Dec 18 11:54:23.445 INFO checking ruroonga_expr-0.2.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 11:54:23.445 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/ruroonga_expr/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 11:54:23.895 INFO [stdout] cb9d563d2ea4c99b359a31e9148b49bd1a8babc740a8141c5d7881ea7367e621
Dec 18 11:54:23.898 INFO running `"docker" "start" "-a" "cb9d563d2ea4c99b359a31e9148b49bd1a8babc740a8141c5d7881ea7367e621"`
Dec 18 11:54:25.392 INFO [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
Dec 18 11:54:25.392 INFO [stderr] disables Cargo from automatically inferring other test targets.
Dec 18 11:54:25.392 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 18 11:54:25.392 INFO [stderr] files will be included as a test target:
Dec 18 11:54:25.392 INFO [stderr] 
Dec 18 11:54:25.392 INFO [stderr] * /opt/crater/workdir/tests/test_builders_dsl.rs
Dec 18 11:54:25.392 INFO [stderr] * /opt/crater/workdir/tests/test_operators.rs
Dec 18 11:54:25.392 INFO [stderr] 
Dec 18 11:54:25.392 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 18 11:54:25.392 INFO [stderr] ready to be compiled as a test target today. You can future-proof yourself
Dec 18 11:54:25.392 INFO [stderr] and disable this warning by adding `autotests = false` to your [package]
Dec 18 11:54:25.392 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 18 11:54:25.392 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 18 11:54:25.392 INFO [stderr] 
Dec 18 11:54:25.392 INFO [stderr] For more information on this warning you can consult
Dec 18 11:54:25.392 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 18 11:54:25.423 INFO [stderr]     Checking ruroonga_expr v0.2.0 (/opt/crater/workdir)
Dec 18 11:54:25.991 INFO [stderr] warning: doc comment not used by rustdoc
Dec 18 11:54:25.991 INFO [stderr]   --> src/exprable/mod.rs:27:17
Dec 18 11:54:25.991 INFO [stderr]    |
Dec 18 11:54:25.991 INFO [stderr] 27 |                 /// It should escape aginst special characters (\n, \\)
Dec 18 11:54:25.991 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:54:25.991 INFO [stderr]    |
Dec 18 11:54:25.991 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 18 11:54:25.991 INFO [stderr] 
Dec 18 11:54:26.116 INFO [stderr] warning: doc comment not used by rustdoc
Dec 18 11:54:26.116 INFO [stderr]   --> src/exprable/mod.rs:27:17
Dec 18 11:54:26.116 INFO [stderr]    |
Dec 18 11:54:26.116 INFO [stderr] 27 |                 /// It should escape aginst special characters (\n, \\)
Dec 18 11:54:26.116 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:54:26.116 INFO [stderr]    |
Dec 18 11:54:26.116 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 18 11:54:26.116 INFO [stderr] 
Dec 18 11:54:26.948 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
Dec 18 11:54:27.342 INFO running `"docker" "inspect" "cb9d563d2ea4c99b359a31e9148b49bd1a8babc740a8141c5d7881ea7367e621"`
Dec 18 11:54:27.662 INFO running `"docker" "rm" "-f" "cb9d563d2ea4c99b359a31e9148b49bd1a8babc740a8141c5d7881ea7367e621"`
Dec 18 11:54:27.860 INFO [stdout] cb9d563d2ea4c99b359a31e9148b49bd1a8babc740a8141c5d7881ea7367e621