[INFO] cloning repository https://github.com/brownlex/DHT
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brownlex/DHT" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrownlex%2FDHT", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrownlex%2FDHT'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75f29ff499b224c680b23bf9e8d8b83d165b9c20
[INFO] documenting brownlex/DHT against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrownlex%2FDHT" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brownlex/DHT on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brownlex/DHT
[INFO] finished tweaking git repo https://github.com/brownlex/DHT
[INFO] tweaked toml for git repo https://github.com/brownlex/DHT written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/brownlex/DHT already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/carllerche/mio`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5986d5586b31e6e73e7c4482716e785befa7fe41dbe3394123555111345b2708
[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" "5986d5586b31e6e73e7c4482716e785befa7fe41dbe3394123555111345b2708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5986d5586b31e6e73e7c4482716e785befa7fe41dbe3394123555111345b2708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5986d5586b31e6e73e7c4482716e785befa7fe41dbe3394123555111345b2708", kill_on_drop: false }`
[INFO] [stdout] 5986d5586b31e6e73e7c4482716e785befa7fe41dbe3394123555111345b2708
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5397afc36f8475f7ee0ae7aba0315858f9121ee5c793571456590f4115eac926
[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" "5397afc36f8475f7ee0ae7aba0315858f9121ee5c793571456590f4115eac926", kill_on_drop: false }`
[INFO] [stderr]     Checking mio v0.7.0 (https://github.com/carllerche/mio#eef8d3b9)
[INFO] [stderr]  Documenting dht v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected identifier, found keyword `let`
[INFO] [stdout]    --> src/packet.rs:226:13
[INFO] [stdout]     |
[INFO] [stdout] 226 |             let mut server = node.clients.get_mut(&CENTRAL_SERVER).unwrap();
[INFO] [stdout]     |             ^^^ expected identifier, found keyword
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `(`, `.`, `::`, `;`, `?`, or an operator, found keyword `mut`
[INFO] [stdout]    --> src/packet.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 |             let mut server = node.clients.get_mut(&CENTRAL_SERVER).unwrap();
[INFO] [stdout]     |                 ^^^ expected one of `(`, `.`, `::`, `;`, `?`, or an operator
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `mio::tcp`
[INFO] [stdout]  --> src/packet.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use mio::tcp::{TcpListener, TcpStream};
[INFO] [stdout]   |          ^^^ could not find `tcp` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `mio::tcp`
[INFO] [stdout]   --> src/main.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | use mio::tcp::{TcpListener, TcpStream};
[INFO] [stdout]    |          ^^^ could not find `tcp` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `dht`.
[INFO] [stdout] error[E0412]: cannot find type `EventSet` in this scope
[INFO] [stdout]   --> src/packet.rs:34:19
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub interest: EventSet,
[INFO] [stdout]    |                   ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]   --> src/packet.rs:89:67
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn new_client(&mut self, client: Client, event_loop: &mut EventLoop<MyHandler>) {
[INFO] [stdout]    |                                                                   ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]    --> src/packet.rs:149:50
[INFO] [stdout]     |
[INFO] [stdout] 149 | ...                   event_loop: &mut EventLoop<MyHandler>) {
[INFO] [stdout]     |                                        ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name dht src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-cdbbc07100f440a1.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-53b53047f7d0000b.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-0e355727854478f2.rmeta --extern sha1=/opt/rustwide/target/debug/deps/libsha1-66bc3b46d756f417.rmeta --cap-lints=warn` (exit code: 1)
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]    --> src/packet.rs:170:71
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub fn handle_packet (token: Token, node: &mut Node, event_loop: &mut EventLoop<MyHandler>) {
[INFO] [stdout]     |                                                                       ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Handler` in this scope
[INFO] [stdout]    --> src/packet.rs:255:6
[INFO] [stdout]     |
[INFO] [stdout] 255 | impl Handler for MyHandler   {
[INFO] [stdout]     |      ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]    --> src/packet.rs:259:42
[INFO] [stdout]     |
[INFO] [stdout] 259 |     fn ready(&mut self, event_loop: &mut EventLoop<MyHandler>, token: Token, events: EventSet) {
[INFO] [stdout]     |                                          ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventSet` in this scope
[INFO] [stdout]    --> src/packet.rs:259:86
[INFO] [stdout]     |
[INFO] [stdout] 259 |     fn ready(&mut self, event_loop: &mut EventLoop<MyHandler>, token: Token, events: EventSet) {
[INFO] [stdout]     |                                                                                      ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]    --> src/packet.rs:337:43
[INFO] [stdout]     |
[INFO] [stdout] 337 |     fn notify(&mut self, event_loop: &mut EventLoop<MyHandler>, msg: u32) {
[INFO] [stdout]     |                                           ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5397afc36f8475f7ee0ae7aba0315858f9121ee5c793571456590f4115eac926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5397afc36f8475f7ee0ae7aba0315858f9121ee5c793571456590f4115eac926", kill_on_drop: false }`
[INFO] [stdout] 5397afc36f8475f7ee0ae7aba0315858f9121ee5c793571456590f4115eac926