[INFO] cloning repository https://github.com/Master0r0/classic-mc-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Master0r0/classic-mc-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaster0r0%2Fclassic-mc-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaster0r0%2Fclassic-mc-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1766bc4b0874d705812afcbe41e6bb64e578e517
[INFO] documenting Master0r0/classic-mc-rs 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%2FMaster0r0%2Fclassic-mc-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Master0r0/classic-mc-rs 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/Master0r0/classic-mc-rs
[INFO] finished tweaking git repo https://github.com/Master0r0/classic-mc-rs
[INFO] tweaked toml for git repo https://github.com/Master0r0/classic-mc-rs written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f22f62d6dc06715149e44e6ffffa6a8b0da535225a9034cd4fa16f125a0128f2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f22f62d6dc06715149e44e6ffffa6a8b0da535225a9034cd4fa16f125a0128f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f22f62d6dc06715149e44e6ffffa6a8b0da535225a9034cd4fa16f125a0128f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22f62d6dc06715149e44e6ffffa6a8b0da535225a9034cd4fa16f125a0128f2", kill_on_drop: false }`
[INFO] [stdout] f22f62d6dc06715149e44e6ffffa6a8b0da535225a9034cd4fa16f125a0128f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 69531223abcc21b883d7c104f4f79df146f9bc50825863bd2879a0d85c381ed6
[INFO] running `Command { std: "docker" "start" "-a" "69531223abcc21b883d7c104f4f79df146f9bc50825863bd2879a0d85c381ed6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[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 log v0.4.17
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking grey_mc_api v0.1.0 (/opt/rustwide/workdir/grey_mc_api)
[INFO] [stderr]  Documenting grey_mc_api v0.1.0 (/opt/rustwide/workdir/grey_mc_api)
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stdout] warning: enum is never used: `Events`
[INFO] [stdout]  --> grey_mc_api/src/event.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum Events {
[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] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking http v0.2.7
[INFO] [stderr]     Checking futures-channel v0.3.21
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking mc_packets v0.1.0 (/opt/rustwide/workdir/mc_packets)
[INFO] [stderr]  Documenting mc_packets v0.1.0 (/opt/rustwide/workdir/mc_packets)
[INFO] [stdout] warning: unused imports: `BigEndian`, `ReadBytesExt`, `WriteBytesExt`
[INFO] [stdout]  --> mc_packets/src/lib.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use byteorder::{BigEndian, ReadBytesExt, WriteBytesExt};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufRead`, `Cursor`
[INFO] [stdout]  --> mc_packets/src/lib.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{Cursor, BufRead};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> mc_packets/src/classic.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> mc_packets/src/classic.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log::{debug};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buffer`
[INFO] [stdout]   --> mc_packets/src/classic.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn from(buffer: &[u8]) -> Self {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> mc_packets/src/classic.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn size(id: u8) -> usize {
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking spinning_top v0.2.4
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling openssl-sys v0.9.73
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking nanorand v0.4.4
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking flume v0.9.2
[INFO] [stderr]     Checking fern v0.6.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling openssl v0.10.40
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hematite-nbt v0.5.2
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking mc_worlds v0.1.0 (/opt/rustwide/workdir/mc_worlds)
[INFO] [stderr]  Documenting mc_worlds v0.1.0 (/opt/rustwide/workdir/mc_worlds)
[INFO] [stdout] warning: unused import: `LittleEndian`
[INFO] [stdout]  --> mc_worlds/src/classic.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use byteorder::{LittleEndian};
[INFO] [stdout]   |                 ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `flate2::read::GzDecoder`
[INFO] [stdout]  --> mc_worlds/src/classic.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use flate2::read::GzDecoder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> mc_worlds/src/classic.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tokio::io::{Error, ErrorKind, BufWriter, AsyncWriteExt, BufReader, AsyncReadExt};
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nbt::from_gzip_reader`
[INFO] [stdout]   --> mc_worlds/src/classic.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use nbt::from_gzip_reader;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stdout]   --> mc_worlds/src/classic.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 | use serde::{Serialize, Deserialize};
[INFO] [stdout]    |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:271:35
[INFO] [stdout]     |
[INFO] [stdout] 271 |             (0..(x * y * z)).map(|k| Block::Air.into()).collect();
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cw`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:371:25
[INFO] [stdout]     |
[INFO] [stdout] 371 |             if let Some(cw) = cw_file {
[INFO] [stdout]     |                         ^^ help: if this is intentional, prefix it with an underscore: `_cw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `format_version`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:236:5
[INFO] [stdout]     |
[INFO] [stdout] 236 |     format_version: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `uuid`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:240:5
