[INFO] cloning repository https://github.com/dat2/yate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dat2/yate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdat2%2Fyate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdat2%2Fyate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a124fd6b9d4bd4eae9010903529c8717be97a7d5
[INFO] testing dat2/yate against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdat2%2Fyate" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dat2/yate on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dat2/yate
[INFO] finished tweaking git repo https://github.com/dat2/yate
[INFO] tweaked toml for git repo https://github.com/dat2/yate written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/dat2/yate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] cfd9a223726648b7a779d2146f4bfa97ab424fdfc4424f64e922b4359e80681d
[INFO] running `Command { std: "docker" "start" "-a" "cfd9a223726648b7a779d2146f4bfa97ab424fdfc4424f64e922b4359e80681d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfd9a223726648b7a779d2146f4bfa97ab424fdfc4424f64e922b4359e80681d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfd9a223726648b7a779d2146f4bfa97ab424fdfc4424f64e922b4359e80681d", kill_on_drop: false }`
[INFO] [stdout] cfd9a223726648b7a779d2146f4bfa97ab424fdfc4424f64e922b4359e80681d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b1a921e8d48c11be51cfdd98b93a60d6d19b57f7a018a7a399ee09b82801c69
[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" "9b1a921e8d48c11be51cfdd98b93a60d6d19b57f7a018a7a399ee09b82801c69", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling strsim v0.5.1
[INFO] [stderr]    Compiling yaml-rust v0.3.4
[INFO] [stderr]    Compiling unicode-segmentation v0.1.2
[INFO] [stderr]    Compiling unicode-width v0.1.3
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling net2 v0.2.26
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling term_size v0.2.1
[INFO] [stderr]    Compiling filetime v0.1.10
[INFO] [stderr]    Compiling inotify v0.2.3
[INFO] [stderr]    Compiling termion v1.1.1
[INFO] [stderr]    Compiling clap v2.15.0
[INFO] [stderr]    Compiling miow v0.1.3
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling notify v2.6.3
[INFO] [stderr]    Compiling yate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file_buffer.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut handle = try!(File::open(&filename));
[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/file_buffer.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         try!(handle.read_to_string(&mut contents));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file_buffer.rs:38:47
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mut watcher: RecommendedWatcher = try!(Watcher::new(tx));
[INFO] [stdout]    |                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file_buffer.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         try!(watcher.watch(&self.filename));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rope.rs:53:25
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn split(&self, i: usize) -> (RopeNode, RopeNode) {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rope.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/rope.rs:96:36
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.66s
[INFO] running `Command { std: "docker" "inspect" "9b1a921e8d48c11be51cfdd98b93a60d6d19b57f7a018a7a399ee09b82801c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b1a921e8d48c11be51cfdd98b93a60d6d19b57f7a018a7a399ee09b82801c69", kill_on_drop: false }`
[INFO] [stdout] 9b1a921e8d48c11be51cfdd98b93a60d6d19b57f7a018a7a399ee09b82801c69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81fe8a391ca965c9a896a46dcb96f7f460b4b8183934406a9403abd627bc6d36
[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" "81fe8a391ca965c9a896a46dcb96f7f460b4b8183934406a9403abd627bc6d36", kill_on_drop: false }`
[INFO] [stderr]    Compiling yate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file_buffer.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut handle = try!(File::open(&filename));
[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/file_buffer.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         try!(handle.read_to_string(&mut contents));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file_buffer.rs:38:47
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mut watcher: RecommendedWatcher = try!(Watcher::new(tx));
[INFO] [stdout]    |                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file_buffer.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         try!(watcher.watch(&self.filename));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rope.rs:53:25
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn split(&self, i: usize) -> (RopeNode, RopeNode) {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rope.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/rope.rs:96:36
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file_buffer.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut handle = try!(File::open(&filename));
[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/file_buffer.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         try!(handle.read_to_string(&mut contents));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file_buffer.rs:38:47
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mut watcher: RecommendedWatcher = try!(Watcher::new(tx));
[INFO] [stdout]    |                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file_buffer.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         try!(watcher.watch(&self.filename));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rope.rs:53:25
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn split(&self, i: usize) -> (RopeNode, RopeNode) {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rope.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/rope.rs:96:36
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "81fe8a391ca965c9a896a46dcb96f7f460b4b8183934406a9403abd627bc6d36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81fe8a391ca965c9a896a46dcb96f7f460b4b8183934406a9403abd627bc6d36", kill_on_drop: false }`
[INFO] [stdout] 81fe8a391ca965c9a896a46dcb96f7f460b4b8183934406a9403abd627bc6d36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a6dbac781a75931b185698c93c57c8e85c173c7807e9c7933b1e8d7be1eba82
[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" "8a6dbac781a75931b185698c93c57c8e85c173c7807e9c7933b1e8d7be1eba82", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/file_buffer.rs:24:26
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let mut handle = try!(File::open(&filename));
[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/file_buffer.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         try!(handle.read_to_string(&mut contents));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/file_buffer.rs:38:47
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let mut watcher: RecommendedWatcher = try!(Watcher::new(tx));
[INFO] [stderr]    |                                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/file_buffer.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |         try!(watcher.watch(&self.filename));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rope.rs:53:25
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn split(&self, i: usize) -> (RopeNode, RopeNode) {
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rope.rs:96:26
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stderr]    |                          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> src/rope.rs:96:36
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stderr]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/file_buffer.rs:24:26
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let mut handle = try!(File::open(&filename));
[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/file_buffer.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         try!(handle.read_to_string(&mut contents));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/file_buffer.rs:38:47
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let mut watcher: RecommendedWatcher = try!(Watcher::new(tx));
[INFO] [stderr]    |                                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/file_buffer.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |         try!(watcher.watch(&self.filename));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rope.rs:53:25
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn split(&self, i: usize) -> (RopeNode, RopeNode) {
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rope.rs:96:26
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stderr]    |                          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> src/rope.rs:96:36
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stderr]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yate-0dc8b3adcd4014e6
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yate-eb2ddb55ccd2789a
[INFO] [stdout] test rope::test_concat ... ok
[INFO] [stdout] test rope::test_index ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests yate
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8a6dbac781a75931b185698c93c57c8e85c173c7807e9c7933b1e8d7be1eba82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a6dbac781a75931b185698c93c57c8e85c173c7807e9c7933b1e8d7be1eba82", kill_on_drop: false }`
[INFO] [stdout] 8a6dbac781a75931b185698c93c57c8e85c173c7807e9c7933b1e8d7be1eba82
