[INFO] fetching crate awp 0.1.13...
[INFO] testing awp-0.1.13 against 1.76.0 for beta-1.77-1
[INFO] extracting crate awp 0.1.13 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate awp 0.1.13 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate awp 0.1.13
[INFO] finished tweaking crates.io crate awp 0.1.13
[INFO] tweaked toml for crates.io crate awp 0.1.13 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded loginit v0.1.10
[INFO] [stderr]   Downloaded envport v0.1.0
[INFO] [stderr]   Downloaded matchers v0.1.0
[INFO] [stderr]   Downloaded tracing-serde v0.1.3
[INFO] [stderr]   Downloaded matchit v0.7.3
[INFO] [stderr]   Downloaded anypack v0.1.19
[INFO] [stderr]   Downloaded coarsetime v0.1.34
[INFO] [stderr]   Downloaded thread_local v1.1.7
[INFO] [stderr]   Downloaded overload v0.1.1
[INFO] [stderr]   Downloaded nu-ansi-term v0.50.0
[INFO] [stderr]   Downloaded axum-core v0.3.4
[INFO] [stderr]   Downloaded sharded-slab v0.1.7
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.18
[INFO] [stderr]   Downloaded wasix v0.12.21
[INFO] [stderr]   Downloaded axum v0.6.20
[INFO] [stderr]   Downloaded msgpacker-derive v0.3.1
[INFO] [stderr]   Downloaded tracing-stackdriver v0.7.2
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.15
[INFO] [stderr]   Downloaded nu-ansi-term v0.46.0
[INFO] [stderr]   Downloaded xxai-msgpacker v0.4.4
[INFO] [stderr]   Downloaded tracing-log v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eab5c10e40cd9c6b6d3fe6a0e58e041af7a6626baa93c2111480a869522d0fda
[INFO] running `Command { std: "docker" "start" "-a" "eab5c10e40cd9c6b6d3fe6a0e58e041af7a6626baa93c2111480a869522d0fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eab5c10e40cd9c6b6d3fe6a0e58e041af7a6626baa93c2111480a869522d0fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eab5c10e40cd9c6b6d3fe6a0e58e041af7a6626baa93c2111480a869522d0fda", kill_on_drop: false }`
[INFO] [stdout] eab5c10e40cd9c6b6d3fe6a0e58e041af7a6626baa93c2111480a869522d0fda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d6f02ffc4abfba79c30973f65b8258234dc121c99e8d2681844506d99f736be
[INFO] running `Command { std: "docker" "start" "-a" "9d6f02ffc4abfba79c30973f65b8258234dc121c99e8d2681844506d99f736be", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling tokio v1.36.0
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling msgpacker-derive v0.3.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nu-ansi-term v0.50.0
[INFO] [stderr]    Compiling coarsetime v0.1.34
[INFO] [stderr]    Compiling envport v0.1.0
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]    Compiling xxai-msgpacker v0.4.4
[INFO] [stderr]    Compiling regex-automata v0.4.5
[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-6f17d22bba15001f/xxai-msgpacker-0.4.4/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     iter_array_chunks,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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-6f17d22bba15001f/xxai-msgpacker-0.4.4/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     maybe_uninit_array_assume_init,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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-6f17d22bba15001f/xxai-msgpacker-0.4.4/src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     maybe_uninit_uninit_array
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pin-project v1.1.4
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xxai-msgpacker` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9d6f02ffc4abfba79c30973f65b8258234dc121c99e8d2681844506d99f736be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d6f02ffc4abfba79c30973f65b8258234dc121c99e8d2681844506d99f736be", kill_on_drop: false }`
[INFO] [stdout] 9d6f02ffc4abfba79c30973f65b8258234dc121c99e8d2681844506d99f736be
