[INFO] fetching crate leet-converter 0.0.1...
[INFO] documenting leet-converter-0.0.1 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate leet-converter 0.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate leet-converter 0.0.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leet-converter 0.0.1
[INFO] finished tweaking crates.io crate leet-converter 0.0.1
[INFO] tweaked toml for crates.io crate leet-converter 0.0.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", 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] 818e9910a2607654faf973263285c65cbd291f9b41c0cc6e3c14e969c03f3318
[INFO] running `Command { std: "docker" "start" "-a" "818e9910a2607654faf973263285c65cbd291f9b41c0cc6e3c14e969c03f3318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "818e9910a2607654faf973263285c65cbd291f9b41c0cc6e3c14e969c03f3318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "818e9910a2607654faf973263285c65cbd291f9b41c0cc6e3c14e969c03f3318", kill_on_drop: false }`
[INFO] [stdout] 818e9910a2607654faf973263285c65cbd291f9b41c0cc6e3c14e969c03f3318
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0edbbab9a171b9dcd859725af2b26ab487ae2e0ad4e5cf8c64d46c2bba51e5b7
[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" "0edbbab9a171b9dcd859725af2b26ab487ae2e0ad4e5cf8c64d46c2bba51e5b7", kill_on_drop: false }`
[INFO] [stderr]  Documenting leet-converter v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `getopts::optopt`, `getopts::optflag`, `getopts::getopts`, `getopts::usage`
[INFO] [stdout]  --> src/main.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use getopts::{optopt, optflag, getopts, OptGroup, usage};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^  ^^^^^^^            ^^^^^ no `usage` in the root
[INFO] [stdout]   |               |       |        |
[INFO] [stdout]   |               |       |        no `getopts` in the root
[INFO] [stdout]   |               |       no `optflag` in the root
[INFO] [stdout]   |               no `optopt` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::io::BufferedReader`, `std::io::LineBufferedWriter`
[INFO] [stdout]  --> src/main.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{stdio, BufferedReader, LineBufferedWriter};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^ no `LineBufferedWriter` in `io`
[INFO] [stdout]   |                      |
[INFO] [stdout]   |                      no `BufferedReader` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::io::File`, `std::io::Open`, `std::io::ReadWrite`
[INFO] [stdout]  --> src/main.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{File, Open, ReadWrite};
[INFO] [stdout]   |               ^^^^  ^^^^  ^^^^^^^^^ no `ReadWrite` in `io`
[INFO] [stdout]   |               |     |
[INFO] [stdout]   |               |     no `Open` in `io`
[INFO] [stdout]   |               no `File` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Writer` in this scope
[INFO] [stdout]   --> src/main.rs:36:69
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn leetification(input: &mut BufferedReader<File>, output: &mut Box<Writer>) {
[INFO] [stdout]    |                 -                                                   ^^^^^^ not found in this scope
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: you might be missing a type parameter: `<Writer>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: struct `OptGroup` is private
[INFO] [stdout]    --> src/main.rs:3:41
[INFO] [stdout]     |
[INFO] [stdout] 3   | use getopts::{optopt, optflag, getopts, OptGroup, usage};
[INFO] [stdout]     |                                         ^^^^^^^^ private struct
[INFO] [stdout]     |
[INFO] [stdout] note: the struct `OptGroup` is defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `stdio` is private
[INFO] [stdout]    --> src/main.rs:5:15
[INFO] [stdout]     |
[INFO] [stdout] 5   | use std::io::{stdio, BufferedReader, LineBufferedWriter};
[INFO] [stdout]     |               ^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `stdio` is defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]   --> src/main.rs:76:35
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     Ok(output) => box LineBufferedWriter::new(output) as Box<Writer>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]   --> src/main.rs:77:31
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     Err(_) => box stdio::stdout() as Box<Writer>
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]   --> src/main.rs:79:21
[INFO] [stdout]    |
[INFO] [stdout] 79 |             None => box stdio::stdout() as Box<Writer>
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0603, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `leet-converter`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name leet_converter 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" "0edbbab9a171b9dcd859725af2b26ab487ae2e0ad4e5cf8c64d46c2bba51e5b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0edbbab9a171b9dcd859725af2b26ab487ae2e0ad4e5cf8c64d46c2bba51e5b7", kill_on_drop: false }`
[INFO] [stdout] 0edbbab9a171b9dcd859725af2b26ab487ae2e0ad4e5cf8c64d46c2bba51e5b7
