[INFO] fetching crate runa-io 0.0.1-alpha1...
[INFO] documenting runa-io-0.0.1-alpha1 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate runa-io 0.0.1-alpha1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate runa-io 0.0.1-alpha1 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 runa-io 0.0.1-alpha1
[INFO] finished tweaking crates.io crate runa-io 0.0.1-alpha1
[INFO] tweaked toml for crates.io crate runa-io 0.0.1-alpha1 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 runa-wayland-spec-parser v0.1.0
[INFO] [stderr]   Downloaded runa-wayland-scanner v0.1.0
[INFO] [stderr]   Downloaded runa-io-traits v0.0.1-alpha1
[INFO] [stderr]   Downloaded runa-wayland-scanner-macros v0.1.0
[INFO] [stderr]   Downloaded runa-wayland-protocols v0.1.0
[INFO] [stderr]   Downloaded futures-test v0.3.30
[INFO] [stderr]   Downloaded runa-wayland-types v0.1.0
[INFO] [stderr]   Downloaded runa-wayland-scanner-codegen v0.1.0
[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] 6149eab003504f208e30fd7d77709cd6d9b9589c0bc562d2a1f96193c1ff9bd0
[INFO] running `Command { std: "docker" "start" "-a" "6149eab003504f208e30fd7d77709cd6d9b9589c0bc562d2a1f96193c1ff9bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6149eab003504f208e30fd7d77709cd6d9b9589c0bc562d2a1f96193c1ff9bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6149eab003504f208e30fd7d77709cd6d9b9589c0bc562d2a1f96193c1ff9bd0", kill_on_drop: false }`
[INFO] [stdout] 6149eab003504f208e30fd7d77709cd6d9b9589c0bc562d2a1f96193c1ff9bd0
[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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4a33c175e3969f7f5317a9533bccf047da260898ba1463404a57609527d3f6c
[INFO] running `Command { std: "docker" "start" "-a" "e4a33c175e3969f7f5317a9533bccf047da260898ba1463404a57609527d3f6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking futures-lite v2.2.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking async-task v4.7.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking event-listener v5.0.0
[INFO] [stderr]     Checking event-listener v3.1.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking runa-io-traits v0.0.1-alpha1
[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/runa-io-traits-0.0.1-alpha1/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `runa-io-traits` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e4a33c175e3969f7f5317a9533bccf047da260898ba1463404a57609527d3f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4a33c175e3969f7f5317a9533bccf047da260898ba1463404a57609527d3f6c", kill_on_drop: false }`
[INFO] [stdout] e4a33c175e3969f7f5317a9533bccf047da260898ba1463404a57609527d3f6c
