[INFO] cloning repository https://github.com/AnickaBurova/sync-files
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AnickaBurova/sync-files" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnickaBurova%2Fsync-files", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnickaBurova%2Fsync-files'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4a0e87f7ebd498ec809d887128c212a332a769a
[INFO] checking AnickaBurova/sync-files against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnickaBurova%2Fsync-files" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AnickaBurova/sync-files on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AnickaBurova/sync-files
[INFO] finished tweaking git repo https://github.com/AnickaBurova/sync-files
[INFO] tweaked toml for git repo https://github.com/AnickaBurova/sync-files written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/AnickaBurova/sync-files already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", 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] 3418e5354c4e73f46d90bf7eadd47926a7cecc5553692d47dea541b9da562d88
[INFO] running `Command { std: "docker" "start" "-a" "3418e5354c4e73f46d90bf7eadd47926a7cecc5553692d47dea541b9da562d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3418e5354c4e73f46d90bf7eadd47926a7cecc5553692d47dea541b9da562d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3418e5354c4e73f46d90bf7eadd47926a7cecc5553692d47dea541b9da562d88", kill_on_drop: false }`
[INFO] [stdout] 3418e5354c4e73f46d90bf7eadd47926a7cecc5553692d47dea541b9da562d88
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--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] d26c34ce0439d69aee6c47f9504e9676c737281045d312c2c3d41f70a3020cdd
[INFO] running `Command { std: "docker" "start" "-a" "d26c34ce0439d69aee6c47f9504e9676c737281045d312c2c3d41f70a3020cdd", kill_on_drop: false }`
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking sync-files v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/master.rs:28:32
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 let mut file = try!(fs::File::open(&path));
[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/master.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 try!(file.read_to_end(&mut buffer));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/master.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 try!(stream.write_u16::<LittleEndian>(name_data.len() as u16));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/master.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 try!(stream.write(&name_data[..]));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/master.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 try!(stream.write_u32::<LittleEndian>(buffer.len() as u32));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/master.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 try!(stream.write(&buffer[..]));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/slave.rs:17:33
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let path_length : u16 = try!(stream.read_u16::<LittleEndian>());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/slave.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         try!(stream.take(path_length as u64).read_to_end(&mut path_data));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/slave.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let data_length : u32 = try!(stream.read_u32::<LittleEndian>());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/slave.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         try!(stream.take(data_length as u64).read_to_end(&mut data));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/slave.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut file = try!(File::create(path));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/slave.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         try!(file.write_all(&data[..]));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         try!(run_master(stream,sync_config))
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         try!(run_slave(stream,sync_config))
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:41:22
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut stream = try!(TcpStream::connect((&config.outsideip as &str,config.port)));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let listener = try!(TcpListener::bind((&config.localip as &str,config.port)));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/slave.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/master.rs:28:32
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 let mut file = try!(fs::File::open(&path));
[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/master.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 try!(file.read_to_end(&mut buffer));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/master.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 try!(stream.write_u16::<LittleEndian>(name_data.len() as u16));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/master.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 try!(stream.write(&name_data[..]));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/master.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 try!(stream.write_u32::<LittleEndian>(buffer.len() as u32));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/master.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 try!(stream.write(&buffer[..]));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/slave.rs:17:33
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let path_length : u16 = try!(stream.read_u16::<LittleEndian>());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/slave.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         try!(stream.take(path_length as u64).read_to_end(&mut path_data));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/slave.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let data_length : u32 = try!(stream.read_u32::<LittleEndian>());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/slave.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         try!(stream.take(data_length as u64).read_to_end(&mut data));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/slave.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut file = try!(File::create(path));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/slave.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         try!(file.write_all(&data[..]));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         try!(run_master(stream,sync_config))
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         try!(run_slave(stream,sync_config))
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:41:22
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut stream = try!(TcpStream::connect((&config.outsideip as &str,config.port)));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let listener = try!(TcpListener::bind((&config.localip as &str,config.port)));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/slave.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cfg`
[INFO] [stdout]   --> src/slave.rs:14:45
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn run_slave<T : Read>(stream : &mut T, cfg : SyncConfig) -> Result<()>{
[INFO] [stdout]    |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_cfg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cfg`
[INFO] [stdout]   --> src/slave.rs:14:45
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn run_slave<T : Read>(stream : &mut T, cfg : SyncConfig) -> Result<()>{
[INFO] [stdout]    |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_cfg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "d26c34ce0439d69aee6c47f9504e9676c737281045d312c2c3d41f70a3020cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d26c34ce0439d69aee6c47f9504e9676c737281045d312c2c3d41f70a3020cdd", kill_on_drop: false }`
[INFO] [stdout] d26c34ce0439d69aee6c47f9504e9676c737281045d312c2c3d41f70a3020cdd