[INFO] [stdout]     |
[INFO] [stdout] 240 |     uuid: uuid::Uuid,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `created_by`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:248:5
[INFO] [stdout]     |
[INFO] [stdout] 248 |     created_by: Option<CreatedBy>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `map_generator`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:250:5
[INFO] [stdout]     |
[INFO] [stdout] 250 |     map_generator: Option<MapGenerator>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `time_created`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:252:5
[INFO] [stdout]     |
[INFO] [stdout] 252 |     time_created: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_accessed`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:254:5
[INFO] [stdout]     |
[INFO] [stdout] 254 |     last_accessed: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `spawn`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:258:5
[INFO] [stdout]     |
[INFO] [stdout] 258 |     spawn: Spawn,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gzipped`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:262:5
[INFO] [stdout]     |
[INFO] [stdout] 262 |     gzipped: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `service`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:530:5
[INFO] [stdout]     |
[INFO] [stdout] 530 |     service: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `username`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:531:5
[INFO] [stdout]     |
[INFO] [stdout] 531 |     username: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `service`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:535:5
[INFO] [stdout]     |
[INFO] [stdout] 535 |     service: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `username`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:536:5
[INFO] [stdout]     |
[INFO] [stdout] 536 |     username: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:540:5
[INFO] [stdout]     |
[INFO] [stdout] 540 |     x: usize,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:541:5
[INFO] [stdout]     |
[INFO] [stdout] 541 |     y: usize,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `z`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:542:5
[INFO] [stdout]     |
[INFO] [stdout] 542 |     z: usize,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `h`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:544:5
[INFO] [stdout]     |
[INFO] [stdout] 544 |     h: u8,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `p`
[INFO] [stdout]    --> mc_worlds/src/classic.rs:546:5
[INFO] [stdout]     |
[INFO] [stdout] 546 |     p: u8,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> mc_worlds/src/classic.rs:233:66
[INFO] [stdout]     |
[INFO] [stdout] 233 | /// A file format for custom classic minecraft worlds defined by https://wiki.vg/ClassicWorld_file_format
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://wiki.vg/ClassicWorld_file_format>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.10
[INFO] [stderr]     Checking mineonline_api v0.1.0 (/opt/rustwide/workdir/mineonline_api)
[INFO] [stderr]     Checking mojang_api v0.1.0 (/opt/rustwide/workdir/mojang_api)
[INFO] [stderr]  Documenting mojang_api v0.1.0 (/opt/rustwide/workdir/mojang_api)
[INFO] [stderr]  Documenting mineonline_api v0.1.0 (/opt/rustwide/workdir/mineonline_api)
[INFO] [stdout] warning: unused imports: `Rng`, `thread_rng`
[INFO] [stdout]  --> mojang_api/src/heartbeat.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::{thread_rng, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Body`
[INFO] [stdout]  --> mojang_api/src/heartbeat.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use reqwest::{Body, Url, StatusCode};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> mojang_api/src/heartbeat.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `online`
[INFO] [stdout]   --> mojang_api/src/heartbeat.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     online: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parse`
[INFO] [stdout]  --> mineonline_api/src/heartbeat.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | use json::{parse, stringify, JsonValue};
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Body`
[INFO] [stdout]  --> mineonline_api/src/heartbeat.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use reqwest::{Body, Url, StatusCode};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> mineonline_api/src/heartbeat.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | use log::{debug};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Serialize`
[INFO] [stdout]  --> mineonline_api/src/heartbeat.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 | use serde::{Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `public`
[INFO] [stdout]   --> mineonline_api/src/heartbeat.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     public: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting classic-rs v1.0.0 (/opt/rustwide/workdir/classic-rs)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 58s
[INFO] running `Command { std: "docker" "inspect" "69531223abcc21b883d7c104f4f79df146f9bc50825863bd2879a0d85c381ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69531223abcc21b883d7c104f4f79df146f9bc50825863bd2879a0d85c381ed6", kill_on_drop: false }`
[INFO] [stdout] 69531223abcc21b883d7c104f4f79df146f9bc50825863bd2879a0d85c381ed6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] a2fb1438b9b98f5a8b3428ba3c18ee0b0f2a88820a8feda6a6361f9ccadd4f6a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a2fb1438b9b98f5a8b3428ba3c18ee0b0f2a88820a8feda6a6361f9ccadd4f6a", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "a2fb1438b9b98f5a8b3428ba3c18ee0b0f2a88820a8feda6a6361f9ccadd4f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2fb1438b9b98f5a8b3428ba3c18ee0b0f2a88820a8feda6a6361f9ccadd4f6a", kill_on_drop: false }`
[INFO] [stdout] a2fb1438b9b98f5a8b3428ba3c18ee0b0f2a88820a8feda6a6361f9ccadd4f6a