 0.1.19...
[INFO] testing cookie_b-0.1.19 against 1.90.0 for beta-1.91-3
[INFO] extracting crate cookie_b 0.1.19 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate cookie_b 0.1.19
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate cookie_b 0.1.19
[INFO] tweaked toml for crates.io crate cookie_b 0.1.19 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cookie_b 0.1.19 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 cookie_b 0.1.19 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 xerr v0.1.15
[INFO] [stderr]   Downloaded loginit v0.1.18
[INFO] [stderr]   Downloaded header_host v0.1.5
[INFO] [stderr]   Downloaded aok v0.1.17
[INFO] [stderr]   Downloaded xstr v0.1.11
[INFO] [stderr]   Downloaded xtld v0.1.6
[INFO] [stderr]   Downloaded static_init v1.0.3
[INFO] [stderr]   Downloaded static_init_macro v1.0.4
[INFO] [stderr]   Downloaded set_cookie v0.1.7
[INFO] [stderr]   Downloaded ub64 v0.1.11
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.21
[INFO] [stderr]   Downloaded zerocopy v0.8.21
[INFO] [stderr]   Downloaded psl v2.1.90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8a2fc9ff5c906727f6c2923400e56550fbc8f0049e5da73e5d9c973d70802e11
[INFO] running `Command { std: "docker" "start" "-a" "8a2fc9ff5c906727f6c2923400e56550fbc8f0049e5da73e5d9c973d70802e11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a2fc9ff5c906727f6c2923400e56550fbc8f0049e5da73e5d9c973d70802e11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2fc9ff5c906727f6c2923400e56550fbc8f0049e5da73e5d9c973d70802e11", kill_on_drop: false }`
[INFO] [stdout] 8a2fc9ff5c906727f6c2923400e56550fbc8f0049e5da73e5d9c973d70802e11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b7d5532d3d4c8e93678fc2520e33feb861e351f7cf0b406fa5fcc2510ddd7b9f
[INFO] running `Command { std: "docker" "start" "-a" "b7d5532d3d4c8e93678fc2520e33feb861e351f7cf0b406fa5fcc2510ddd7b9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling http v1.2.0
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling zerocopy v0.8.21
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling psl-types v2.0.11
[INFO] [stderr]    Compiling xstr v0.1.11
[INFO] [stderr]    Compiling aok v0.1.17
[INFO] [stderr]    Compiling set_cookie v0.1.7
[INFO] [stderr]    Compiling ub64 v0.1.11
[INFO] [stderr]    Compiling psl v2.1.90
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling serde_path_to_error v0.1.17
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling xtld v0.1.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling header_host v0.1.5
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling axum-core v0.5.0
[INFO] [stderr]    Compiling xerr v0.1.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling hyper-util v0.1.10
[INFO] [stderr]    Compiling axum v0.8.1
[INFO] [stderr]    Compiling cookie_b v0.1.19 (/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(let_chains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `let_chains` has been stable since `1.88.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_chains)]
[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 `cookie_b` (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" "b7d5532d3d4c8e93678fc2520e33feb861e351f7cf0b406fa5fcc2510ddd7b9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7d5532d3d4c8e93678fc2520e33feb861e351f7cf0b406fa5fcc2510ddd7b9f", kill_on_drop: false }`
[INFO] [stdout] b7d5532d3d4c8e93678fc2520e33feb861e351f7cf0b406fa5fcc2510ddd7b9f