[INFO] fetching crate rudelblinken-sdk 0.1.0...
[INFO] testing rudelblinken-sdk-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate rudelblinken-sdk 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rudelblinken-sdk 0.1.0
[INFO] finished tweaking crates.io crate rudelblinken-sdk 0.1.0
[INFO] tweaked toml for crates.io crate rudelblinken-sdk 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rudelblinken-sdk 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[INFO] [stderr]       Adding wit-bindgen v0.36.0 (available: v0.47.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded wit-bindgen-rust v0.36.0
[INFO] [stderr]   Downloaded wit-bindgen-rust-macro v0.36.0
[INFO] [stderr]   Downloaded wasm-metadata v0.220.1
[INFO] [stderr]   Downloaded id-arena v2.2.1
[INFO] [stderr]   Downloaded wit-bindgen v0.36.0
[INFO] [stderr]   Downloaded wit-bindgen-rt v0.36.0
[INFO] [stderr]   Downloaded wit-bindgen-core v0.36.0
[INFO] [stderr]   Downloaded leb128 v0.2.5
[INFO] [stderr]   Downloaded wasm-encoder v0.220.1
[INFO] [stderr]   Downloaded wit-parser v0.220.1
[INFO] [stderr]   Downloaded talc v4.4.3
[INFO] [stderr]   Downloaded wit-component v0.220.1
[INFO] [stderr]   Downloaded wasmparser v0.220.1
[INFO] [stderr]   Downloaded spdx v0.10.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 86fab589815a615cd240f16a0bb7a6816c2c29649171e514b66f19084f0f965d
[INFO] running `Command { std: "docker" "start" "-a" "86fab589815a615cd240f16a0bb7a6816c2c29649171e514b66f19084f0f965d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86fab589815a615cd240f16a0bb7a6816c2c29649171e514b66f19084f0f965d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86fab589815a615cd240f16a0bb7a6816c2c29649171e514b66f19084f0f965d", kill_on_drop: false }`
[INFO] [stdout] 86fab589815a615cd240f16a0bb7a6816c2c29649171e514b66f19084f0f965d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 90861bd61011d6f1de29429b40897799dd4fb2a47f38a1f762559418e4c3707c
[INFO] running `Command { std: "docker" "start" "-a" "90861bd61011d6f1de29429b40897799dd4fb2a47f38a1f762559418e4c3707c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling id-arena v2.2.1
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling spdx v0.10.9
[INFO] [stderr]    Compiling wit-bindgen-rust v0.36.0
[INFO] [stderr]    Compiling wit-bindgen-rust-macro v0.36.0
[INFO] [stderr]    Compiling wit-bindgen-rt v0.36.0
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling talc v4.4.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/talc-4.4.3/src/lib.rs:12:36
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![cfg_attr(feature = "allocator", feature(allocator_api))]
[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 `talc` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "90861bd61011d6f1de29429b40897799dd4fb2a47f38a1f762559418e4c3707c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90861bd61011d6f1de29429b40897799dd4fb2a47f38a1f762559418e4c3707c", kill_on_drop: false }`
[INFO] [stdout] 90861bd61011d6f1de29429b40897799dd4fb2a47f38a1f762559418e4c3707c