[INFO] updating cached repository Mange/slack-tui
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Mange/slack-tui
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Mange/slack-tui" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Mange/slack-tui"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Mange/slack-tui'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Mange/slack-tui" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Mange/slack-tui"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Mange/slack-tui'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 173859854c6f6d643157eccbfcc1e8ea1697b663
[INFO] sha for GitHub repo Mange/slack-tui: 173859854c6f6d643157eccbfcc1e8ea1697b663
[INFO] validating manifest of Mange/slack-tui on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Mange/slack-tui on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Mange/slack-tui
[INFO] removed path dependency tui from Mange/slack-tui
[INFO] finished frobbing Mange/slack-tui
[INFO] frobbed toml for Mange/slack-tui written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Mange/slack-tui/Cargo.toml
[INFO] started frobbing Mange/slack-tui
[INFO] removed path dependency tui from Mange/slack-tui
[INFO] finished frobbing Mange/slack-tui
[INFO] frobbed toml for Mange/slack-tui written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Mange/slack-tui/Cargo.toml
[INFO] crate Mange/slack-tui already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on the registry index
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Mange/slack-tui/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Mange/slack-tui against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-2/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Mange/slack-tui:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8fff5297036487281780063a9ce6ee1013c0ad4a08a0eb29537d7dd8e8e0dd56
[INFO] running `"docker" "start" "-a" "8fff5297036487281780063a9ce6ee1013c0ad4a08a0eb29537d7dd8e8e0dd56"`
[INFO] [stderr]     Checking sha1 v0.4.0
[INFO] [stderr]     Checking tui v0.2.3
[INFO] [stderr]     Checking input_buffer v0.1.1
[INFO] [stderr]     Checking dotenv v0.13.0
[INFO] [stderr]     Checking slack_api v0.20.0
[INFO] [stderr]     Checking tungstenite v0.5.4
[INFO] [stderr]     Checking slack v0.21.0
[INFO] [stderr]     Checking slack-tui v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ChannelID`
[INFO] [stderr]  --> src/models/message_buffer.rs:4:32
[INFO] [stderr]   |
[INFO] [stderr] 4 | use models::{AppState, Canvas, ChannelID};
[INFO] [stderr]   |                                ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
[INFO] [stderr]  --> src/util.rs:4:29
[INFO] [stderr]   |
[INFO] [stderr] 4 |     for (i, cause) in error.causes().enumerate() {
[INFO] [stderr]   |                             ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::Fail::causes': please use the 'iter_chain()' method instead
[INFO] [stderr]   --> src/util.rs:26:10
[INFO] [stderr]    |
[INFO] [stderr] 26 |         .causes()
[INFO] [stderr]    |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/models/channel.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_str`
[INFO] [stderr]    --> src/models/messages/mod.rs:195:5
[INFO] [stderr]     |
[INFO] [stderr] 195 |     pub fn as_str(&self) -> &str {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Iter`
[INFO] [stderr]   --> src/models/user.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | type Iter<'a> = ::std::collections::btree_map::Iter<'a, UserID, User>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `id`
[INFO] [stderr]   --> src/models/user.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn id(&self) -> &UserID {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/models/user.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `iter`
[INFO] [stderr]   --> src/models/user.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn iter(&self) -> Iter {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/components/event_loop.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |         rtm.run(&mut SlackEventHandler { tx: slack_tx });
[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/components/input_manager.rs:66:17
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 app.select_channel_from_selector();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
[INFO] [stderr]  --> src/util.rs:4:29
[INFO] [stderr]   |
[INFO] [stderr] 4 |     for (i, cause) in error.causes().enumerate() {
[INFO] [stderr]   |                             ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::Fail::causes': please use the 'iter_chain()' method instead
[INFO] [stderr]   --> src/util.rs:26:10
[INFO] [stderr]    |
[INFO] [stderr] 26 |         .causes()
[INFO] [stderr]    |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_unreads`
[INFO] [stderr]   --> src/models/channel.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn has_unreads(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_str`
[INFO] [stderr]    --> src/models/messages/mod.rs:195:5
[INFO] [stderr]     |
[INFO] [stderr] 195 |     pub fn as_str(&self) -> &str {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Iter`
[INFO] [stderr]   --> src/models/user.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | type Iter<'a> = ::std::collections::btree_map::Iter<'a, UserID, User>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/models/user.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `iter`
[INFO] [stderr]   --> src/models/user.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn iter(&self) -> Iter {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/components/event_loop.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |         rtm.run(&mut SlackEventHandler { tx: slack_tx });
[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/components/input_manager.rs:66:17
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 app.select_channel_from_selector();
[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 43.21s
[INFO] running `"docker" "inspect" "8fff5297036487281780063a9ce6ee1013c0ad4a08a0eb29537d7dd8e8e0dd56"`
[INFO] running `"docker" "rm" "-f" "8fff5297036487281780063a9ce6ee1013c0ad4a08a0eb29537d7dd8e8e0dd56"`
[INFO] [stdout] 8fff5297036487281780063a9ce6ee1013c0ad4a08a0eb29537d7dd8e8e0dd56