[INFO] cloning repository https://github.com/The0x539/dtui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/The0x539/dtui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThe0x539%2Fdtui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThe0x539%2Fdtui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a2f22bdab8b547279d730396982ea45909736e2
[INFO] documenting The0x539/dtui against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThe0x539%2Fdtui" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/The0x539/dtui on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/The0x539/dtui
[INFO] finished tweaking git repo https://github.com/The0x539/dtui
[INFO] tweaked toml for git repo https://github.com/The0x539/dtui written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/The0x539/dtui already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/The0x539/deluge-macro.git`
[INFO] [stderr]     Updating git repository `https://github.com/The0x539/rust-rencode.git`
[INFO] [stderr]     Updating git repository `https://github.com/rust-cli/confy.git`
[INFO] [stderr]     Updating git repository `https://github.com/The0x539/rust-deluge-rpc.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmer_enumset_derive v0.5.0
[INFO] [stderr]   Downloaded cursive v0.16.3
[INFO] [stderr]   Downloaded pin-project-internal v0.4.20
[INFO] [stderr]   Downloaded memoffset v0.6.3
[INFO] [stderr]   Downloaded pin-project v0.4.20
[INFO] [stderr]   Downloaded async-trait v0.1.35
[INFO] [stderr]   Downloaded enum-map-derive v0.4.3
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.5
[INFO] [stderr]   Downloaded cursive-tabs v0.6.0
[INFO] [stderr]   Downloaded tokio-rustls v0.13.1
[INFO] [stderr]   Downloaded num_enum_derive v0.5.0
[INFO] [stderr]   Downloaded serde_yaml v0.8.13
[INFO] [stderr]   Downloaded ryu_floating_decimal v0.1.0
[INFO] [stderr]   Downloaded enum-map v0.6.2
[INFO] [stderr]   Downloaded cloudflare-zlib-sys v0.2.0
[INFO] [stderr]   Downloaded hashers v1.0.1
[INFO] [stderr]   Downloaded signal-hook v0.3.8
[INFO] [stderr]   Downloaded ahash v0.6.3
[INFO] [stderr]   Downloaded pretty_dtoa v0.1.0
[INFO] [stderr]   Downloaded cloudflare-zlib v0.2.5
[INFO] [stderr]   Downloaded web-sys v0.3.40
[INFO] [stderr]   Downloaded wasmer_enumset v1.0.1
[INFO] [stderr]   Downloaded cursive_core v0.2.2
[INFO] [stderr]   Downloaded epochs v0.2.4
[INFO] [stderr]   Downloaded enum-kinds v0.5.0
[INFO] [stderr]   Downloaded syn v1.0.30
[INFO] [stderr]   Downloaded cursive_buffered_backend v0.5.0
[INFO] [stderr]   Downloaded lazy-regex v0.1.3
[INFO] [stderr]   Downloaded num_enum v0.5.0
[INFO] [stderr]   Downloaded rustls v0.17.0
[INFO] [stderr]   Downloaded ring v0.16.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5e913fbf9cb9326d17faf0ddec973e7f2fffb07e704c424b5388926e6940453
[INFO] running `Command { std: "docker" "start" "-a" "c5e913fbf9cb9326d17faf0ddec973e7f2fffb07e704c424b5388926e6940453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5e913fbf9cb9326d17faf0ddec973e7f2fffb07e704c424b5388926e6940453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5e913fbf9cb9326d17faf0ddec973e7f2fffb07e704c424b5388926e6940453", kill_on_drop: false }`
[INFO] [stdout] c5e913fbf9cb9326d17faf0ddec973e7f2fffb07e704c424b5388926e6940453
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e23e1d69d67de3f03b1d46d3351d951f0bc1e993ee36446d98aa5345af98f790
[INFO] running `Command { std: "docker" "start" "-a" "e23e1d69d67de3f03b1d46d3351d951f0bc1e993ee36446d98aa5345af98f790", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.5
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]    Compiling ryu_floating_decimal v0.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.8
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking base64 v0.12.1
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking bytesize v1.0.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling ring v0.16.14
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling cloudflare-zlib-sys v0.2.0
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking lazy-regex v0.1.3
[INFO] [stderr]     Checking libc v0.2.93
[INFO] [stderr]     Checking proc-macro2 v1.0.18
