[INFO] fetching crate esl 0.17.1...
[INFO] testing esl-0.17.1 against 1.69.0 for beta-1.70-1
[INFO] extracting crate esl 0.17.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate esl 0.17.1 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate esl 0.17.1
[INFO] finished tweaking crates.io crate esl 0.17.1
[INFO] tweaked toml for crates.io crate esl 0.17.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded macro-attr-2018 v2.1.2
[INFO] [stderr]   Downloaded nameof v1.2.2
[INFO] [stderr]   Downloaded enumn v0.1.8
[INFO] [stderr]   Downloaded quickcheck_macros v1.0.0
[INFO] [stderr]   Downloaded utf8-chars v2.0.3
[INFO] [stderr]   Downloaded educe v0.4.22
[INFO] [stderr]   Downloaded enum-derive-2018 v2.0.1
[INFO] [stderr]   Downloaded phantom-type v0.4.2
[INFO] [stderr]   Downloaded serde-serialize-seed v0.0.9
[INFO] [stderr]   Downloaded nom-errors v0.0.12
[INFO] [stderr]   Downloaded iter-identify_first_last v0.0.1
[INFO] [stderr]   Downloaded serde_tagged 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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a67dd825ef7401d6bd3143da537378006b6ec6500559b06fabab36c4d4f81b97
[INFO] running `Command { std: "docker" "start" "-a" "a67dd825ef7401d6bd3143da537378006b6ec6500559b06fabab36c4d4f81b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a67dd825ef7401d6bd3143da537378006b6ec6500559b06fabab36c4d4f81b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a67dd825ef7401d6bd3143da537378006b6ec6500559b06fabab36c4d4f81b97", kill_on_drop: false }`
[INFO] [stdout] a67dd825ef7401d6bd3143da537378006b6ec6500559b06fabab36c4d4f81b97
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06d667e72c667b8cbac771516de07c6eb66c36458f897bdb0c21014fe7cd7fd7
[INFO] running `Command { std: "docker" "start" "-a" "06d667e72c667b8cbac771516de07c6eb66c36458f897bdb0c21014fe7cd7fd7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling erased-serde v0.3.25
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling enum-derive-2018 v2.0.1
[INFO] [stderr]    Compiling base64 v0.20.0
[INFO] [stderr]    Compiling macro-attr-2018 v2.1.2
[INFO] [stderr]    Compiling nameof v1.2.2
[INFO] [stderr]    Compiling enumn v0.1.8
[INFO] [stderr]    Compiling esl v0.17.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> build.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_trait_impl)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[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 `esl` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "06d667e72c667b8cbac771516de07c6eb66c36458f897bdb0c21014fe7cd7fd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06d667e72c667b8cbac771516de07c6eb66c36458f897bdb0c21014fe7cd7fd7", kill_on_drop: false }`
[INFO] [stdout] 06d667e72c667b8cbac771516de07c6eb66c36458f897bdb0c21014fe7cd7fd7
