[INFO] fetching crate rust_icu_ecma402 0.4.1...
[INFO] testing rust_icu_ecma402-0.4.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate rust_icu_ecma402 0.4.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rust_icu_ecma402 0.4.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_icu_ecma402 0.4.1
[INFO] finished tweaking crates.io crate rust_icu_ecma402 0.4.1
[INFO] tweaked toml for crates.io crate rust_icu_ecma402 0.4.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f0213b6595a288bd5a3df86982ee49b5534e5002a867ab0e4c13e27a3eec4ce
[INFO] running `Command { std: "docker" "start" "-a" "9f0213b6595a288bd5a3df86982ee49b5534e5002a867ab0e4c13e27a3eec4ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f0213b6595a288bd5a3df86982ee49b5534e5002a867ab0e4c13e27a3eec4ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f0213b6595a288bd5a3df86982ee49b5534e5002a867ab0e4c13e27a3eec4ce", kill_on_drop: false }`
[INFO] [stdout] 9f0213b6595a288bd5a3df86982ee49b5534e5002a867ab0e4c13e27a3eec4ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0c4916a740bcfc774957ffd648d554dca387075aac5803f23875f58dfea86ce
[INFO] running `Command { std: "docker" "start" "-a" "b0c4916a740bcfc774957ffd648d554dca387075aac5803f23875f58dfea86ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling ecma402_traits v0.2.0
[INFO] [stderr]    Compiling rust_icu_uloc v0.4.1
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust_icu_uloc-0.4.1/build.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 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 `rust_icu_uloc`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b0c4916a740bcfc774957ffd648d554dca387075aac5803f23875f58dfea86ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c4916a740bcfc774957ffd648d554dca387075aac5803f23875f58dfea86ce", kill_on_drop: false }`
[INFO] [stdout] b0c4916a740bcfc774957ffd648d554dca387075aac5803f23875f58dfea86ce