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking memchr v2.3.3
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking byteorder v1.3.4
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking pretty_dtoa v0.1.0
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[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking ahash v0.6.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-queue v0.3.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking crossterm v0.19.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking cloudflare-zlib v0.2.5
[INFO] [stderr]     Checking crossbeam v0.8.0
[INFO] [stderr]     Checking epochs v0.2.4
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.20
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling deluge-rpc-macro v0.6.2 (https://github.com/The0x539/deluge-macro.git?branch=trunk#051c14c1)
[INFO] [stderr]    Compiling enum-kinds v0.5.0
[INFO] [stderr]    Compiling async-trait v0.1.35
[INFO] [stderr]     Checking enum-map v0.6.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking pin-project v0.4.20
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling wasmer_enumset_derive v0.5.0
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]     Checking wasmer_enumset v1.0.1
[INFO] [stderr]     Checking cursive_core v0.2.2
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking cursive-tabs v0.6.0
[INFO] [stderr]     Checking cursive v0.16.3
[INFO] [stderr]     Checking cursive_buffered_backend v0.5.0
[INFO] [stderr]     Checking ron v0.6.0
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking rencode v0.2.1 (https://github.com/The0x539/rust-rencode.git?branch=trunk#86c956b9)
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]     Checking confy v0.4.0 (https://github.com/rust-cli/confy.git#baf2b401)
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling num_enum_derive v0.5.0
[INFO] [stderr]     Checking num_enum v0.5.0
[INFO] [stderr]     Checking deluge-rpc v0.7.0 (https://github.com/The0x539/rust-deluge-rpc.git?branch=trunk#b0178afb)
[INFO] [stderr]  Documenting dtui v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_closure)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![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 3 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 `dtui`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name dtui src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-82aa54db86e988a1.so --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-0bfd2112b0b13d37.rmeta --extern confy=/opt/rustwide/target/debug/deps/libconfy-03eebc46f2cb0bad.rmeta --extern cursive=/opt/rustwide/target/debug/deps/libcursive-552537c8640c1044.rmeta --extern cursive_tabs=/opt/rustwide/target/debug/deps/libcursive_tabs-39a376e0b547b093.rmeta --extern cursive_buffered_backend=/opt/rustwide/target/debug/deps/libcursive_buffered_backend-bbf42583be633ee7.rmeta --extern deluge_rpc=/opt/rustwide/target/debug/deps/libdeluge_rpc-63fbaac14396ea7f.rmeta --extern epochs=/opt/rustwide/target/debug/deps/libepochs-32e7025b0980246c.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-ba95a15ffe9fa762.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-e5b5ec246bf82f59.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-2a379734ff8702b5.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-66f812e84cae19c4.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-4ff178f1dfe8d23d.rmeta --extern pretty_dtoa=/opt/rustwide/target/debug/deps/libpretty_dtoa-701f919f5132cc21.rmeta --extern ryu=/opt/rustwide/target/debug/deps/libryu-a315590816eb4c76.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-d88bf164b3029b5b.rmeta --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-6b0e24763cc48aa6.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-758fcdf0ea2f111e.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-57e943f275522f74.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e23e1d69d67de3f03b1d46d3351d951f0bc1e993ee36446d98aa5345af98f790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e23e1d69d67de3f03b1d46d3351d951f0bc1e993ee36446d98aa5345af98f790", kill_on_drop: false }`
[INFO] [stdout] e23e1d69d67de3f03b1d46d3351d951f0bc1e993ee36446d98aa5345af98f790
