[INFO] cloning repository https://github.com/AnickaBurova/redirect-keyboard
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AnickaBurova/redirect-keyboard" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnickaBurova%2Fredirect-keyboard"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnickaBurova%2Fredirect-keyboard'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] afc99160b548734d6fe438615dbcd28bc818cfda
[INFO] checking AnickaBurova/redirect-keyboard against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnickaBurova%2Fredirect-keyboard" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AnickaBurova/redirect-keyboard on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/AnickaBurova/redirect-keyboard
[INFO] finished tweaking git repo https://github.com/AnickaBurova/redirect-keyboard
[INFO] tweaked toml for git repo https://github.com/AnickaBurova/redirect-keyboard written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/AnickaBurova/redirect-keyboard already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-9/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8fd146e9d6b26fea701ba8789ed82ed4e898fffce85f006d547940f993164a39
[INFO] running `"docker" "start" "-a" "8fd146e9d6b26fea701ba8789ed82ed4e898fffce85f006d547940f993164a39"`
[INFO] [stderr]     Checking redirect-keyboard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/red_key/mod.rs:20:25
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let code : u8 = try!(stream.read_u8());
[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/red_key/mod.rs:22:36
[INFO] [stderr]    |
[INFO] [stderr] 22 |             1 => Message::KeyPress(try!(stream.read_u8())),
[INFO] [stderr]    |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/red_key/mod.rs:88:21
[INFO] [stderr]    |
[INFO] [stderr] 88 |             let _ = try!(stream.write(&[1u8,code]));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:39:22
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut stream = try!(TcpStream::connect((&config.outsideip as &str,config.port)));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:46:20
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let listener = try!(TcpListener::bind((&config.localip as &str,config.port)));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ErrorKind`, `Error`, `stdin`
[INFO] [stderr]   --> src/red_key/mod.rs:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::io::{Error, ErrorKind, Result , stdin };
[INFO] [stderr]    |               ^^^^^  ^^^^^^^^^           ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stream`
[INFO] [stderr]   --> src/red_key/mod.rs:60:19
[INFO] [stderr]    |
[INFO] [stderr] 60 | pub fn run_master(stream : &mut TcpStream) -> Result<()>{
[INFO] [stderr]    |                   ^^^^^^ help: consider prefixing with an underscore: `_stream`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `send_message`
[INFO] [stderr]   --> src/red_key/mod.rs:85:1
[INFO] [stderr]    |
[INFO] [stderr] 85 | fn send_message(stream : &mut TcpStream, msg : Message) -> Result<()>{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/red_key/mod.rs:20:25
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let code : u8 = try!(stream.read_u8());
[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/red_key/mod.rs:22:36
[INFO] [stderr]    |
[INFO] [stderr] 22 |             1 => Message::KeyPress(try!(stream.read_u8())),
[INFO] [stderr]    |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/red_key/mod.rs:88:21
[INFO] [stderr]    |
[INFO] [stderr] 88 |             let _ = try!(stream.write(&[1u8,code]));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:39:22
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut stream = try!(TcpStream::connect((&config.outsideip as &str,config.port)));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:46:20
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let listener = try!(TcpListener::bind((&config.localip as &str,config.port)));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ErrorKind`, `Error`, `stdin`
[INFO] [stderr]   --> src/red_key/mod.rs:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::io::{Error, ErrorKind, Result , stdin };
[INFO] [stderr]    |               ^^^^^  ^^^^^^^^^           ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stream`
[INFO] [stderr]   --> src/red_key/mod.rs:60:19
[INFO] [stderr]    |
[INFO] [stderr] 60 | pub fn run_master(stream : &mut TcpStream) -> Result<()>{
[INFO] [stderr]    |                   ^^^^^^ help: consider prefixing with an underscore: `_stream`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `send_message`
[INFO] [stderr]   --> src/red_key/mod.rs:85:1
[INFO] [stderr]    |
[INFO] [stderr] 85 | fn send_message(stream : &mut TcpStream, msg : Message) -> Result<()>{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "8fd146e9d6b26fea701ba8789ed82ed4e898fffce85f006d547940f993164a39"`
[INFO] running `"docker" "rm" "-f" "8fd146e9d6b26fea701ba8789ed82ed4e898fffce85f006d547940f993164a39"`
[INFO] [stdout] 8fd146e9d6b26fea701ba8789ed82ed4e898fffce85f006d547940f993164a39