[INFO] fetching crate loirc 0.2.0...
[INFO] testing loirc-0.2.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate loirc 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate loirc 0.2.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", 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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42eb3b1892e216f0920e3e97113351b00fa1cce3c2cf9c3e7d6df5b919c0d689
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "42eb3b1892e216f0920e3e97113351b00fa1cce3c2cf9c3e7d6df5b919c0d689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42eb3b1892e216f0920e3e97113351b00fa1cce3c2cf9c3e7d6df5b919c0d689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42eb3b1892e216f0920e3e97113351b00fa1cce3c2cf9c3e7d6df5b919c0d689", kill_on_drop: false }`
[INFO] [stdout] 42eb3b1892e216f0920e3e97113351b00fa1cce3c2cf9c3e7d6df5b919c0d689
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d68329a6a7e7b6873edc386ac3677ff766cef9065a334e1eb1611dfab1027364
[INFO] running `Command { std: "docker" "start" "-a" "d68329a6a7e7b6873edc386ac3677ff766cef9065a334e1eb1611dfab1027364", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese 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-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling loirc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item '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 item '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: use of deprecated item '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 item '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: 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]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |        ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 item: `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 5.15s
[INFO] running `Command { std: "docker" "inspect" "d68329a6a7e7b6873edc386ac3677ff766cef9065a334e1eb1611dfab1027364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d68329a6a7e7b6873edc386ac3677ff766cef9065a334e1eb1611dfab1027364", kill_on_drop: false }`
[INFO] [stdout] d68329a6a7e7b6873edc386ac3677ff766cef9065a334e1eb1611dfab1027364
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa9d7c57c44024dfce78e468cef137037e047cc56611cc50fb13c56a8d2a0ee2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fa9d7c57c44024dfce78e468cef137037e047cc56611cc50fb13c56a8d2a0ee2", kill_on_drop: false }`
[INFO] [stderr]    Compiling loirc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item '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 item '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: use of deprecated item '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 item '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: 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]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |        ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 item: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::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 `std::result::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 `std::result::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 `std::result::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 `std::result::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: use of deprecated item '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 item '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: use of deprecated item '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 item '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: 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]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |        ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 item: `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 1.93s
[INFO] running `Command { std: "docker" "inspect" "fa9d7c57c44024dfce78e468cef137037e047cc56611cc50fb13c56a8d2a0ee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa9d7c57c44024dfce78e468cef137037e047cc56611cc50fb13c56a8d2a0ee2", kill_on_drop: false }`
[INFO] [stdout] fa9d7c57c44024dfce78e468cef137037e047cc56611cc50fb13c56a8d2a0ee2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7982f28a9dd6b1de85af69f374737ec9707111c9347ed002f62d4d1d1aac9e7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c7982f28a9dd6b1de85af69f374737ec9707111c9347ed002f62d4d1d1aac9e7", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item '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 item '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: use of deprecated item '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 item '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: 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]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[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]     |        ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '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 item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '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 item '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: use of deprecated item '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 item '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: 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]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[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]     |        ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '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 item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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 `std::result::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 `std::result::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 `std::result::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 `std::result::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: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/loirc-d07a937e07916d62
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test message::test_only_command ... ok
[INFO] [stdout] test message::test_no_suffix ... ok
[INFO] [stdout] test message::test_prefix_user ... ok
[INFO] [stdout] test message::test_full ... ok
[INFO] [stdout] test message::test_empty_message ... ok
[INFO] [stdout] test message::test_empty_message_trim ... ok
[INFO] [stdout] test message::test_prefix_none ... ok
[INFO] [stdout] test message::test_prefix_server ... ok
[INFO] [stdout] test message::test_no_args ... ok
[INFO] [stdout] test message::test_no_prefix ... 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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests loirc
[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]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[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]     |        ^^^^^^^^ help: remove these parentheses
[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) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c7982f28a9dd6b1de85af69f374737ec9707111c9347ed002f62d4d1d1aac9e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7982f28a9dd6b1de85af69f374737ec9707111c9347ed002f62d4d1d1aac9e7", kill_on_drop: false }`
[INFO] [stdout] c7982f28a9dd6b1de85af69f374737ec9707111c9347ed002f62d4d1d1aac9e7