Dec 07 08:58:51.669 INFO testing language-reporting-0.2.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 08:58:51.669 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 08:58:51.952 INFO [stdout] 20bd05949d177b76de8781479683f51c34ca7087e0b529c839d89e8d16861c14
Dec 07 08:58:51.956 INFO running `"docker" "start" "-a" "20bd05949d177b76de8781479683f51c34ca7087e0b529c839d89e8d16861c14"`
Dec 07 08:58:52.964 INFO [stderr] usermod: no changes
Dec 07 08:58:53.087 INFO [stderr]    Compiling render-tree v0.1.0
Dec 07 08:58:53.104 INFO [stderr]    Compiling codespan v0.2.0
Dec 07 08:58:55.688 INFO [stderr]    Compiling language-reporting v0.2.0 (/source)
Dec 07 08:58:56.864 INFO [stderr] error[E0658]: imports can only refer to extern crate names passed with `--extern` on stable channel (see issue #53130)
Dec 07 08:58:56.864 INFO [stderr]  --> src/emitter.rs:4:5
Dec 07 08:58:56.864 INFO [stderr]   |
Dec 07 08:58:56.864 INFO [stderr] 4 | use log;
Dec 07 08:58:56.864 INFO [stderr]   |     ^^^ not an extern crate passed with `--extern`
Dec 07 08:58:56.864 INFO [stderr]   |
Dec 07 08:58:56.864 INFO [stderr]   = help: add #![feature(uniform_paths)] to the crate attributes to enable
Dec 07 08:58:56.864 INFO [stderr] note: this import refers to the macro imported here
Dec 07 08:58:56.864 INFO [stderr]  --> src/emitter.rs:4:5
Dec 07 08:58:56.864 INFO [stderr]   |
Dec 07 08:58:56.864 INFO [stderr] 4 | use log;
Dec 07 08:58:56.864 INFO [stderr]   |     ^^^
Dec 07 08:58:56.864 INFO [stderr] 
Dec 07 08:58:57.000 INFO [stderr] error: aborting due to previous error
Dec 07 08:58:57.001 INFO [stderr] 
Dec 07 08:58:57.001 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Dec 07 08:58:57.016 INFO [stderr] error: Could not compile `language-reporting`.
Dec 07 08:58:57.016 INFO [stderr] 
Dec 07 08:58:57.016 INFO [stderr] To learn more, run the command again with --verbose.
Dec 07 08:58:57.017 INFO [stderr] su: No module specific data is present
Dec 07 08:58:57.426 INFO running `"docker" "inspect" "20bd05949d177b76de8781479683f51c34ca7087e0b529c839d89e8d16861c14"`
Dec 07 08:58:57.501 INFO running `"docker" "rm" "-f" "20bd05949d177b76de8781479683f51c34ca7087e0b529c839d89e8d16861c14"`
Dec 07 08:58:57.632 INFO [stdout] 20bd05949d177b76de8781479683f51c34ca7087e0b529c839d89e8d16861c14