Dec 02 06:15:14.345 INFO documenting language-reporting-0.2.0 against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 02 06:15:14.345 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-1/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 02 06:15:14.570 INFO [stdout] cfd592b6032ec77b70c10b6406ce7c461e49a09fcd47f71cbe7a238d00e01807
Dec 02 06:15:14.574 INFO running `"docker" "start" "-a" "cfd592b6032ec77b70c10b6406ce7c461e49a09fcd47f71cbe7a238d00e01807"`
Dec 02 06:15:15.127 INFO [stderr] usermod: no changes
Dec 02 06:15:15.309 INFO [stderr]     Checking render-tree v0.1.0
Dec 02 06:15:15.309 INFO [stderr]     Checking codespan v0.2.0
Dec 02 06:15:16.721 INFO [stderr]  Documenting language-reporting v0.2.0 (/source)
Dec 02 06:15:17.397 INFO [stderr] error[E0658]: imports can only refer to extern crate names passed with `--extern` on stable channel (see issue #53130)
Dec 02 06:15:17.397 INFO [stderr]  --> src/emitter.rs:4:5
Dec 02 06:15:17.397 INFO [stderr]   |
Dec 02 06:15:17.397 INFO [stderr] 4 | use log;
Dec 02 06:15:17.397 INFO [stderr]   |     ^^^ not an extern crate passed with `--extern`
Dec 02 06:15:17.397 INFO [stderr]   |
Dec 02 06:15:17.397 INFO [stderr]   = help: add #![feature(uniform_paths)] to the crate attributes to enable
Dec 02 06:15:17.397 INFO [stderr] note: this import refers to the macro imported here
Dec 02 06:15:17.397 INFO [stderr]  --> src/emitter.rs:4:5
Dec 02 06:15:17.397 INFO [stderr]   |
Dec 02 06:15:17.397 INFO [stderr] 4 | use log;
Dec 02 06:15:17.397 INFO [stderr]   |     ^^^
Dec 02 06:15:17.397 INFO [stderr] 
Dec 02 06:15:17.442 INFO [stderr] error: Compilation failed, aborting rustdoc
Dec 02 06:15:17.442 INFO [stderr] 
Dec 02 06:15:17.488 INFO [stderr] error: Could not document `language-reporting`.
Dec 02 06:15:17.488 INFO [stderr] 
Dec 02 06:15:17.488 INFO [stderr] Caused by:
Dec 02 06:15:17.488 INFO [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-name language_reporting src/lib.rs --color never -o /target/doc --document-private-items -L dependency=/target/debug/deps --extern codespan=/target/debug/deps/libcodespan-8aaf4aa725cb96b0.rmeta --extern itertools=/target/debug/deps/libitertools-0dd48b66954f4ea9.rmeta --extern log=/target/debug/deps/liblog-d19a1083c118ed6a.rmeta --extern render_tree=/target/debug/deps/librender_tree-fe4bb563b6cf7612.rmeta --extern termcolor=/target/debug/deps/libtermcolor-4ab589f410254aba.rmeta --cap-lints=forbid` (exit code: 1)
Dec 02 06:15:17.489 INFO [stderr] su: No module specific data is present
Dec 02 06:15:17.759 INFO running `"docker" "inspect" "cfd592b6032ec77b70c10b6406ce7c461e49a09fcd47f71cbe7a238d00e01807"`
Dec 02 06:15:17.876 INFO running `"docker" "rm" "-f" "cfd592b6032ec77b70c10b6406ce7c461e49a09fcd47f71cbe7a238d00e01807"`
Dec 02 06:15:17.986 INFO [stdout] cfd592b6032ec77b70c10b6406ce7c461e49a09fcd47f71cbe7a238d00e01807