[INFO] cloning repository https://github.com/YangKeao/toda
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YangKeao/toda" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYangKeao%2Ftoda", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYangKeao%2Ftoda'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5542f623a9f8f8f4aead2ef7f01892fd72ecfada
[INFO] documenting YangKeao/toda against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYangKeao%2Ftoda" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YangKeao/toda 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] removed /workspace/builds/worker-117/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-117/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/YangKeao/toda
[INFO] finished tweaking git repo https://github.com/YangKeao/toda
[INFO] tweaked toml for git repo https://github.com/YangKeao/toda written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate git repo https://github.com/YangKeao/toda already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jsonrpc-core-client v17.0.0
[INFO] [stderr]   Downloaded procfs v0.8.1
[INFO] [stderr]   Downloaded jsonrpc-pubsub v17.0.0
[INFO] [stderr]   Downloaded jsonrpc-derive v17.0.0
[INFO] [stderr]   Downloaded users v0.11.0
[INFO] [stderr]   Downloaded dynasmrt v1.0.1
[INFO] [stderr]   Downloaded dynasm v1.0.1
[INFO] [stderr]   Downloaded fuser v0.6.0
[INFO] [stderr]   Downloaded retry v1.2.0
[INFO] [stderr]   Downloaded memmap2 v0.2.0
[INFO] [stderr]   Downloaded jsonrpc-client-transports v17.0.0
[INFO] [stderr]   Downloaded humantime-serde v1.0.1
[INFO] [stderr]   Downloaded jsonrpc-stdio-server v17.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] a6b91783b21b9f4178802ba84d5915f7d83d9d7ec22d7190c73ffc4fd3039330
[INFO] running `Command { std: "docker" "start" "-a" "a6b91783b21b9f4178802ba84d5915f7d83d9d7ec22d7190c73ffc4fd3039330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6b91783b21b9f4178802ba84d5915f7d83d9d7ec22d7190c73ffc4fd3039330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6b91783b21b9f4178802ba84d5915f7d83d9d7ec22d7190c73ffc4fd3039330", kill_on_drop: false }`
[INFO] [stdout] a6b91783b21b9f4178802ba84d5915f7d83d9d7ec22d7190c73ffc4fd3039330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dc48268e97c0196a6bc3b73e4c81c803e6d993bc528e30b1c28e73444e62cb9
[INFO] running `Command { std: "docker" "start" "-a" "9dc48268e97c0196a6bc3b73e4c81c803e6d993bc528e30b1c28e73444e62cb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling serde_derive v1.0.120
[INFO] [stderr]    Compiling serde v1.0.120
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking libflate_lz77 v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]    Compiling fuser v0.6.0
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking libflate v1.0.3
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]     Checking memmap2 v0.2.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking procfs v0.8.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking retry v1.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling dynasm v1.0.1
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking humantime-serde v1.0.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking dynasmrt v1.0.1
[INFO] [stderr]     Checking jsonrpc-core v17.0.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking jsonrpc-pubsub v17.0.0
[INFO] [stderr]     Checking jsonrpc-stdio-server v17.0.0
[INFO] [stderr]    Compiling jsonrpc-derive v17.0.0
[INFO] [stderr]     Checking jsonrpc-client-transports v17.0.0
[INFO] [stderr]     Checking jsonrpc-core-client v17.0.0
[INFO] [stderr]  Documenting toda v0.1.23 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(box_syntax)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(async_closure)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(vec_into_raw_parts)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(atomic_mut_ptr)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(drain_filter)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 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 document `toda`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name toda src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-2bb0455753a8f12d.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-57080f05fb94c47b.so --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-c759f8d07719039e.rmeta --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-eca5dcc6b7e07719.so --extern dynasmrt=/opt/rustwide/target/debug/deps/libdynasmrt-9cb090737a6b5ae0.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-56081bdd078cf560.rmeta --extern fuser=/opt/rustwide/target/debug/deps/libfuser-5e2d02d545e64299.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-4e1a3fe0f3868a0b.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-dd005bda8a71734d.rmeta --extern humantime_serde=/opt/rustwide/target/debug/deps/libhumantime_serde-67ec40d47beb9ed1.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-6738c699ae19a4d9.rmeta --extern jsonrpc_core=/opt/rustwide/target/debug/deps/libjsonrpc_core-8515eeac97a1f91a.rmeta --extern jsonrpc_core_client=/opt/rustwide/target/debug/deps/libjsonrpc_core_client-53ef323c0ec316ff.rmeta --extern jsonrpc_derive=/opt/rustwide/target/debug/deps/libjsonrpc_derive-c549577a8e1db26d.so --extern jsonrpc_stdio_server=/opt/rustwide/target/debug/deps/libjsonrpc_stdio_server-a5068a67bc1b0509.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-b6cd10fc0150fd27.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-67ae4e6eb529055f.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-00591b7ee374250a.rmeta --extern procfs=/opt/rustwide/target/debug/deps/libprocfs-0de6a6b7f44d8e7d.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-ce553f999dc32767.rmeta --extern retry=/opt/rustwide/target/debug/deps/libretry-1f5462a8818432f8.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-44ae517746986ba8.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-fb99c5d6d155e034.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-747ba401c49d5fd8.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-3cb06ab30b71d92a.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-4d970017931693d6.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-be39dfb1ecbf54e9.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-00ff03f49a6d757c.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-8f59db0ac8ad080f.rmeta --extern tracing_futures=/opt/rustwide/target/debug/deps/libtracing_futures-f92981584f2e88c5.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-771e09df37e480f6.rmeta --cap-lints=warn --crate-version 0.1.23` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "9dc48268e97c0196a6bc3b73e4c81c803e6d993bc528e30b1c28e73444e62cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dc48268e97c0196a6bc3b73e4c81c803e6d993bc528e30b1c28e73444e62cb9", kill_on_drop: false }`
[INFO] [stdout] 9dc48268e97c0196a6bc3b73e4c81c803e6d993bc528e30b1c28e73444e62cb9
