[INFO] fetching crate danmuji 0.1.0...
[INFO] extracting crate danmuji 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/danmuji/0.1.0
[INFO] extracting crate danmuji 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/danmuji/0.1.0
[INFO] validating manifest of danmuji-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of danmuji-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing danmuji-0.1.0
[INFO] finished frobbing danmuji-0.1.0
[INFO] frobbed toml for danmuji-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/danmuji/0.1.0/Cargo.toml
[INFO] started frobbing danmuji-0.1.0
[INFO] finished frobbing danmuji-0.1.0
[INFO] frobbed toml for danmuji-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/danmuji/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hey_listen v0.4.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing danmuji-0.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/danmuji/0.1.0:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 05c34bcaf9ec155d18b41b65283325c9a0f6434d09ffbe3edb637bd4069ea073
[INFO] running `"docker" "start" "-a" "05c34bcaf9ec155d18b41b65283325c9a0f6434d09ffbe3edb637bd4069ea073"`
[INFO] [stderr]    Compiling serenity v0.6.3
[INFO] [stderr]    Compiling uwl v0.4.2
[INFO] [stderr]    Compiling input_buffer v0.2.0
[INFO] [stderr]    Compiling command_attr v0.1.4
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling dotenv v0.14.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling tungstenite v0.6.1
[INFO] [stderr]    Compiling white_rabbit v0.1.1
[INFO] [stderr]    Compiling hey_listen v0.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.2
[INFO] [stderr]    Compiling r2d2 v0.8.5
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling diesel v1.4.2
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]    Compiling hyper-rustls v0.16.1
[INFO] [stderr]    Compiling reqwest v0.9.19
[INFO] [stderr]    Compiling migrations_internals v1.4.0
[INFO] [stderr]    Compiling migrations_macros v1.4.0
[INFO] [stderr]    Compiling diesel_migrations v1.4.0
[INFO] [stderr]    Compiling danmuji v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     embedded_migrations::run_with_output(&conn, &mut std::io::stdout());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:132:17
[INFO] [stderr]     |
[INFO] [stderr] 132 | /                 res.map_err(|err| {
[INFO] [stderr] 133 | |                     AppError::from(err).send_err(&ctx.http, msg, "Unable to run command".into())
[INFO] [stderr] 134 | |                 });
[INFO] [stderr]     | |___________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/commands/channels.rs:191:13
[INFO] [stderr]     |
[INFO] [stderr] 191 |             msg.channel_id.say(&ctx.http, message);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/commands/hangeul.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 | /             msg.channel_id.say(
[INFO] [stderr] 56 | |                 &ctx.http,
[INFO] [stderr] 57 | |                 format!("<@:{}> has successfully opted out.", msg.author.id),
[INFO] [stderr] 58 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/commands/hangeul.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 | /             msg.channel_id.say(
[INFO] [stderr] 71 | |                 &ctx.http,
[INFO] [stderr] 72 | |                 format!("<@:{}> has successfully opted in.", msg.author.id),
[INFO] [stderr] 73 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/commands/hangeul.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 | /             msg.channel_id.send_message(&ctx.http, |m| {
[INFO] [stderr] 87 | |                 m.embed(|e| {
[INFO] [stderr] 88 | |                     e.title("한글/English Ratio Results");
[INFO] [stderr] 89 | |                     e.description(list.pretty_print(&ctx.http));
[INFO] [stderr] ...  |
[INFO] [stderr] 93 | |                 m
[INFO] [stderr] 94 | |             });
[INFO] [stderr]    | |_______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/handler.rs:95:17
[INFO] [stderr]    |
[INFO] [stderr] 95 |                 msg.channel_id.say(&ctx, &reply.url);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 32s
[INFO] running `"docker" "inspect" "05c34bcaf9ec155d18b41b65283325c9a0f6434d09ffbe3edb637bd4069ea073"`
[INFO] running `"docker" "rm" "-f" "05c34bcaf9ec155d18b41b65283325c9a0f6434d09ffbe3edb637bd4069ea073"`
[INFO] [stdout] 05c34bcaf9ec155d18b41b65283325c9a0f6434d09ffbe3edb637bd4069ea073
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/danmuji/0.1.0:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4500b230218ce779ad586d9168cd64dff29981c7d1af7142e22d862e06d003d5
[INFO] running `"docker" "start" "-a" "4500b230218ce779ad586d9168cd64dff29981c7d1af7142e22d862e06d003d5"`
[INFO] [stderr]    Compiling danmuji v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `test`
[INFO] [stderr]   --> src/utils.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |     use test::{black_box, Bencher};
[INFO] [stderr]    |         ^^^^ use of undeclared type or module `test`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `danmuji`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4500b230218ce779ad586d9168cd64dff29981c7d1af7142e22d862e06d003d5"`
[INFO] running `"docker" "rm" "-f" "4500b230218ce779ad586d9168cd64dff29981c7d1af7142e22d862e06d003d5"`
[INFO] [stdout] 4500b230218ce779ad586d9168cd64dff29981c7d1af7142e22d862e06d003d5