[INFO] fetching crate unfuck 0.2.2...
[INFO] documenting unfuck-0.2.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate unfuck 0.2.2 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate unfuck 0.2.2 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 unfuck 0.2.2
[INFO] finished tweaking crates.io crate unfuck 0.2.2
[INFO] tweaked toml for crates.io crate unfuck 0.2.2 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate crates.io crate unfuck 0.2.2 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] [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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 77fdd4a8a67bbccaad7fa9e242435644c9c840fed91eda7f0dab575b994eec7f
[INFO] running `Command { std: "docker" "start" "-a" "77fdd4a8a67bbccaad7fa9e242435644c9c840fed91eda7f0dab575b994eec7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77fdd4a8a67bbccaad7fa9e242435644c9c840fed91eda7f0dab575b994eec7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77fdd4a8a67bbccaad7fa9e242435644c9c840fed91eda7f0dab575b994eec7f", kill_on_drop: false }`
[INFO] [stdout] 77fdd4a8a67bbccaad7fa9e242435644c9c840fed91eda7f0dab575b994eec7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] c83d3d9575e923e29bc0b7191d73b9e1f8acdb0cdb533681b81275b683eba81b
[INFO] running `Command { std: "docker" "start" "-a" "c83d3d9575e923e29bc0b7191d73b9e1f8acdb0cdb533681b81275b683eba81b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling cpython v0.5.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking pretty-hex v0.2.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking simple_logger v1.12.1
[INFO] [stderr]     Checking simplelog v0.8.0
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking stfu8 v0.2.4
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling enum-primitive-derive v0.2.1
[INFO] [stderr]    Compiling python27-sys v0.5.2
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking pydis v0.4.0
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking py27-marshal v0.3.4
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]  Documenting unfuck v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/smallvm.rs:1551:6
[INFO] [stdout]      |
[INFO] [stdout] 1551 |     };
[INFO] [stdout]      |      ^ help: remove this semicolon
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(get_mut_unchecked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(map_first_last)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `deobfuscate`
[INFO] [stdout]   --> src/lib.rs:68:57
[INFO] [stdout]    |
[INFO] [stdout] 68 |     /// Returns the generated graphviz graphs after a [`deobfuscate`] has been called.
[INFO] [stdout]    |                                                         ^^^^^^^^^^^ no item named `deobfuscate` 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: unresolved link to `crate::errors::Error`
[INFO] [stdout]   --> src/lib.rs:85:14
[INFO] [stdout]    |
[INFO] [stdout] 85 | /// or the [`crate::errors::Error`] encountered during execution
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^ no item named `errors` in module `unfuck`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 3 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 `unfuck`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name unfuck src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=16f75d14fcbc0e1d -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-277327711cafc584.rmeta --extern base64=/opt/rustwide/target/debug/deps/libbase64-277e048baafe960a.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-de63b5279be8a244.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-21d0a7105b7fc30b.rmeta --extern cpython=/opt/rustwide/target/debug/deps/libcpython-47608710de6d58e9.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-497324fc80c6471c.rmeta --extern csv=/opt/rustwide/target/debug/deps/libcsv-ea2cdbca1237e231.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-197c1b17ed388704.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-250758b0906e1967.rmeta --extern memmap=/opt/rustwide/target/debug/deps/libmemmap-c5b6c6e1176f90ef.rmeta --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-dee745d21b70b210.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-3df10c177a58f20e.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-4c86c04c1d0145d5.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-805a3c0d3c2b3516.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-1142a543640d41f3.rmeta --extern pretty_hex=/opt/rustwide/target/debug/deps/libpretty_hex-9e1c6670145546c4.rmeta --extern py27_marshal=/opt/rustwide/target/debug/deps/libpy27_marshal-acb8a30d5a1c58a4.rmeta --extern pydis=/opt/rustwide/target/debug/deps/libpydis-33d98e67ee47d6d4.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-7cca258bc2b6f410.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-c82b6cd71f23a983.rmeta --extern simple_logger=/opt/rustwide/target/debug/deps/libsimple_logger-f59f69ed10fb7881.rmeta --extern simplelog=/opt/rustwide/target/debug/deps/libsimplelog-d2a2d09e2ff1ee96.rmeta --extern stfu8=/opt/rustwide/target/debug/deps/libstfu8-9f140c4cb367a3a1.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-14ce544c0cf8a2ae.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-0f62b8057c557821.rmeta --extern zip=/opt/rustwide/target/debug/deps/libzip-0a32baa90fffb5a8.rmeta --cap-lints=warn --crate-version 0.2.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "c83d3d9575e923e29bc0b7191d73b9e1f8acdb0cdb533681b81275b683eba81b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c83d3d9575e923e29bc0b7191d73b9e1f8acdb0cdb533681b81275b683eba81b", kill_on_drop: false }`
[INFO] [stdout] c83d3d9575e923e29bc0b7191d73b9e1f8acdb0cdb533681b81275b683eba81b