[INFO] fetching crate loirc 0.2.0...
[INFO] testing loirc-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate loirc 0.2.0 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate loirc 0.2.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate loirc 0.2.0
[INFO] finished tweaking crates.io crate loirc 0.2.0
[INFO] tweaked toml for crates.io crate loirc 0.2.0 written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e227526470815b189ea02a234942536fee5a1fcec08fd85cd4fa343c3f0cb25f
[INFO] running `Command { std: "docker" "start" "-a" "e227526470815b189ea02a234942536fee5a1fcec08fd85cd4fa343c3f0cb25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e227526470815b189ea02a234942536fee5a1fcec08fd85cd4fa343c3f0cb25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e227526470815b189ea02a234942536fee5a1fcec08fd85cd4fa343c3f0cb25f", kill_on_drop: false }`
[INFO] [stdout] e227526470815b189ea02a234942536fee5a1fcec08fd85cd4fa343c3f0cb25f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb87004a7bf446fbcb992c3b9f931cf847cc2a1914230c402b4a7d52d1691055
[INFO] running `Command { std: "docker" "start" "-a" "cb87004a7bf446fbcb992c3b9f931cf847cc2a1914230c402b4a7d52d1691055", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling loirc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/connection.rs:247:60
[INFO] [stdout]     |
[INFO] [stdout] 247 | fn reconnect(address: &str, handle: &Writer) -> io::Result<(BufReader<TcpStream>)> {
[INFO] [stdout]     |                                                            ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 247 - fn reconnect(address: &str, handle: &Writer) -> io::Result<(BufReader<TcpStream>)> {
[INFO] [stdout] 247 + fn reconnect(address: &str, handle: &Writer) -> io::Result<BufReader<TcpStream>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:248:18
[INFO] [stdout]     |
[INFO] [stdout] 248 |     let stream = try!(TcpStream::connect(address));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:249:33
[INFO] [stdout]     |
[INFO] [stdout] 249 |     let reader = BufReader::new(try!(stream.try_clone()));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/connection.rs:251:8
[INFO] [stdout]     |
[INFO] [stdout] 251 |     Ok((reader))
[INFO] [stdout]     |        ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 251 -     Ok((reader))
[INFO] [stdout] 251 +     Ok(reader)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:360:18
[INFO] [stdout]     |
[INFO] [stdout] 360 |     let stream = try!(TcpStream::connect(address.as_ref()));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:361:33
[INFO] [stdout]     |
[INFO] [stdout] 361 |     let reader = BufReader::new(try!(stream.try_clone()));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/message.rs:35:30
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut state = line.trim_right_matches("\r\n");
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.77s
[INFO] running `Command { std: "docker" "inspect" "cb87004a7bf446fbcb992c3b9f931cf847cc2a1914230c402b4a7d52d1691055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb87004a7bf446fbcb992c3b9f931cf847cc2a1914230c402b4a7d52d1691055", kill_on_drop: false }`
[INFO] [stdout] cb87004a7bf446fbcb992c3b9f931cf847cc2a1914230c402b4a7d52d1691055
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af27ac48f3d8266155bd6f41e980f8bb620294f278a71e203de5d5826fe327ba
[INFO] running `Command { std: "docker" "start" "-a" "af27ac48f3d8266155bd6f41e980f8bb620294f278a71e203de5d5826fe327ba", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/connection.rs:247:60
[INFO] [stdout]     |
[INFO] [stdout] 247 | fn reconnect(address: &str, handle: &Writer) -> io::Result<(BufReader<TcpStream>)> {
[INFO] [stdout]     |                                                            ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 247 - fn reconnect(address: &str, handle: &Writer) -> io::Result<(BufReader<TcpStream>)> {
[INFO] [stdout] 247 + fn reconnect(address: &str, handle: &Writer) -> io::Result<BufReader<TcpStream>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:248:18
[INFO] [stdout]     |
[INFO] [stdout] 248 |     let stream = try!(TcpStream::connect(address));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling loirc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:249:33
[INFO] [stdout]     |
