[INFO] crate ruroonga_command 0.3.4 is already in cache
[INFO] extracting crate ruroonga_command 0.3.4 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/ruroonga_command/0.3.4
[INFO] extracting crate ruroonga_command 0.3.4 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/ruroonga_command/0.3.4
[INFO] validating manifest of ruroonga_command-0.3.4 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ruroonga_command-0.3.4 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ruroonga_command-0.3.4
[INFO] finished frobbing ruroonga_command-0.3.4
[INFO] frobbed toml for ruroonga_command-0.3.4 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/ruroonga_command/0.3.4/Cargo.toml
[INFO] started frobbing ruroonga_command-0.3.4
[INFO] finished frobbing ruroonga_command-0.3.4
[INFO] frobbed toml for ruroonga_command-0.3.4 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/ruroonga_command/0.3.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ruroonga_command-0.3.4 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-5/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/ruroonga_command/0.3.4:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b10e77ff4f0be0a9b1e47ccea1e15299ba8c307b66b5d01bce17a5dc1c786ee5
[INFO] running `"docker" "start" "-a" "b10e77ff4f0be0a9b1e47ccea1e15299ba8c307b66b5d01bce17a5dc1c786ee5"`
[INFO] [stderr]     Checking pulldown-cmark v0.0.3
[INFO] [stderr]     Checking url v1.2.4
[INFO] [stderr]    Compiling skeptic v0.6.1
[INFO] [stderr]    Compiling ruroonga_command v0.3.4 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/commandlinable/mod.rs:28:17
[INFO] [stderr]    |
[INFO] [stderr] 28 | /                 /// It should escape aginst special characters (\n, \\)
[INFO] [stderr] 29 | |                 /// for creating command line style command.
[INFO] [stderr]    | |____________________________________________________________^
[INFO] [stderr] 30 | /                 '\n' | '\\' => {
[INFO] [stderr] 31 | |                     try!(fmt.write_str(&pile_o_bits[last..i]));
[INFO] [stderr] 32 | |                     let s = match ch as char {
[INFO] [stderr] 33 | |                         '\n' => "\\n",
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |                     last = i + 1;
[INFO] [stderr] 39 | |                 }
[INFO] [stderr]    | |_________________- rustdoc does not generate documentation for match arms
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/types/data_type.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             /// For future extensibility.
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 49 |             ExtDataType(ref s) => s.as_ref(),
[INFO] [stderr]    |             -------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/types/data_type.rs:82:17
[INFO] [stderr]    |
[INFO] [stderr] 82 |                 /// For future extensibility.
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 83 |                 _ => ExtDataType(s.to_owned()),
[INFO] [stderr]    |                 ------------------------------ rustdoc does not generate documentation for match arms
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/types/data_type.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |             /// For future extensibility.
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 109 |             ExtDataType(ref s) => s.as_ref(),
[INFO] [stderr]     |             -------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/commandlinable/mod.rs:28:17
[INFO] [stderr]    |
[INFO] [stderr] 28 | /                 /// It should escape aginst special characters (\n, \\)
[INFO] [stderr] 29 | |                 /// for creating command line style command.
[INFO] [stderr]    | |____________________________________________________________^
[INFO] [stderr] 30 | /                 '\n' | '\\' => {
[INFO] [stderr] 31 | |                     try!(fmt.write_str(&pile_o_bits[last..i]));
[INFO] [stderr] 32 | |                     let s = match ch as char {
[INFO] [stderr] 33 | |                         '\n' => "\\n",
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |                     last = i + 1;
[INFO] [stderr] 39 | |                 }
[INFO] [stderr]    | |_________________- rustdoc does not generate documentation for match arms
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/types/data_type.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             /// For future extensibility.
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 49 |             ExtDataType(ref s) => s.as_ref(),
[INFO] [stderr]    |             -------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/types/data_type.rs:82:17
[INFO] [stderr]    |
[INFO] [stderr] 82 |                 /// For future extensibility.
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 83 |                 _ => ExtDataType(s.to_owned()),
[INFO] [stderr]    |                 ------------------------------ rustdoc does not generate documentation for match arms
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/types/data_type.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |             /// For future extensibility.
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 109 |             ExtDataType(ref s) => s.as_ref(),
[INFO] [stderr]     |             -------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/selectable/staged_columns.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 /// For future extensibility.
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 50 |                 _ => ExtWindowFunction(s.to_owned()),
[INFO] [stderr]    |                 ------------------------------------ rustdoc does not generate documentation for match arms
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/selectable/staged_columns.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 /// For future extensibility.
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 50 |                 _ => ExtWindowFunction(s.to_owned()),
[INFO] [stderr]    |                 ------------------------------------ rustdoc does not generate documentation for match arms
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.39s
[INFO] running `"docker" "inspect" "b10e77ff4f0be0a9b1e47ccea1e15299ba8c307b66b5d01bce17a5dc1c786ee5"`
[INFO] running `"docker" "rm" "-f" "b10e77ff4f0be0a9b1e47ccea1e15299ba8c307b66b5d01bce17a5dc1c786ee5"`
[INFO] [stdout] b10e77ff4f0be0a9b1e47ccea1e15299ba8c307b66b5d01bce17a5dc1c786ee5