Dec 01 12:54:10.222 INFO documenting kmBlaine/yucon against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 01 12:54:10.222 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-5/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55318-1/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +147e60c5f89cfa2d3ffc247413956a37582c98e7-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 12:54:10.604 INFO [stdout] 62c0779ad28902244a2f5a171d15c365386deb8bedc4c32094802731d0e79372
Dec 01 12:54:10.606 INFO running `"docker" "start" "-a" "62c0779ad28902244a2f5a171d15c365386deb8bedc4c32094802731d0e79372"`
Dec 01 12:54:11.496 INFO [stderr] usermod: no changes
Dec 01 12:54:11.506 INFO [stderr]  Documenting yucon v0.2.0 (/source)
Dec 01 12:54:11.836 INFO [stderr] error[E0252]: the name `Write` is defined multiple times
Dec 01 12:54:11.836 INFO [stderr]   --> src/runtime/mod.rs:46:5
Dec 01 12:54:11.836 INFO [stderr]    |
Dec 01 12:54:11.836 INFO [stderr] 36 | use std::fmt::Write;
Dec 01 12:54:11.836 INFO [stderr]    |     --------------- previous import of the trait `Write` here
Dec 01 12:54:11.836 INFO [stderr] ...
Dec 01 12:54:11.836 INFO [stderr] 46 | use std::io::Write;
Dec 01 12:54:11.836 INFO [stderr]    |     ^^^^^^^^^^^^^^ `Write` reimported here
Dec 01 12:54:11.836 INFO [stderr]    |
Dec 01 12:54:11.836 INFO [stderr]    = note: `Write` must be defined only once in the type namespace of this module
Dec 01 12:54:11.836 INFO [stderr] help: you can use `as` to change the binding name of the import
Dec 01 12:54:11.836 INFO [stderr]    |
Dec 01 12:54:11.836 INFO [stderr] 46 | use std::io::Write as OtherWrite;
Dec 01 12:54:11.836 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 12:54:11.836 INFO [stderr] 
Dec 01 12:54:11.842 INFO [stderr] error[E0658]: use of unstable library feature 'test' (see issue #27812)
Dec 01 12:54:11.842 INFO [stderr]   --> src/main.rs:17:1
Dec 01 12:54:11.842 INFO [stderr]    |
Dec 01 12:54:11.842 INFO [stderr] 17 | extern crate test;
Dec 01 12:54:11.842 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 01 12:54:11.842 INFO [stderr]    |
Dec 01 12:54:11.842 INFO [stderr]    = help: add #![feature(test)] to the crate attributes to enable
Dec 01 12:54:11.842 INFO [stderr] 
Dec 01 12:54:11.842 INFO [stderr] error[E0658]: use of unstable library feature 'test' (see issue #27812)
Dec 01 12:54:11.842 INFO [stderr]   --> src/main.rs:33:5
Dec 01 12:54:11.842 INFO [stderr]    |
Dec 01 12:54:11.842 INFO [stderr] 33 | use test::Options;
Dec 01 12:54:11.842 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 01 12:54:11.842 INFO [stderr]    |
Dec 01 12:54:11.842 INFO [stderr]    = help: add #![feature(test)] to the crate attributes to enable
Dec 01 12:54:11.842 INFO [stderr] 
Dec 01 12:54:11.842 INFO [stderr] error[E0658]: use of unstable library feature 'test' (see issue #27812)
Dec 01 12:54:11.842 INFO [stderr]    --> src/main.rs:109:50
Dec 01 12:54:11.842 INFO [stderr]     |
Dec 01 12:54:11.842 INFO [stderr] 109 | fn line_interpreter(units: &UnitDatabase, opts: &Options)
Dec 01 12:54:11.842 INFO [stderr]     |                                                  ^^^^^^^
Dec 01 12:54:11.842 INFO [stderr]     |
Dec 01 12:54:11.842 INFO [stderr]     = help: add #![feature(test)] to the crate attributes to enable
Dec 01 12:54:11.842 INFO [stderr] 
Dec 01 12:54:11.905 INFO [stderr] error: Compilation failed, aborting rustdoc
Dec 01 12:54:11.905 INFO [stderr] 
Dec 01 12:54:11.916 INFO [stderr] error: Could not document `yucon`.
Dec 01 12:54:11.916 INFO [stderr] 
Dec 01 12:54:11.916 INFO [stderr] Caused by:
Dec 01 12:54:11.916 INFO [stderr]   process didn't exit successfully: `rustdoc --crate-name yucon src/main.rs --color never -o /target/doc --document-private-items -L dependency=/target/debug/deps --cap-lints=forbid` (exit code: 1)
Dec 01 12:54:11.918 INFO [stderr] su: No module specific data is present
Dec 01 12:54:12.326 INFO running `"docker" "inspect" "62c0779ad28902244a2f5a171d15c365386deb8bedc4c32094802731d0e79372"`
Dec 01 12:54:12.474 INFO running `"docker" "rm" "-f" "62c0779ad28902244a2f5a171d15c365386deb8bedc4c32094802731d0e79372"`
Dec 01 12:54:12.623 INFO [stdout] 62c0779ad28902244a2f5a171d15c365386deb8bedc4c32094802731d0e79372