[INFO] fetching crate quickbms-lsp 0.1.1...
[INFO] documenting quickbms-lsp-0.1.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate quickbms-lsp 0.1.1 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate quickbms-lsp 0.1.1 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 quickbms-lsp 0.1.1
[INFO] finished tweaking crates.io crate quickbms-lsp 0.1.1
[INFO] tweaked toml for crates.io crate quickbms-lsp 0.1.1 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate crates.io crate quickbms-lsp 0.1.1 already has a lockfile, it will not be regenerated
[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 jsonrpc-core v17.0.0
[INFO] [stderr]   Downloaded futures-macro v0.3.14
[INFO] [stderr]   Downloaded futures-core v0.3.14
[INFO] [stderr]   Downloaded futures-io v0.3.14
[INFO] [stderr]   Downloaded futures-sink v0.3.14
[INFO] [stderr]   Downloaded futures-task v0.3.14
[INFO] [stderr]   Downloaded futures-executor v0.3.14
[INFO] [stderr]   Downloaded futures-channel v0.3.14
[INFO] [stderr]   Downloaded tree-sitter v0.19.3
[INFO] [stderr]   Downloaded futures v0.3.14
[INFO] [stderr]   Downloaded lsp-types v0.89.0
[INFO] [stderr]   Downloaded futures-util v0.3.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 4638f3b7c76676c650944b60a999d33f1a157162b8499de7e64ec5c33d5fbcee
[INFO] running `Command { std: "docker" "start" "-a" "4638f3b7c76676c650944b60a999d33f1a157162b8499de7e64ec5c33d5fbcee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4638f3b7c76676c650944b60a999d33f1a157162b8499de7e64ec5c33d5fbcee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4638f3b7c76676c650944b60a999d33f1a157162b8499de7e64ec5c33d5fbcee", kill_on_drop: false }`
[INFO] [stdout] 4638f3b7c76676c650944b60a999d33f1a157162b8499de7e64ec5c33d5fbcee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 988c1e0ce0d47eeb0837564eaacb1d59f80692acd6f898cadf1b6b342c2ec564
[INFO] running `Command { std: "docker" "start" "-a" "988c1e0ce0d47eeb0837564eaacb1d59f80692acd6f898cadf1b6b342c2ec564", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling tree-sitter v0.19.3
[INFO] [stderr]    Compiling quickbms-lsp v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking multimap v0.8.3
[INFO] [stderr]     Checking jsonrpc-core v17.0.0
[INFO] [stderr]     Checking lsp-types v0.89.0
[INFO] [stderr]  Documenting quickbms-lsp v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_blocks)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `quickbms-lsp`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name quickbms_lsp src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=11c73b0042fe45d4 -L dependency=/opt/rustwide/target/debug/deps --extern jsonrpc_core=/opt/rustwide/target/debug/deps/libjsonrpc_core-03839793b2c82b5c.rmeta --extern lsp_types=/opt/rustwide/target/debug/deps/liblsp_types-d636da35ab71b4ca.rmeta --extern multimap=/opt/rustwide/target/debug/deps/libmultimap-30c3e6c65c4cc9c6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-f583fade8d015eab.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-ff540e87c55b1b0e.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-0c98b95f5cf11dd6.rmeta --extern tree_sitter=/opt/rustwide/target/debug/deps/libtree_sitter-7b949f95347af2fc.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "988c1e0ce0d47eeb0837564eaacb1d59f80692acd6f898cadf1b6b342c2ec564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "988c1e0ce0d47eeb0837564eaacb1d59f80692acd6f898cadf1b6b342c2ec564", kill_on_drop: false }`
[INFO] [stdout] 988c1e0ce0d47eeb0837564eaacb1d59f80692acd6f898cadf1b6b342c2ec564