[INFO] fetching crate abci2 0.1.3...
[INFO] documenting abci2-0.1.3 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate abci2 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate abci2 0.1.3 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate abci2 0.1.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate abci2 0.1.3
[INFO] tweaked toml for crates.io crate abci2 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate abci2 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.40
[INFO] [stderr]   Downloaded num_threads v0.1.6
[INFO] [stderr]   Downloaded serde_bytes v0.11.6
[INFO] [stderr]   Downloaded zeroize v1.5.6
[INFO] [stderr]   Downloaded subtle-encoding v0.5.1
[INFO] [stderr]   Downloaded either v1.7.0
[INFO] [stderr]   Downloaded prost-derive v0.10.1
[INFO] [stderr]   Downloaded flex-error v0.4.4
[INFO] [stderr]   Downloaded paste v1.0.7
[INFO] [stderr]   Downloaded anyhow v1.0.58
[INFO] [stderr]   Downloaded prost v0.10.4
[INFO] [stderr]   Downloaded serde v1.0.139
[INFO] [stderr]   Downloaded time v0.3.11
[INFO] [stderr]   Downloaded itertools v0.10.3
[INFO] [stderr]   Downloaded serde_derive v1.0.139
[INFO] [stderr]   Downloaded unicode-ident v1.0.1
[INFO] [stderr]   Downloaded libc v0.2.126
[INFO] [stderr]   Downloaded syn v1.0.98
[INFO] [stderr]   Downloaded prost-types v0.10.1
[INFO] [stderr]   Downloaded tendermint-proto v0.23.7
[INFO] [stderr]   Downloaded quote v1.0.20
[INFO] [stderr]   Downloaded time-macros v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4479e9e444bbbb44c53f96ed56f6d6be042ff4959dbc83908dc4a42c82fb9a6
[INFO] running `Command { std: "docker" "start" "-a" "b4479e9e444bbbb44c53f96ed56f6d6be042ff4959dbc83908dc4a42c82fb9a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4479e9e444bbbb44c53f96ed56f6d6be042ff4959dbc83908dc4a42c82fb9a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4479e9e444bbbb44c53f96ed56f6d6be042ff4959dbc83908dc4a42c82fb9a6", kill_on_drop: false }`
[INFO] [stdout] b4479e9e444bbbb44c53f96ed56f6d6be042ff4959dbc83908dc4a42c82fb9a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b997165e2b5aa76d6666bf8e7002bf9cda9bccd939a954d84a8c185f2bcb8f57
[INFO] running `Command { std: "docker" "start" "-a" "b997165e2b5aa76d6666bf8e7002bf9cda9bccd939a954d84a8c185f2bcb8f57", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking zeroize v1.5.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]     Checking flex-error v0.4.4
[INFO] [stderr]     Checking time v0.3.11
[INFO] [stderr]    Compiling prost-derive v0.10.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking prost v0.10.4
[INFO] [stderr]     Checking prost-types v0.10.1
[INFO] [stderr]     Checking serde_bytes v0.11.6
[INFO] [stderr]     Checking tendermint-proto v0.23.7
[INFO] [stderr]  Documenting abci2 v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(trait_alias)]
[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 document `abci2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name abci2 src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=27e1a3771c9a3cc9 -L dependency=/opt/rustwide/target/debug/deps --extern log=/opt/rustwide/target/debug/deps/liblog-3e075563a9423780.rmeta --extern prost=/opt/rustwide/target/debug/deps/libprost-2ca3abf7030e124c.rmeta --extern tendermint_proto=/opt/rustwide/target/debug/deps/libtendermint_proto-a255bbfa47fb6017.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-50b94201476e2b25.rmeta --cap-lints=warn --crate-version 0.1.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b997165e2b5aa76d6666bf8e7002bf9cda9bccd939a954d84a8c185f2bcb8f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b997165e2b5aa76d6666bf8e7002bf9cda9bccd939a954d84a8c185f2bcb8f57", kill_on_drop: false }`
[INFO] [stdout] b997165e2b5aa76d6666bf8e7002bf9cda9bccd939a954d84a8c185f2bcb8f57
