[INFO] fetching crate loirc 0.2.0...
[INFO] testing loirc-0.2.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate loirc 0.2.0 into /workspace/builds/worker-2-tc1/source
[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-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate loirc 0.2.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3bb752f9437d7c09c939d5bf40c2cafc52ba476721fb485d661819c7c2dabd8
[INFO] running `Command { std: "docker" "start" "-a" "e3bb752f9437d7c09c939d5bf40c2cafc52ba476721fb485d661819c7c2dabd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3bb752f9437d7c09c939d5bf40c2cafc52ba476721fb485d661819c7c2dabd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3bb752f9437d7c09c939d5bf40c2cafc52ba476721fb485d661819c7c2dabd8", kill_on_drop: false }`
[INFO] [stdout] e3bb752f9437d7c09c939d5bf40c2cafc52ba476721fb485d661819c7c2dabd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f7b9bbe54d0064ec321b51def7d8c8ce7b0176dfdd24e541a73bf68024da09f
[INFO] running `Command { std: "docker" "start" "-a" "0f7b9bbe54d0064ec321b51def7d8c8ce7b0176dfdd24e541a73bf68024da09f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean 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)]` (part of `#[warn(unused)]`) 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 method `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]    |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 35 -         let mut state = line.trim_right_matches("\r\n");
[INFO] [stdout] 35 +         let mut state = line.trim_end_matches("\r\n");
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/activity_monitor.rs:64:30
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn connection_status<'a>(&self) -> MutexGuard<ConnectionStatus> {
[INFO] [stdout]    |                              ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn connection_status<'a>(&self) -> MutexGuard<'_, ConnectionStatus> {
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/activity_monitor.rs:74:19
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn get_server(&self) -> MutexGuard<Option<String>> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn get_server(&self) -> MutexGuard<'_, Option<String>> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "0f7b9bbe54d0064ec321b51def7d8c8ce7b0176dfdd24e541a73bf68024da09f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f7b9bbe54d0064ec321b51def7d8c8ce7b0176dfdd24e541a73bf68024da09f", kill_on_drop: false }`
[INFO] [stdout] 0f7b9bbe54d0064ec321b51def7d8c8ce7b0176dfdd24e541a73bf68024da09f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1e8325d5ea656efce4bb1925cb273414f1defcc0e6ecf3365e3e201d4c64054
[INFO] running `Command { std: "docker" "start" "-a" "a1e8325d5ea656efce4bb1925cb273414f1defcc0e6ecf3365e3e201d4c64054", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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)]` (part of `#[warn(unused)]`) 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 method `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]    |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 35 -         let mut state = line.trim_right_matches("\r\n");
[INFO] [stdout] 35 +         let mut state = line.trim_end_matches("\r\n");
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/activity_monitor.rs:64:30
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn connection_status<'a>(&self) -> MutexGuard<ConnectionStatus> {
[INFO] [stdout]    |                              ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn connection_status<'a>(&self) -> MutexGuard<'_, ConnectionStatus> {
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/activity_monitor.rs:74:19
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn get_server(&self) -> MutexGuard<Option<String>> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn get_server(&self) -> MutexGuard<'_, Option<String>> {
[INFO] [stdout]    |                                        +++
[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)]` (part of `#[warn(unused)]`) 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: 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: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let _ = writer.raw(format!("USER {} 8 * :{}\n", "peekaboo", "peekaboo"));
[INFO] [stdout]    |     +++++++
[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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = writer.raw(format!("NICK {}\n", "peekaboo"));
[INFO] [stdout]    |     +++++++
[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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 29 |                     let _ = writer.raw(format!("JOIN {}\n", channel));
[INFO] [stdout]    |                     +++++++
[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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 40 |                                     let _ = writer.raw(format!("PRIVMSG {} :{}\n", channel, "peekaboo"));
[INFO] [stdout]    |                                     +++++++
[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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 43 |                                     let _ = writer.raw(format!("QUIT :{}\n", "peekaboo"));
[INFO] [stdout]    |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `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]    |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 35 -         let mut state = line.trim_right_matches("\r\n");
