Dec 12 15:24:18.219 INFO checking epub-builder-0.4.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 15:24:18.220 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 15:24:18.786 INFO [stdout] 2e4a18839843fdbe265c1cc8596a9c7812d706387fae6964255718fa954fecc1
Dec 12 15:24:18.790 INFO running `"docker" "start" "-a" "2e4a18839843fdbe265c1cc8596a9c7812d706387fae6964255718fa954fecc1"`
Dec 12 15:24:19.956 INFO [stderr] usermod: no changes
Dec 12 15:24:20.112 INFO [stderr]     Checking mustache v0.9.0
Dec 12 15:24:20.124 INFO [stderr]     Checking zip v0.4.2
Dec 12 15:24:22.920 INFO [stderr]     Checking epub-builder v0.4.0 (/source)
Dec 12 15:24:27.484 INFO [stderr] warning: doc comment not used by rustdoc
Dec 12 15:24:27.484 INFO [stderr]    --> src/epub.rs:340:9
Dec 12 15:24:27.484 INFO [stderr]     |
Dec 12 15:24:27.484 INFO [stderr] 340 |         /// Render content.opf
Dec 12 15:24:27.484 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:24:27.484 INFO [stderr]     |
Dec 12 15:24:27.484 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Dec 12 15:24:27.484 INFO [stderr] 
Dec 12 15:24:27.484 INFO [stderr] warning: doc comment not used by rustdoc
Dec 12 15:24:27.484 INFO [stderr]    --> src/epub.rs:343:9
Dec 12 15:24:27.484 INFO [stderr]     |
Dec 12 15:24:27.484 INFO [stderr] 343 |         /// Render toc.ncx
Dec 12 15:24:27.484 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Dec 12 15:24:27.484 INFO [stderr] 
Dec 12 15:24:27.932 INFO [stderr] warning: doc comment not used by rustdoc
Dec 12 15:24:27.933 INFO [stderr]    --> src/epub.rs:340:9
Dec 12 15:24:27.933 INFO [stderr]     |
Dec 12 15:24:27.933 INFO [stderr] 340 |         /// Render content.opf
Dec 12 15:24:27.933 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:24:27.934 INFO [stderr]     |
Dec 12 15:24:27.934 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Dec 12 15:24:27.934 INFO [stderr] 
Dec 12 15:24:27.934 INFO [stderr] warning: doc comment not used by rustdoc
Dec 12 15:24:27.934 INFO [stderr]    --> src/epub.rs:343:9
Dec 12 15:24:27.935 INFO [stderr]     |
Dec 12 15:24:27.935 INFO [stderr] 343 |         /// Render toc.ncx
Dec 12 15:24:27.935 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Dec 12 15:24:27.935 INFO [stderr] 
Dec 12 15:24:31.928 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.94s
Dec 12 15:24:31.937 INFO [stderr] su: No module specific data is present
Dec 12 15:24:32.894 INFO running `"docker" "inspect" "2e4a18839843fdbe265c1cc8596a9c7812d706387fae6964255718fa954fecc1"`
Dec 12 15:24:33.085 INFO running `"docker" "rm" "-f" "2e4a18839843fdbe265c1cc8596a9c7812d706387fae6964255718fa954fecc1"`
Dec 12 15:24:33.328 INFO [stdout] 2e4a18839843fdbe265c1cc8596a9c7812d706387fae6964255718fa954fecc1