[INFO] cloning repository https://github.com/ear7h/wiki
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ear7h/wiki" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fear7h%2Fwiki", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fear7h%2Fwiki'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 927e06d15b91229068487eeb2412a5e4d5b3ca42
[INFO] documenting ear7h/wiki against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fear7h%2Fwiki" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ear7h/wiki 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 git repo https://github.com/ear7h/wiki
[INFO] finished tweaking git repo https://github.com/ear7h/wiki
[INFO] tweaked toml for git repo https://github.com/ear7h/wiki written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ear7h/wiki already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] f8f11dbebc66db83e92393e973e6df214ed028279c2862b671da9a3f4bace2b2
[INFO] running `Command { std: "docker" "start" "-a" "f8f11dbebc66db83e92393e973e6df214ed028279c2862b671da9a3f4bace2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8f11dbebc66db83e92393e973e6df214ed028279c2862b671da9a3f4bace2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8f11dbebc66db83e92393e973e6df214ed028279c2862b671da9a3f4bace2b2", kill_on_drop: false }`
[INFO] [stdout] f8f11dbebc66db83e92393e973e6df214ed028279c2862b671da9a3f4bace2b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 8af957300d2adef569b37b84a37f37c9efd0e1c1eb3dfc834d09fad7c2feccbe
[INFO] running `Command { std: "docker" "start" "-a" "8af957300d2adef569b37b84a37f37c9efd0e1c1eb3dfc834d09fad7c2feccbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.84
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.15 (/opt/rustwide/workdir/lib/aho-corasick)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> lib/aho-corasick/src/buffer.rs:99:13
[INFO] [stdout]     |
[INFO] [stdout] 98  |               return Ok(true);
[INFO] [stdout]     |               --------------- any code following this expression is unreachable
[INFO] [stdout] 99  | /             if self.len() >= self.min {
[INFO] [stdout] 100 | |                 return Ok(true);
[INFO] [stdout] 101 | |             }
[INFO] [stdout]     | |_____________^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `readany` is never read
[INFO] [stdout]   --> lib/aho-corasick/src/buffer.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             readany = true;
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_match_end`
[INFO] [stdout]     --> lib/aho-corasick/src/ahocorasick.rs:1240:5
[INFO] [stdout]      |
[INFO] [stdout] 1240 |     last_match_end: usize,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `FindOverlappingIter` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     --> lib/aho-corasick/src/ahocorasick.rs:1234:10
[INFO] [stdout]      |
[INFO] [stdout] 1234 | #[derive(Debug)]
[INFO] [stdout]      |          ^^^^^
[INFO] [stdout]      = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `config`
[INFO] [stdout]    --> lib/aho-corasick/src/packed/api.rs:380:5
[INFO] [stdout]     |
[INFO] [stdout] 380 |     config: Config,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Searcher` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> lib/aho-corasick/src/packed/api.rs:378:10
[INFO] [stdout]     |
[INFO] [stdout] 378 | #[derive(Clone, Debug)]
[INFO] [stdout]     |          ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]  Documenting wiki v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking wiki v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new_match`
[INFO] [stdout]   --> src/tst.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn new_match(k : K, v : V) -> Node <K, V>  {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `K`
[INFO] [stdout]   --> src/tst.rs:48:48
[INFO] [stdout]    |
[INFO] [stdout] 48 | /// TstScanner is capable of scanning chunked [K] maintaining state and an
[INFO] [stdout]    |                                                ^ no item named `K` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/bin/echokeys.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(or_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `or_patterns` has been stable since 1.53.0 and no longer requires an attribute to enable
[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 `wiki`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name echokeys src/bin/echokeys.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=d907d8ce02fafc96 -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-d6282ce183aefdd5.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-64835b5972c01306.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-62c04cd73f701bab.rmeta --extern termion=/opt/rustwide/target/debug/deps/libtermion-bb0eeebe08c966cb.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-57b483923ee5ad65.rmeta --extern wiki=/opt/rustwide/target/debug/deps/libwiki-ffae19838eb484c6.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/bin/mkshell.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(vec_into_raw_parts)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/bin/mkshell.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(str_internals)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/bin/mkshell.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(shrink_to)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `K`
[INFO] [stdout]   --> src/bin/../tst.rs:48:48
[INFO] [stdout]    |
[INFO] [stdout] 48 | /// TstScanner is capable of scanning chunked [K] maintaining state and an
[INFO] [stdout]    |                                                ^ no item named `K` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 `wiki`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name mkshell src/bin/mkshell.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=0c7f038265e2ed4c -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-d6282ce183aefdd5.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-64835b5972c01306.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-62c04cd73f701bab.rmeta --extern termion=/opt/rustwide/target/debug/deps/libtermion-bb0eeebe08c966cb.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-57b483923ee5ad65.rmeta --extern wiki=/opt/rustwide/target/debug/deps/libwiki-ffae19838eb484c6.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8af957300d2adef569b37b84a37f37c9efd0e1c1eb3dfc834d09fad7c2feccbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8af957300d2adef569b37b84a37f37c9efd0e1c1eb3dfc834d09fad7c2feccbe", kill_on_drop: false }`
[INFO] [stdout] 8af957300d2adef569b37b84a37f37c9efd0e1c1eb3dfc834d09fad7c2feccbe