Dec 05 14:09:38.914 INFO checking epub-builder-0.4.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 14:09:38.919 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-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 05 14:09:39.346 INFO [stdout] 35d101059cd917da7dfadc663b9ac7919803c0880e76d46b38e00c320177534f
Dec 05 14:09:39.348 INFO running `"docker" "start" "-a" "35d101059cd917da7dfadc663b9ac7919803c0880e76d46b38e00c320177534f"`
Dec 05 14:09:40.453 INFO [stderr] usermod: no changes
Dec 05 14:09:40.631 INFO [stderr]     Checking mustache v0.9.0
Dec 05 14:09:40.631 INFO [stderr]     Checking zip v0.4.2
Dec 05 14:09:42.833 INFO [stderr]     Checking epub-builder v0.4.0 (/source)
Dec 05 14:09:47.587 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 14:09:47.587 INFO [stderr]    --> src/epub.rs:340:9
Dec 05 14:09:47.588 INFO [stderr]     |
Dec 05 14:09:47.588 INFO [stderr] 340 |         /// Render content.opf
Dec 05 14:09:47.588 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:09:47.588 INFO [stderr]     |
Dec 05 14:09:47.589 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Dec 05 14:09:47.589 INFO [stderr] 
Dec 05 14:09:47.589 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 14:09:47.589 INFO [stderr]    --> src/epub.rs:343:9
Dec 05 14:09:47.590 INFO [stderr]     |
Dec 05 14:09:47.590 INFO [stderr] 343 |         /// Render toc.ncx
Dec 05 14:09:47.590 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Dec 05 14:09:47.590 INFO [stderr] 
Dec 05 14:09:47.600 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 14:09:47.600 INFO [stderr]    --> src/epub.rs:340:9
Dec 05 14:09:47.601 INFO [stderr]     |
Dec 05 14:09:47.601 INFO [stderr] 340 |         /// Render content.opf
Dec 05 14:09:47.601 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:09:47.601 INFO [stderr]     |
Dec 05 14:09:47.602 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Dec 05 14:09:47.602 INFO [stderr] 
Dec 05 14:09:47.602 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 14:09:47.602 INFO [stderr]    --> src/epub.rs:343:9
Dec 05 14:09:47.603 INFO [stderr]     |
Dec 05 14:09:47.603 INFO [stderr] 343 |         /// Render toc.ncx
Dec 05 14:09:47.603 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Dec 05 14:09:47.603 INFO [stderr] 
Dec 05 14:09:51.579 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.10s
Dec 05 14:09:51.603 INFO [stderr] su: No module specific data is present
Dec 05 14:09:52.361 INFO running `"docker" "inspect" "35d101059cd917da7dfadc663b9ac7919803c0880e76d46b38e00c320177534f"`
Dec 05 14:09:52.575 INFO running `"docker" "rm" "-f" "35d101059cd917da7dfadc663b9ac7919803c0880e76d46b38e00c320177534f"`
Dec 05 14:09:52.863 INFO [stdout] 35d101059cd917da7dfadc663b9ac7919803c0880e76d46b38e00c320177534f