[INFO] cloning repository https://github.com/inherd/unflow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inherd/unflow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finherd%2Funflow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finherd%2Funflow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77f6730f85758c80bd827163d3a6c666d293bb4a
[INFO] documenting inherd/unflow against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finherd%2Funflow" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/inherd/unflow 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] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/inherd/unflow
[INFO] finished tweaking git repo https://github.com/inherd/unflow
[INFO] tweaked toml for git repo https://github.com/inherd/unflow written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/inherd/unflow 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/IWANABETHATGUY/lsp-text-document`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tower-lsp-macros v0.4.1
[INFO] [stderr]   Downloaded better_typeid_derive v0.1.1
[INFO] [stderr]   Downloaded better_any v0.1.1
[INFO] [stderr]   Downloaded tower-lsp v0.14.1
[INFO] [stderr]   Downloaded antlr-rust v0.2.0
[INFO] [stderr]   Downloaded ropey v1.2.0
[INFO] [stderr]   Downloaded lsp-types v0.89.1
[INFO] [stderr]   Downloaded murmur3 v0.4.1
[INFO] [stderr]   Downloaded lsp-types v0.84.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 372c53db2cd7d3dd6d2907fda53490b3fbec1c4ad8be97ae88189a8369d9f7ee
[INFO] running `Command { std: "docker" "start" "-a" "372c53db2cd7d3dd6d2907fda53490b3fbec1c4ad8be97ae88189a8369d9f7ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "372c53db2cd7d3dd6d2907fda53490b3fbec1c4ad8be97ae88189a8369d9f7ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "372c53db2cd7d3dd6d2907fda53490b3fbec1c4ad8be97ae88189a8369d9f7ee", kill_on_drop: false }`
[INFO] [stdout] 372c53db2cd7d3dd6d2907fda53490b3fbec1c4ad8be97ae88189a8369d9f7ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2d0f5fcb1f26bdc57800124eccca71a0ecaec64b01c04fe7d4178a5c2f45e3d
[INFO] running `Command { std: "docker" "start" "-a" "e2d0f5fcb1f26bdc57800124eccca71a0ecaec64b01c04fe7d4178a5c2f45e3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]    Compiling tokio v1.6.0
[INFO] [stderr]     Checking murmur3 v0.4.1
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking ropey v1.2.0
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling better_typeid_derive v0.1.1
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling tower-lsp-macros v0.4.1
[INFO] [stderr]    Compiling auto_impl v0.4.1
[INFO] [stderr]     Checking better_any v0.1.1
[INFO] [stderr]     Checking antlr-rust v0.2.0
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(crate_visibility_modifier)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in favor of `pub(crate)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!` or `::`, found keyword `fn`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/atn.rs:58:11
[INFO] [stdout]     |
[INFO] [stdout] 57  | impl ATN {
[INFO] [stdout]     |          - while parsing this item list starting here
[INFO] [stdout] 58  |     crate fn new_atn(grammar_type: ATNType, max_token_type: isize) -> ATN {
[INFO] [stdout]     |           ^^ expected one of `!` or `::`
[INFO] [stdout] ...
[INFO] [stdout] 175 | }
[INFO] [stdout]     | - the item list ends here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!` or `::`, found keyword `struct`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lexer.rs:113:7
[INFO] [stdout]     |
[INFO] [stdout] 113 | crate struct LexerPosition {
[INFO] [stdout]     |       ^^^^^^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `lexer::BaseLexer`, `lexer::Lexer`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:105:17
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub use lexer::{BaseLexer, Lexer};
[INFO] [stdout]     |                 ^^^^^^^^^  ^^^^^ no `Lexer` in `lexer`
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 no `BaseLexer` in `lexer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::lexer::Lexer`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lexer_action.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::lexer::Lexer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ no `Lexer` in `lexer`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this unresolved item instead
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::Lexer;
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `crate::lexer::LEXER_MAX_CHAR_VALUE`, `crate::lexer::LEXER_MIN_CHAR_VALUE`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/transition.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::lexer::{LEXER_MAX_CHAR_VALUE, LEXER_MIN_CHAR_VALUE};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^ no `LEXER_MIN_CHAR_VALUE` in `lexer`
[INFO] [stdout]   |                    |
[INFO] [stdout]   |                    no `LEXER_MAX_CHAR_VALUE` in `lexer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::lexer::Lexer`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lexer_action_executor.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::lexer::Lexer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ no `Lexer` in `lexer`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this unresolved item instead
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::Lexer;
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `crate::lexer::Lexer`, `crate::lexer::LexerPosition`, `crate::lexer::LEXER_MAX_CHAR_VALUE`, `crate::lexer::LEXER_MIN_CHAR_VALUE`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lexer_atn_simulator.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::lexer::{Lexer, LexerPosition, LEXER_MAX_CHAR_VALUE, LEXER_MIN_CHAR_VALUE};
[INFO] [stdout]    |                    ^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^ no `LEXER_MIN_CHAR_VALUE` in `lexer`
[INFO] [stdout]    |                    |      |              |
[INFO] [stdout]    |                    |      |              no `LEXER_MAX_CHAR_VALUE` in `lexer`
[INFO] [stdout]    |                    |      no `LexerPosition` in `lexer`
[INFO] [stdout]    |                    no `Lexer` in `lexer`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider importing this unresolved item instead:
[INFO] [stdout]            crate::Lexer
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(try_blocks)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(raw)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(is_sorted)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(cell_update)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(get_mut_unchecked)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(specialization)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(coerce_unsized)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(associated_type_defaults)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(generic_associated_types)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `generic_associated_types` has been stable since `1.65.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(crate_visibility_modifier)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(raw)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(is_sorted)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(cell_update)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(get_mut_unchecked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(coerce_unsized)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `raw`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.2.0/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(raw)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 24 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0557, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `antlr-rust` due to 25 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e2d0f5fcb1f26bdc57800124eccca71a0ecaec64b01c04fe7d4178a5c2f45e3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2d0f5fcb1f26bdc57800124eccca71a0ecaec64b01c04fe7d4178a5c2f45e3d", kill_on_drop: false }`
[INFO] [stdout] e2d0f5fcb1f26bdc57800124eccca71a0ecaec64b01c04fe7d4178a5c2f45e3d
