[INFO] cloning repository https://github.com/Techno-coder/lucent
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Techno-coder/lucent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTechno-coder%2Flucent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTechno-coder%2Flucent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5c95b296c80b0fd8e829b9ff3cf6a74717e08ca
[INFO] documenting Techno-coder/lucent 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%2FTechno-coder%2Flucent" "/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/Techno-coder/lucent 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] removed /workspace/builds/worker-10/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/Techno-coder/lucent
[INFO] finished tweaking git repo https://github.com/Techno-coder/lucent
[INFO] tweaked toml for git repo https://github.com/Techno-coder/lucent written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Techno-coder/lucent 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded codespan-reporting v0.9.4
[INFO] [stderr]   Downloaded codespan v0.9.4
[INFO] [stderr]   Downloaded ahash v0.3.5
[INFO] [stderr]   Downloaded dashmap v3.11.2
[INFO] [stderr]   Downloaded iced-x86 v1.2.0
[INFO] [stderr]   Downloaded tree-sitter v0.16.0
[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] 387c5d32bd6238d04d178f5b1e1c3b6d4db8af68c62c82c9732f63bc7bbcf825
[INFO] running `Command { std: "docker" "start" "-a" "387c5d32bd6238d04d178f5b1e1c3b6d4db8af68c62c82c9732f63bc7bbcf825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "387c5d32bd6238d04d178f5b1e1c3b6d4db8af68c62c82c9732f63bc7bbcf825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "387c5d32bd6238d04d178f5b1e1c3b6d4db8af68c62c82c9732f63bc7bbcf825", kill_on_drop: false }`
[INFO] [stdout] 387c5d32bd6238d04d178f5b1e1c3b6d4db8af68c62c82c9732f63bc7bbcf825
[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] e0f15c711d0259c3da701a1ccc68efdb6721ad5a6080c06ab61b7e795b0adb85
[INFO] running `Command { std: "docker" "start" "-a" "e0f15c711d0259c3da701a1ccc68efdb6721ad5a6080c06ab61b7e795b0adb85", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling tree-sitter v0.16.0
[INFO] [stderr]    Compiling lucent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling iced-x86 v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking codespan-reporting v0.9.4
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking codespan v0.9.4
[INFO] [stderr] warning: In file included from tree-sitter-lucent/src/parser.c:1:
[INFO] [stderr] warning: tree-sitter-lucent/src/parser.c: In function 'ts_lex_keywords':
[INFO] [stderr] warning: tree-sitter-lucent/src/tree_sitter/parser.h:131:8: warning: variable 'eof' set but not used [-Wunused-but-set-variable]
[INFO] [stderr] warning:   131 |   bool eof = false;             \
[INFO] [stderr] warning:       |        ^~~
[INFO] [stderr] warning: tree-sitter-lucent/src/parser.c:2471:3: note: in expansion of macro 'START_LEXER'
[INFO] [stderr] warning:  2471 |   START_LEXER();
[INFO] [stderr] warning:       |   ^~~~~~~~~~~
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.3.5
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking dashmap v3.11.2
[INFO] [stderr]    Compiling scroll_derive v0.10.2
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]     Checking goblin v0.2.3
[INFO] [stderr]  Documenting lucent 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(option_unwrap_none)]
[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(entry_insert)]
[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:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(never_type)]
[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:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(concat_idents)]
[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:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(bindings_after_at)]
[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:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(array_value_iter)]
[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:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(bool_to_option)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: In file included from tree-sitter-lucent/src/parser.c:1:
[INFO] [stderr] warning: tree-sitter-lucent/src/parser.c: In function 'ts_lex_keywords':
[INFO] [stderr] warning: tree-sitter-lucent/src/tree_sitter/parser.h:131:8: warning: variable 'eof' set but not used [-Wunused-but-set-variable]
[INFO] [stderr] warning:   131 |   bool eof = false;             \
[INFO] [stderr] warning:       |        ^~~
[INFO] [stderr] warning: tree-sitter-lucent/src/parser.c:2471:3: note: in expansion of macro 'START_LEXER'
[INFO] [stderr] warning:  2471 |   START_LEXER();
[INFO] [stderr] warning:       |   ^~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] error: could not document `lucent`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name lucent 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 codespan=/opt/rustwide/target/debug/deps/libcodespan-e83dc284d36a7439.rmeta --extern codespan_reporting=/opt/rustwide/target/debug/deps/libcodespan_reporting-b9ac76d9d5edd238.rmeta --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-3416908ca39cb8d2.rmeta --extern goblin=/opt/rustwide/target/debug/deps/libgoblin-d02c7b8eb2c58a1c.rmeta --extern iced_x86=/opt/rustwide/target/debug/deps/libiced_x86-183439955166a3a2.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-44a6d57ed01c4afe.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-2e92af3b18316cd5.rmeta --extern scroll=/opt/rustwide/target/debug/deps/libscroll-2c5134f6a8519112.rmeta --extern tree_sitter=/opt/rustwide/target/debug/deps/libtree_sitter-897c19caff49d91f.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e0f15c711d0259c3da701a1ccc68efdb6721ad5a6080c06ab61b7e795b0adb85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0f15c711d0259c3da701a1ccc68efdb6721ad5a6080c06ab61b7e795b0adb85", kill_on_drop: false }`
[INFO] [stdout] e0f15c711d0259c3da701a1ccc68efdb6721ad5a6080c06ab61b7e795b0adb85
