Dec 02 06:15:13.627 INFO documenting language-reporting-0.2.0 against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 02 06:15:13.627 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-7/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55318-1/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/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 +f86f76f89ea2b1ccbfb3741962ec2029d878a389-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 06:15:13.960 INFO [stdout] 8357c659a2326e4e5e078548cc7bb1d9e892863f974914ddf65eca4135495f43
Dec 02 06:15:13.966 INFO running `"docker" "start" "-a" "8357c659a2326e4e5e078548cc7bb1d9e892863f974914ddf65eca4135495f43"`
Dec 02 06:15:14.480 INFO [stderr] usermod: no changes
Dec 02 06:15:14.626 INFO [stderr]     Checking render-tree v0.1.0
Dec 02 06:15:14.628 INFO [stderr]     Checking codespan v0.2.0
Dec 02 06:15:15.990 INFO [stderr]  Documenting language-reporting v0.2.0 (/source)
Dec 02 06:15:16.740 INFO [stderr] error[E0658]: imports can only refer to extern crate names passed with `--extern` on stable channel (see issue #53130)
Dec 02 06:15:16.740 INFO [stderr]  --> src/emitter.rs:4:5
Dec 02 06:15:16.740 INFO [stderr]   |
Dec 02 06:15:16.740 INFO [stderr] 4 | use log;
Dec 02 06:15:16.740 INFO [stderr]   |     ^^^ not an extern crate passed with `--extern`
Dec 02 06:15:16.740 INFO [stderr]   |
Dec 02 06:15:16.740 INFO [stderr]   = help: add #![feature(uniform_paths)] to the crate attributes to enable
Dec 02 06:15:16.740 INFO [stderr] note: this import refers to the macro imported here
Dec 02 06:15:16.740 INFO [stderr]  --> src/emitter.rs:4:5
Dec 02 06:15:16.740 INFO [stderr]   |
Dec 02 06:15:16.740 INFO [stderr] 4 | use log;
Dec 02 06:15:16.740 INFO [stderr]   |     ^^^
Dec 02 06:15:16.740 INFO [stderr] 
Dec 02 06:15:16.794 INFO [stderr] error: Compilation failed, aborting rustdoc
Dec 02 06:15:16.794 INFO [stderr] 
Dec 02 06:15:16.816 INFO [stderr] error: Could not document `language-reporting`.
Dec 02 06:15:16.816 INFO [stderr] 
Dec 02 06:15:16.816 INFO [stderr] Caused by:
Dec 02 06:15:16.816 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-d033b3abd91a30e8.rmeta --extern itertools=/target/debug/deps/libitertools-a732d8bc6c28282c.rmeta --extern log=/target/debug/deps/liblog-916819fb5d5f3ba7.rmeta --extern render_tree=/target/debug/deps/librender_tree-e07cc76953c97a23.rmeta --extern termcolor=/target/debug/deps/libtermcolor-9e3f0419184f9799.rmeta --cap-lints=forbid` (exit code: 1)
Dec 02 06:15:16.818 INFO [stderr] su: No module specific data is present
Dec 02 06:15:17.081 INFO running `"docker" "inspect" "8357c659a2326e4e5e078548cc7bb1d9e892863f974914ddf65eca4135495f43"`
Dec 02 06:15:17.182 INFO running `"docker" "rm" "-f" "8357c659a2326e4e5e078548cc7bb1d9e892863f974914ddf65eca4135495f43"`
Dec 02 06:15:17.246 INFO [stdout] 8357c659a2326e4e5e078548cc7bb1d9e892863f974914ddf65eca4135495f43