[INFO] [stdout] 249 |     let reader = BufReader::new(try!(stream.try_clone()));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/connection.rs:251:8
[INFO] [stdout]     |
[INFO] [stdout] 251 |     Ok((reader))
[INFO] [stdout]     |        ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 251 -     Ok((reader))
[INFO] [stdout] 251 +     Ok(reader)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:360:18
[INFO] [stdout]     |
[INFO] [stdout] 360 |     let stream = try!(TcpStream::connect(address.as_ref()));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:361:33
[INFO] [stdout]     |
[INFO] [stdout] 361 |     let reader = BufReader::new(try!(stream.try_clone()));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/message.rs:35:30
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut state = line.trim_right_matches("\r\n");
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/peekaboo.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     writer.raw(format!("USER {} 8 * :{}\n", "peekaboo", "peekaboo"));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/peekaboo.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     writer.raw(format!("NICK {}\n", "peekaboo"));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/peekaboo.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 |                     writer.raw(format!("JOIN {}\n", channel));
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/peekaboo.rs:40:37
[INFO] [stdout]    |
[INFO] [stdout] 40 | ...                   writer.raw(format!("PRIVMSG {} :{}\n", channel, "peekaboo"));
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/peekaboo.rs:43:37
[INFO] [stdout]    |
[INFO] [stdout] 43 | ...                   writer.raw(format!("QUIT :{}\n", "peekaboo"));
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/connection.rs:247:60
[INFO] [stdout]     |
[INFO] [stdout] 247 | fn reconnect(address: &str, handle: &Writer) -> io::Result<(BufReader<TcpStream>)> {
[INFO] [stdout]     |                                                            ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 247 - fn reconnect(address: &str, handle: &Writer) -> io::Result<(BufReader<TcpStream>)> {
[INFO] [stdout] 247 + fn reconnect(address: &str, handle: &Writer) -> io::Result<BufReader<TcpStream>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:248:18
[INFO] [stdout]     |
[INFO] [stdout] 248 |     let stream = try!(TcpStream::connect(address));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:249:33
[INFO] [stdout]     |
[INFO] [stdout] 249 |     let reader = BufReader::new(try!(stream.try_clone()));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/connection.rs:251:8
[INFO] [stdout]     |
[INFO] [stdout] 251 |     Ok((reader))
[INFO] [stdout]     |        ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 251 -     Ok((reader))
[INFO] [stdout] 251 +     Ok(reader)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:360:18
[INFO] [stdout]     |
[INFO] [stdout] 360 |     let stream = try!(TcpStream::connect(address.as_ref()));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:361:33
[INFO] [stdout]     |
[INFO] [stdout] 361 |     let reader = BufReader::new(try!(stream.try_clone()));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/message.rs:35:30
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut state = line.trim_right_matches("\r\n");
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "af27ac48f3d8266155bd6f41e980f8bb620294f278a71e203de5d5826fe327ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af27ac48f3d8266155bd6f41e980f8bb620294f278a71e203de5d5826fe327ba", kill_on_drop: false }`
[INFO] [stdout] af27ac48f3d8266155bd6f41e980f8bb620294f278a71e203de5d5826fe327ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 413ec09d5a2f219c9552df32f170f11a3f6bae160cff68d9df0e7cfb657c37fc
[INFO] running `Command { std: "docker" "start" "-a" "413ec09d5a2f219c9552df32f170f11a3f6bae160cff68d9df0e7cfb657c37fc", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/connection.rs:247:60
[INFO] [stderr]     |
[INFO] [stderr] 247 | fn reconnect(address: &str, handle: &Writer) -> io::Result<(BufReader<TcpStream>)> {
[INFO] [stderr]     |                                                            ^                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 247 - fn reconnect(address: &str, handle: &Writer) -> io::Result<(BufReader<TcpStream>)> {
