[INFO] fetching crate dazeus 0.4.0...
[INFO] checking dazeus-0.4.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate dazeus 0.4.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate dazeus 0.4.0 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dazeus 0.4.0
[INFO] finished tweaking crates.io crate dazeus 0.4.0
[INFO] tweaked toml for crates.io crate dazeus 0.4.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0ffb62b9384d070fca19cabc4f3ffb0f2ef9eb81da86e2f78da3af92c44d249
[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" "f0ffb62b9384d070fca19cabc4f3ffb0f2ef9eb81da86e2f78da3af92c44d249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0ffb62b9384d070fca19cabc4f3ffb0f2ef9eb81da86e2f78da3af92c44d249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0ffb62b9384d070fca19cabc4f3ffb0f2ef9eb81da86e2f78da3af92c44d249", kill_on_drop: false }`
[INFO] [stdout] f0ffb62b9384d070fca19cabc4f3ffb0f2ef9eb81da86e2f78da3af92c44d249
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c394fdaaff9357f9e055b32fb62e81650deeed8e323aaf33dc004d54a2f24bf
[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" "0c394fdaaff9357f9e055b32fb62e81650deeed8e323aaf33dc004d54a2f24bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking debug-builders v0.1.0
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking unix_socket v0.3.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking dazeus v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/connection.rs:38:33
[INFO] [stdout]    |
[INFO] [stdout] 38 |             Ok(Connection::Unix(try!(UnixStream::connect(splits[1]))))
[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:40:32
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Ok(Connection::Tcp(try!(TcpStream::connect(splits[1]))))
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/connection.rs:38:33
[INFO] [stdout]    |
[INFO] [stdout] 38 |             Ok(Connection::Unix(try!(UnixStream::connect(splits[1]))))
[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/dazeus.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |             try!(self.try_next_event());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/connection.rs:40:32
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Ok(Connection::Tcp(try!(TcpStream::connect(splits[1]))))
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dazeus.rs:59:19
[INFO] [stdout]    |
[INFO] [stdout] 59 |             match try!(msg) {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dazeus.rs:77:15
[INFO] [stdout]    |
[INFO] [stdout] 77 |         match try!(msg) {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dazeus.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |             try!(self.try_next_event());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dazeus.rs:59:19
[INFO] [stdout]    |
[INFO] [stdout] 59 |             match try!(msg) {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dazeus.rs:77:15
[INFO] [stdout]    |
[INFO] [stdout] 77 |         match try!(msg) {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/dazeus.rs:104:32
[INFO] [stdout]     |
[INFO] [stdout] 104 |         where F: FnMut(Event, &DaZeusClient) + 'a
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn DaZeusClient`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/dazeus.rs:121:32
[INFO] [stdout]     |
[INFO] [stdout] 121 |         where F: FnMut(Event, &DaZeusClient) + 'a
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn DaZeusClient`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/dazeus.rs:104:32
[INFO] [stdout]     |
[INFO] [stdout] 104 |         where F: FnMut(Event, &DaZeusClient) + 'a
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn DaZeusClient`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dazeus.rs:256:11
[INFO] [stdout]     |
[INFO] [stdout] 256 |         { try!(self.handler.borrow_mut().write(request)) };
[INFO] [stdout]     |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             try!(self.retrieve_from_socket());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/dazeus.rs:121:32
[INFO] [stdout]     |
[INFO] [stdout] 121 |         where F: FnMut(Event, &DaZeusClient) + 'a
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn DaZeusClient`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let bytes = try!(self.socket.read(&mut buf));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:87:20
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let json = try!(try!(json_try));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dazeus.rs:256:11
[INFO] [stdout]     |
[INFO] [stdout] 256 |         { try!(self.handler.borrow_mut().write(request)) };
[INFO] [stdout]     |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:87:25
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let json = try!(try!(json_try));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:90:23
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let evt = try!(Event::from_json(&json));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             try!(self.retrieve_from_socket());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:94:24
[INFO] [stdout]    |
[INFO] [stdout] 94 |             let resp = try!(Response::from_json(&json));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         try!(self.socket.write_all(format!("{}", bytes.len()).as_bytes()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let bytes = try!(self.socket.read(&mut buf));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |         try!(self.socket.write_all(bytes));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:87:20
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let json = try!(try!(json_try));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/listener.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 |     callback: RefCell<Box<FnMut(Event, &DaZeusClient) + 'a>>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Event, &DaZeusClient) + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:87:25
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let json = try!(try!(json_try));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/listener.rs:14:41
[INFO] [stdout]    |
[INFO] [stdout] 14 |     callback: RefCell<Box<FnMut(Event, &DaZeusClient) + 'a>>,
[INFO] [stdout]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn DaZeusClient`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:90:23
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let evt = try!(Event::from_json(&json));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/listener.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |         where F: FnMut(Event, &DaZeusClient) + 'a
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn DaZeusClient`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:94:24
[INFO] [stdout]    |
[INFO] [stdout] 94 |             let resp = try!(Response::from_json(&json));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/listener.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 |         func(event, dazeus as &DaZeusClient);
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn DaZeusClient`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         try!(self.socket.write_all(format!("{}", bytes.len()).as_bytes()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |         try!(self.socket.write_all(bytes));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/listener.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 |     callback: RefCell<Box<FnMut(Event, &DaZeusClient) + 'a>>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Event, &DaZeusClient) + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/listener.rs:14:41
[INFO] [stdout]    |
[INFO] [stdout] 14 |     callback: RefCell<Box<FnMut(Event, &DaZeusClient) + 'a>>,
[INFO] [stdout]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn DaZeusClient`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/listener.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |         where F: FnMut(Event, &DaZeusClient) + 'a
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn DaZeusClient`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/listener.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 |         func(event, dazeus as &DaZeusClient);
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn DaZeusClient`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]  --> src/event.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ascii::AsciiExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]  --> src/event.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ascii::AsciiExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]  --> src/request.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ascii::AsciiExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]  --> src/request.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ascii::AsciiExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]  --> src/event.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ascii::AsciiExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]  --> src/request.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ascii::AsciiExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]  --> src/event.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ascii::AsciiExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]  --> src/request.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ascii::AsciiExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/listener.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mut func = fbox.deref_mut();
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/listener.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mut func = fbox.deref_mut();
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.66s
[INFO] running `Command { std: "docker" "inspect" "0c394fdaaff9357f9e055b32fb62e81650deeed8e323aaf33dc004d54a2f24bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c394fdaaff9357f9e055b32fb62e81650deeed8e323aaf33dc004d54a2f24bf", kill_on_drop: false }`
[INFO] [stdout] 0c394fdaaff9357f9e055b32fb62e81650deeed8e323aaf33dc004d54a2f24bf