Nov 28 12:39:02.918 INFO documenting language-reporting-0.2.0 against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 28 12:39:02.919 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-2/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55318/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/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 +6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb-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"`
Nov 28 12:39:03.112 INFO [stdout] 1eb766757d3199c58a1a332fb8a90856d7ace45821e3e8b379a67084578bed93
Nov 28 12:39:03.117 INFO running `"docker" "start" "-a" "1eb766757d3199c58a1a332fb8a90856d7ace45821e3e8b379a67084578bed93"`
Nov 28 12:39:03.840 INFO [stderr] usermod: no changes
Nov 28 12:39:03.989 INFO [stderr]     Checking render-tree v0.1.0
Nov 28 12:39:03.989 INFO [stderr]     Checking codespan v0.2.0
Nov 28 12:39:05.465 INFO [stderr]  Documenting language-reporting v0.2.0 (/source)
Nov 28 12:39:06.207 INFO [stderr] error[E0658]: imports can only refer to extern crate names passed with `--extern` on stable channel (see issue #53130)
Nov 28 12:39:06.207 INFO [stderr]  --> src/emitter.rs:4:5
Nov 28 12:39:06.207 INFO [stderr]   |
Nov 28 12:39:06.207 INFO [stderr] 4 | use log;
Nov 28 12:39:06.207 INFO [stderr]   |     ^^^ not an extern crate passed with `--extern`
Nov 28 12:39:06.207 INFO [stderr]   |
Nov 28 12:39:06.207 INFO [stderr]   = help: add #![feature(uniform_paths)] to the crate attributes to enable
Nov 28 12:39:06.207 INFO [stderr] note: this import refers to the macro imported here
Nov 28 12:39:06.207 INFO [stderr]  --> src/emitter.rs:4:5
Nov 28 12:39:06.207 INFO [stderr]   |
Nov 28 12:39:06.207 INFO [stderr] 4 | use log;
Nov 28 12:39:06.207 INFO [stderr]   |     ^^^
Nov 28 12:39:06.207 INFO [stderr] 
Nov 28 12:39:06.273 INFO [stderr] error: Compilation failed, aborting rustdoc
Nov 28 12:39:06.273 INFO [stderr] 
Nov 28 12:39:06.305 INFO [stderr] error: Could not document `language-reporting`.
Nov 28 12:39:06.305 INFO [stderr] 
Nov 28 12:39:06.305 INFO [stderr] Caused by:
Nov 28 12:39:06.305 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-8e91194243df6cc0.rmeta --extern itertools=/target/debug/deps/libitertools-3c83eb9a60694ecc.rmeta --extern log=/target/debug/deps/liblog-d21f19034a259cf0.rmeta --extern render_tree=/target/debug/deps/librender_tree-da6229c5fb0837a6.rmeta --extern termcolor=/target/debug/deps/libtermcolor-84145fcf72a7eb8f.rmeta --cap-lints=forbid` (exit code: 1)
Nov 28 12:39:06.305 INFO [stderr] su: No module specific data is present
Nov 28 12:39:06.588 INFO running `"docker" "inspect" "1eb766757d3199c58a1a332fb8a90856d7ace45821e3e8b379a67084578bed93"`
Nov 28 12:39:06.773 INFO running `"docker" "rm" "-f" "1eb766757d3199c58a1a332fb8a90856d7ace45821e3e8b379a67084578bed93"`
Nov 28 12:39:06.911 INFO [stdout] 1eb766757d3199c58a1a332fb8a90856d7ace45821e3e8b379a67084578bed93