[INFO] [stderr] 247 + fn reconnect(address: &str, handle: &Writer) -> io::Result<BufReader<TcpStream>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:248:18
[INFO] [stderr]     |
[INFO] [stderr] 248 |     let stream = try!(TcpStream::connect(address));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:249:33
[INFO] [stderr]     |
[INFO] [stderr] 249 |     let reader = BufReader::new(try!(stream.try_clone()));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/connection.rs:251:8
[INFO] [stderr]     |
[INFO] [stderr] 251 |     Ok((reader))
[INFO] [stderr]     |        ^      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 251 -     Ok((reader))
[INFO] [stderr] 251 +     Ok(reader)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:360:18
[INFO] [stderr]     |
[INFO] [stderr] 360 |     let stream = try!(TcpStream::connect(address.as_ref()));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:361:33
[INFO] [stderr]     |
[INFO] [stderr] 361 |     let reader = BufReader::new(try!(stream.try_clone()));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stderr]   --> src/message.rs:35:30
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let mut state = line.trim_right_matches("\r\n");
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: `loirc` (lib) generated 7 warnings
[INFO] [stderr] warning: `loirc` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/peekaboo.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     writer.raw(format!("USER {} 8 * :{}\n", "peekaboo", "peekaboo"));
[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 `Result` that must be used
[INFO] [stderr]   --> examples/peekaboo.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     writer.raw(format!("NICK {}\n", "peekaboo"));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/peekaboo.rs:29:21
[INFO] [stderr]    |
[INFO] [stderr] 29 |                     writer.raw(format!("JOIN {}\n", channel));
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/peekaboo.rs:40:37
[INFO] [stderr]    |
[INFO] [stderr] 40 | ...                   writer.raw(format!("PRIVMSG {} :{}\n", channel, "peekaboo"));
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/peekaboo.rs:43:37
[INFO] [stderr]    |
[INFO] [stderr] 43 | ...                   writer.raw(format!("QUIT :{}\n", "peekaboo"));
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `loirc` (example "peekaboo") generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/loirc-42c5eb5098f16122)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests loirc
[INFO] [stdout] running 11 tests
[INFO] [stdout] test message::test_empty_message ... ok
[INFO] [stdout] test message::test_empty_message_trim ... ok
[INFO] [stdout] test message::test_full ... ok
[INFO] [stdout] test message::test_no_args ... ok
[INFO] [stdout] test message::test_no_prefix ... ok
[INFO] [stdout] test message::test_no_suffix ... ok
[INFO] [stdout] test message::test_only_command ... ok
[INFO] [stdout] test message::test_prefix_server ... ok
[INFO] [stdout] test message::test_prefix_user ... ok
[INFO] [stdout] test message::test_prefix_none ... ok
[INFO] [stdout] test message::test_only_prefix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/connection.rs:247:60
[INFO] [stderr]     |
[INFO] [stderr] 247 | fn reconnect(address: &str, handle: &Writer) -> io::Result<(BufReader<TcpStream>)> {
[INFO] [stderr]     |                                                            ^                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 247 - fn reconnect(address: &str, handle: &Writer) -> io::Result<(BufReader<TcpStream>)> {
[INFO] [stderr] 247 + fn reconnect(address: &str, handle: &Writer) -> io::Result<BufReader<TcpStream>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/connection.rs:251:8
[INFO] [stderr]     |
[INFO] [stderr] 251 |     Ok((reader))
[INFO] [stderr]     |        ^      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 251 -     Ok((reader))
[INFO] [stderr] 251 +     Ok(reader)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "413ec09d5a2f219c9552df32f170f11a3f6bae160cff68d9df0e7cfb657c37fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "413ec09d5a2f219c9552df32f170f11a3f6bae160cff68d9df0e7cfb657c37fc", kill_on_drop: false }`
[INFO] [stdout] 413ec09d5a2f219c9552df32f170f11a3f6bae160cff68d9df0e7cfb657c37fc