[INFO] cloning repository https://github.com/Ummon/rust-sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ummon/rust-sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUmmon%2Frust-sudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUmmon%2Frust-sudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ade5672adf2c37bf6dc275986dedeccc2fc4497
[INFO] documenting Ummon/rust-sudoku against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUmmon%2Frust-sudoku" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ummon/rust-sudoku on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ummon/rust-sudoku
[INFO] finished tweaking git repo https://github.com/Ummon/rust-sudoku
[INFO] tweaked toml for git repo https://github.com/Ummon/rust-sudoku written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Ummon/rust-sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1fd135f6c71c6ebe82725a76be6806f38937975ea4f28cd0d8de17e979858c7
[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" "d1fd135f6c71c6ebe82725a76be6806f38937975ea4f28cd0d8de17e979858c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1fd135f6c71c6ebe82725a76be6806f38937975ea4f28cd0d8de17e979858c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1fd135f6c71c6ebe82725a76be6806f38937975ea4f28cd0d8de17e979858c7", kill_on_drop: false }`
[INFO] [stdout] d1fd135f6c71c6ebe82725a76be6806f38937975ea4f28cd0d8de17e979858c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81d3373474e58a67a9d85a0a09fd90c45c2e1bc7ec648dbc050ddcf1ce07a64a
[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" "81d3373474e58a67a9d85a0a09fd90c45c2e1bc7ec648dbc050ddcf1ce07a64a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting sudoku v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `,`
[INFO] [stdout]  --> src/main.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |    data: [[u8, ..9], ..9]
[INFO] [stdout]   |              ^ expected one of 7 possible tokens
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `i` for integer literal
[INFO] [stdout]    --> src/main.rs:148:20
[INFO] [stdout]     |
[INFO] [stdout] 148 |       let mut nb = 0i;
[INFO] [stdout]     |                    ^^ invalid suffix `i`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `,`
[INFO] [stdout]    --> src/main.rs:150:37
[INFO] [stdout]     |
[INFO] [stdout] 150 |       fn get_empty_number(ns: &[bool, ..10]) -> u8 {
[INFO] [stdout]     |                                     ^ expected one of 7 possible tokens
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `:` or `|`, found `]`
[INFO] [stdout]    --> src/main.rs:150:43
[INFO] [stdout]     |
[INFO] [stdout] 150 |       fn get_empty_number(ns: &[bool, ..10]) -> u8 {
[INFO] [stdout]     |                                           ^ expected one of `:` or `|`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;` or `{`, found `]`
[INFO] [stdout]    --> src/main.rs:150:43
[INFO] [stdout]     |
[INFO] [stdout] 150 |       fn get_empty_number(ns: &[bool, ..10]) -> u8 {
[INFO] [stdout]     |                                           ^ expected `;` or `{`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `i` for integer literal
[INFO] [stdout]    --> src/main.rs:383:16
[INFO] [stdout]     |
[INFO] [stdout] 383 |    let mut n = 1i;   
[INFO] [stdout]     |                ^^ invalid suffix `i`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/main.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[deriving(Show)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 |    i: uint,
[INFO] [stdout]    |       ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 |    j: uint
[INFO] [stdout]    |       ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |    fn get(&self, i: uint , j: uint) -> u8 {
[INFO] [stdout]    |                     ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |    fn get(&self, i: uint , j: uint) -> u8 {
[INFO] [stdout]    |                               ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Writer` in module `io`
[INFO] [stdout]     --> src/main.rs:43:37
[INFO] [stdout]      |
[INFO] [stdout] 43   |      fn write(&self, output: &mut io::Writer) -> Result<(), io::IoError> {   
[INFO] [stdout]      |                                       ^^^^^^ help: a trait with a similar name exists: `Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `IoError` in module `io`
[INFO] [stdout]   --> src/main.rs:43:63
[INFO] [stdout]    |
[INFO] [stdout] 43 |      fn write(&self, output: &mut io::Writer) -> Result<(), io::IoError> {   
[INFO] [stdout]    |                                                                 ^^^^^^^ help: a struct with a similar name exists: `Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Reader` in module `io`
[INFO] [stdout]    --> src/main.rs:63:28
[INFO] [stdout]     |
[INFO] [stdout] 63  |      fn read(input: &mut io::Reader) -> Result<Board, io::IoError> {
[INFO] [stdout]     |                              ^^^^^^ help: a trait with a similar name exists: `Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `IoError` in module `io`
[INFO] [stdout]   --> src/main.rs:63:57
[INFO] [stdout]    |
[INFO] [stdout] 63 |      fn read(input: &mut io::Reader) -> Result<Board, io::IoError> {
[INFO] [stdout]    |                                                           ^^^^^^^ help: a struct with a similar name exists: `Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `stdio` is private
[INFO] [stdout]    --> src/main.rs:392:40
[INFO] [stdout]     |
[INFO] [stdout] 392 |             match board.write(&mut io::stdio::stdout()) {
[INFO] [stdout]     |                                        ^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `stdio` is defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `stdio` is private
[INFO] [stdout]    --> src/main.rs:403:40
[INFO] [stdout]     |
[INFO] [stdout] 403 |             match board.write(&mut io::stdio::stdout()) {
[INFO] [stdout]     |                                        ^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `stdio` is defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: half-open range patterns are unstable
[INFO] [stdout]    --> src/main.rs:150:39
[INFO] [stdout]     |
[INFO] [stdout] 150 |       fn get_empty_number(ns: &[bool, ..10]) -> u8 {
[INFO] [stdout]     |                                       ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #67264 <https://github.com/rust-lang/rust/issues/67264> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 19 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0603, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `sudoku`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name sudoku 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 --cap-lints=warn --crate-version 0.0.1` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "81d3373474e58a67a9d85a0a09fd90c45c2e1bc7ec648dbc050ddcf1ce07a64a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81d3373474e58a67a9d85a0a09fd90c45c2e1bc7ec648dbc050ddcf1ce07a64a", kill_on_drop: false }`
[INFO] [stdout] 81d3373474e58a67a9d85a0a09fd90c45c2e1bc7ec648dbc050ddcf1ce07a64a