[INFO] fetching crate fungi-lang 0.1.63...
[INFO] documenting fungi-lang-0.1.63 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate fungi-lang 0.1.63 into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate fungi-lang 0.1.63 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fungi-lang 0.1.63
[INFO] finished tweaking crates.io crate fungi-lang 0.1.63
[INFO] tweaked toml for crates.io crate fungi-lang 0.1.63 written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded adapton v0.3.31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3344ea99136fdb8150695761b45241028592af49a0033d5a4cb783448cbb3e09
[INFO] running `Command { std: "docker" "start" "-a" "3344ea99136fdb8150695761b45241028592af49a0033d5a4cb783448cbb3e09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3344ea99136fdb8150695761b45241028592af49a0033d5a4cb783448cbb3e09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3344ea99136fdb8150695761b45241028592af49a0033d5a4cb783448cbb3e09", kill_on_drop: false }`
[INFO] [stdout] 3344ea99136fdb8150695761b45241028592af49a0033d5a4cb783448cbb3e09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a89d30d11ae4f89b7c9b31844dd70dab303dad5ccb8314dd5a621e9e25f4a72
[INFO] running `Command { std: "docker" "start" "-a" "1a89d30d11ae4f89b7c9b31844dd70dab303dad5ccb8314dd5a621e9e25f4a72", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking utf8-ranges v1.0.5
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking adapton v0.3.31
[INFO] [stderr]     Checking proc-macro2 v0.3.8
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]  Documenting fungi-lang v0.1.63 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:95:1
[INFO] [stdout]    |
[INFO] [stdout] 95 | #![feature(crate_in_paths)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `crate_in_paths` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/normal.rs:501:19
[INFO] [stdout]     |
[INFO] [stdout] 501 |                 }};
[INFO] [stdout]     |                   ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/decide.rs:1376:18
[INFO] [stdout]      |
[INFO] [stdout] 1376 |                 };
[INFO] [stdout]      |                  ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/bitype.rs:1514:6
[INFO] [stdout]      |
[INFO] [stdout] 1514 |     };
[INFO] [stdout]      |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/eval.rs:268:14
[INFO] [stdout]     |
[INFO] [stdout] 268 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/reduce.rs:630:14
[INFO] [stdout]     |
[INFO] [stdout] 630 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `fungi-lang`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name fungi_lang src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ea25754f19e18172 -L dependency=/opt/rustwide/target/debug/deps --extern adapton=/opt/rustwide/target/debug/deps/libadapton-a953da6431df0a0b.rmeta --extern nom=/opt/rustwide/target/debug/deps/libnom-cfcb452b843ea126.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c6c3c9f9dfa25627.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-07475dec3d5f402a.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-4b0c86b78a563d56.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-83f91e0782093c72.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-b857a9c9a63a3134.rmeta --cap-lints=warn --crate-version 0.1.63` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "1a89d30d11ae4f89b7c9b31844dd70dab303dad5ccb8314dd5a621e9e25f4a72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a89d30d11ae4f89b7c9b31844dd70dab303dad5ccb8314dd5a621e9e25f4a72", kill_on_drop: false }`
[INFO] [stdout] 1a89d30d11ae4f89b7c9b31844dd70dab303dad5ccb8314dd5a621e9e25f4a72