[INFO] fetching crate esl 0.8.0...
[INFO] documenting esl-0.8.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate esl 0.8.0 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate esl 0.8.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate esl 0.8.0
[INFO] finished tweaking crates.io crate esl 0.8.0
[INFO] tweaked toml for crates.io crate esl 0.8.0 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d937bb8046b393482ca2129f0d1aba3ac461cd555d050860bb863544903b276
[INFO] running `Command { std: "docker" "start" "-a" "3d937bb8046b393482ca2129f0d1aba3ac461cd555d050860bb863544903b276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d937bb8046b393482ca2129f0d1aba3ac461cd555d050860bb863544903b276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d937bb8046b393482ca2129f0d1aba3ac461cd555d050860bb863544903b276", kill_on_drop: false }`
[INFO] [stdout] 3d937bb8046b393482ca2129f0d1aba3ac461cd555d050860bb863544903b276
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8022fbea2e9694d3580058c874f2668355500e5c14d5705993b3d54d4ac814d
[INFO] running `Command { std: "docker" "start" "-a" "c8022fbea2e9694d3580058c874f2668355500e5c14d5705993b3d54d4ac814d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking nameof v1.2.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking macro-attr-2018 v1.1.2
[INFO] [stderr]     Checking enum-derive-2018 v1.0.2
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling enum-ordinalize v3.1.11
[INFO] [stderr]    Compiling enumn v0.1.4
[INFO] [stderr]    Compiling educe v0.4.19
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling esl v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: 4th rule of macro `enum_serde` is never used
[INFO] [stdout]    --> src/tag.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 173 |     ($name:ty, $exp:literal, $bits:ty, $to:ident (), try $from:ident, $signed:ident, $big:ident $(, ^$xor:literal)?) => {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> build.rs:1:9
[INFO] [stdout]     |
[INFO] [stdout] 1   | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_macro_rules)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 3rd rule of macro `enum_serde` is never used
[INFO] [stdout]    --> src/tag.rs:134:5
[INFO] [stdout]     |
[INFO] [stdout] 134 |     ($name:ty, $exp:literal, $bits:ty, $to:ident, try $from:ident, $signed:ident, $big:ident $(, ^$xor:literal)?) => {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 1st rule of macro `enum_serde` is never used
[INFO] [stdout]   --> src/tag.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     ($name:ty, $exp:literal, as $bits:ty, $signed:ident, $big:ident) => {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `esl` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "c8022fbea2e9694d3580058c874f2668355500e5c14d5705993b3d54d4ac814d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8022fbea2e9694d3580058c874f2668355500e5c14d5705993b3d54d4ac814d", kill_on_drop: false }`
[INFO] [stdout] c8022fbea2e9694d3580058c874f2668355500e5c14d5705993b3d54d4ac814d