Sep 20 03:58:00.907 INFO checking epub-builder-0.4.0 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 03:58:00.907 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 03:58:00.907 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-6/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 03:58:01.090 INFO blam! 1d21a00f0aa25285b42d933c0fc8c976ac5e24537f0342904e900de83c46af47
Sep 20 03:58:01.091 INFO running `"docker" "start" "-a" "1d21a00f0aa25285b42d933c0fc8c976ac5e24537f0342904e900de83c46af47"`
Sep 20 03:58:01.743 INFO kablam! usermod: no changes
Sep 20 03:58:01.885 INFO kablam!     Checking mustache v0.9.0
Sep 20 03:58:01.886 INFO kablam!     Checking zip v0.4.2
Sep 20 03:58:02.615 INFO kablam!     Checking epub-builder v0.4.0 (/source)
Sep 20 03:58:03.431 INFO kablam! warning: doc comment not used by rustdoc
Sep 20 03:58:03.431 INFO kablam!    --> src/epub.rs:340:9
Sep 20 03:58:03.431 INFO kablam!     |
Sep 20 03:58:03.431 INFO kablam! 340 |         /// Render content.opf
Sep 20 03:58:03.431 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^
Sep 20 03:58:03.431 INFO kablam!     |
Sep 20 03:58:03.431 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Sep 20 03:58:03.431 INFO kablam! 
Sep 20 03:58:03.431 INFO kablam! warning: doc comment not used by rustdoc
Sep 20 03:58:03.431 INFO kablam!    --> src/epub.rs:343:9
Sep 20 03:58:03.431 INFO kablam!     |
Sep 20 03:58:03.431 INFO kablam! 343 |         /// Render toc.ncx
Sep 20 03:58:03.431 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^
Sep 20 03:58:03.431 INFO kablam! 
Sep 20 03:58:03.549 INFO kablam! warning: doc comment not used by rustdoc
Sep 20 03:58:03.549 INFO kablam!    --> src/epub.rs:340:9
Sep 20 03:58:03.549 INFO kablam!     |
Sep 20 03:58:03.549 INFO kablam! 340 |         /// Render content.opf
Sep 20 03:58:03.549 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^
Sep 20 03:58:03.549 INFO kablam!     |
Sep 20 03:58:03.549 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Sep 20 03:58:03.549 INFO kablam! 
Sep 20 03:58:03.549 INFO kablam! warning: doc comment not used by rustdoc
Sep 20 03:58:03.549 INFO kablam!    --> src/epub.rs:343:9
Sep 20 03:58:03.549 INFO kablam!     |
Sep 20 03:58:03.549 INFO kablam! 343 |         /// Render toc.ncx
Sep 20 03:58:03.549 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^
Sep 20 03:58:03.549 INFO kablam! 
Sep 20 03:58:04.596 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.83s
Sep 20 03:58:04.601 INFO kablam! su: No module specific data is present
Sep 20 03:58:05.138 INFO running `"docker" "rm" "-f" "1d21a00f0aa25285b42d933c0fc8c976ac5e24537f0342904e900de83c46af47"`
Sep 20 03:58:05.212 INFO blam! 1d21a00f0aa25285b42d933c0fc8c976ac5e24537f0342904e900de83c46af47