Dec 05 07:41:50.644 INFO checking ruroonga_command-0.3.4 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 07:41:50.644 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 07:41:50.897 INFO [stdout] 03b1b92a3a2a53c7b41daaa094d75d3f034d6b286003609079b39d085c3f603c
Dec 05 07:41:50.903 INFO running `"docker" "start" "-a" "03b1b92a3a2a53c7b41daaa094d75d3f034d6b286003609079b39d085c3f603c"`
Dec 05 07:41:52.339 INFO [stderr] usermod: no changes
Dec 05 07:41:52.471 INFO [stderr]     Checking pulldown-cmark v0.0.3
Dec 05 07:41:52.471 INFO [stderr]     Checking url v1.2.4
Dec 05 07:41:52.471 INFO [stderr]    Compiling skeptic v0.6.1
Dec 05 07:41:55.680 INFO [stderr]    Compiling ruroonga_command v0.3.4 (/source)
Dec 05 07:41:58.343 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 07:41:58.343 INFO [stderr]   --> src/commandlinable/mod.rs:28:17
Dec 05 07:41:58.343 INFO [stderr]    |
Dec 05 07:41:58.343 INFO [stderr] 28 |                 /// It should escape aginst special characters (\n, \\)
Dec 05 07:41:58.343 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 07:41:58.343 INFO [stderr]    |
Dec 05 07:41:58.343 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 05 07:41:58.343 INFO [stderr] 
Dec 05 07:41:58.343 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 07:41:58.343 INFO [stderr]   --> src/types/data_type.rs:48:13
Dec 05 07:41:58.343 INFO [stderr]    |
Dec 05 07:41:58.343 INFO [stderr] 48 |             /// For future extensibility.
Dec 05 07:41:58.343 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 07:41:58.343 INFO [stderr] 
Dec 05 07:41:58.343 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 07:41:58.343 INFO [stderr]   --> src/types/data_type.rs:82:17
Dec 05 07:41:58.343 INFO [stderr]    |
Dec 05 07:41:58.343 INFO [stderr] 82 |                 /// For future extensibility.
Dec 05 07:41:58.343 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 07:41:58.344 INFO [stderr] 
Dec 05 07:41:58.344 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 07:41:58.344 INFO [stderr]    --> src/types/data_type.rs:108:13
Dec 05 07:41:58.344 INFO [stderr]     |
Dec 05 07:41:58.344 INFO [stderr] 108 |             /// For future extensibility.
Dec 05 07:41:58.344 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 07:41:58.344 INFO [stderr] 
Dec 05 07:41:58.348 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 07:41:58.348 INFO [stderr]   --> src/selectable/staged_columns.rs:49:17
Dec 05 07:41:58.348 INFO [stderr]    |
Dec 05 07:41:58.348 INFO [stderr] 49 |                 /// For future extensibility.
Dec 05 07:41:58.348 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 07:41:58.348 INFO [stderr] 
Dec 05 07:41:58.987 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 07:41:58.987 INFO [stderr]   --> src/commandlinable/mod.rs:28:17
Dec 05 07:41:58.987 INFO [stderr]    |
Dec 05 07:41:58.988 INFO [stderr] 28 |                 /// It should escape aginst special characters (\n, \\)
Dec 05 07:41:58.988 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 07:41:58.988 INFO [stderr]    |
Dec 05 07:41:58.989 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 05 07:41:58.989 INFO [stderr] 
Dec 05 07:41:58.989 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 07:41:58.989 INFO [stderr]   --> src/types/data_type.rs:48:13
Dec 05 07:41:58.989 INFO [stderr]    |
Dec 05 07:41:58.990 INFO [stderr] 48 |             /// For future extensibility.
Dec 05 07:41:58.990 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 07:41:58.990 INFO [stderr] 
Dec 05 07:41:58.990 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 07:41:58.991 INFO [stderr]   --> src/types/data_type.rs:82:17
Dec 05 07:41:58.991 INFO [stderr]    |
Dec 05 07:41:58.991 INFO [stderr] 82 |                 /// For future extensibility.
Dec 05 07:41:58.991 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 07:41:58.991 INFO [stderr] 
Dec 05 07:41:58.992 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 07:41:58.992 INFO [stderr]    --> src/types/data_type.rs:108:13
Dec 05 07:41:58.992 INFO [stderr]     |
Dec 05 07:41:58.992 INFO [stderr] 108 |             /// For future extensibility.
Dec 05 07:41:58.993 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 07:41:58.993 INFO [stderr] 
Dec 05 07:41:59.019 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 07:41:59.019 INFO [stderr]   --> src/selectable/staged_columns.rs:49:17
Dec 05 07:41:59.019 INFO [stderr]    |
Dec 05 07:41:59.019 INFO [stderr] 49 |                 /// For future extensibility.
Dec 05 07:41:59.019 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 07:41:59.019 INFO [stderr] 
Dec 05 07:42:04.127 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.76s
Dec 05 07:42:04.143 INFO [stderr] su: No module specific data is present
Dec 05 07:42:05.359 INFO running `"docker" "inspect" "03b1b92a3a2a53c7b41daaa094d75d3f034d6b286003609079b39d085c3f603c"`
Dec 05 07:42:05.755 INFO running `"docker" "rm" "-f" "03b1b92a3a2a53c7b41daaa094d75d3f034d6b286003609079b39d085c3f603c"`
Dec 05 07:42:06.074 INFO [stdout] 03b1b92a3a2a53c7b41daaa094d75d3f034d6b286003609079b39d085c3f603c