[INFO] [stdout] 35 +         let mut state = line.trim_end_matches("\r\n");
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/activity_monitor.rs:64:30
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn connection_status<'a>(&self) -> MutexGuard<ConnectionStatus> {
[INFO] [stdout]    |                              ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn connection_status<'a>(&self) -> MutexGuard<'_, ConnectionStatus> {
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/activity_monitor.rs:74:19
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn get_server(&self) -> MutexGuard<Option<String>> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn get_server(&self) -> MutexGuard<'_, Option<String>> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "a1e8325d5ea656efce4bb1925cb273414f1defcc0e6ecf3365e3e201d4c64054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1e8325d5ea656efce4bb1925cb273414f1defcc0e6ecf3365e3e201d4c64054", kill_on_drop: false }`
[INFO] [stdout] a1e8325d5ea656efce4bb1925cb273414f1defcc0e6ecf3365e3e201d4c64054
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 101f9d40259c071598eca09a3a2c832faad7defa1a9e97699414022fd0aa979f
[INFO] running `Command { std: "docker" "start" "-a" "101f9d40259c071598eca09a3a2c832faad7defa1a9e97699414022fd0aa979f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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)]` (part of `#[warn(unused)]`) 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 method `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]    |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]    |
[INFO] [stderr] 35 -         let mut state = line.trim_right_matches("\r\n");
[INFO] [stderr] 35 +         let mut state = line.trim_end_matches("\r\n");
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/activity_monitor.rs:64:30
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn connection_status<'a>(&self) -> MutexGuard<ConnectionStatus> {
[INFO] [stderr]    |                              ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                              |
[INFO] [stderr]    |                              the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn connection_status<'a>(&self) -> MutexGuard<'_, ConnectionStatus> {
[INFO] [stderr]    |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/activity_monitor.rs:74:19
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn get_server(&self) -> MutexGuard<Option<String>> {
[INFO] [stderr]    |                   ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn get_server(&self) -> MutexGuard<'_, Option<String>> {
[INFO] [stderr]    |                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: `loirc` (lib) generated 9 warnings (run `cargo fix --lib -p loirc` to apply 5 suggestions)
[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: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let _ = writer.raw(format!("USER {} 8 * :{}\n", "peekaboo", "peekaboo"));
[INFO] [stderr]    |     +++++++
[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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = writer.raw(format!("NICK {}\n", "peekaboo"));
[INFO] [stderr]    |     +++++++
[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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 29 |                     let _ = writer.raw(format!("JOIN {}\n", channel));
[INFO] [stderr]    |                     +++++++
[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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 40 |                                     let _ = writer.raw(format!("PRIVMSG {} :{}\n", channel, "peekaboo"));
[INFO] [stderr]    |                                     +++++++
[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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 43 |                                     let _ = writer.raw(format!("QUIT :{}\n", "peekaboo"));
[INFO] [stderr]    |                                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `loirc` (example "peekaboo") generated 5 warnings
[INFO] [stderr] warning: `loirc` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/loirc-320c988ba94bf4cc)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test message::test_empty_message ... ok
[INFO] [stdout] test message::test_no_args ... ok
[INFO] [stdout] test message::test_empty_message_trim ... ok
[INFO] [stdout] test message::test_full ... ok
[INFO] [stdout] test message::test_no_prefix ... ok
[INFO] [stdout] test message::test_no_suffix ... ok
[INFO] [stdout] test message::test_only_prefix ... ok
[INFO] [stdout] test message::test_only_command ... ok
[INFO] [stdout] test message::test_prefix_none ... ok
[INFO] [stdout] test message::test_prefix_server ... ok
[INFO] [stdout] test message::test_prefix_user ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests loirc
[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)]` (part of `#[warn(unused)]`) 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]    --> 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 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "101f9d40259c071598eca09a3a2c832faad7defa1a9e97699414022fd0aa979f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "101f9d40259c071598eca09a3a2c832faad7defa1a9e97699414022fd0aa979f", kill_on_drop: false }`
[INFO] [stdout] 101f9d40259c071598eca09a3a2c832faad7defa1a9e97699414022fd0aa979f
