[INFO] fetching crate joyent-tokio-zookeeper 0.1.3...
[INFO] checking joyent-tokio-zookeeper-0.1.3 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate joyent-tokio-zookeeper 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate joyent-tokio-zookeeper 0.1.3 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate joyent-tokio-zookeeper 0.1.3
[INFO] finished tweaking crates.io crate joyent-tokio-zookeeper 0.1.3
[INFO] tweaked toml for crates.io crate joyent-tokio-zookeeper 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded slog-term v2.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb505cfcbbd9c21c21479404f49ec94e5b280abdcd21074252e8d44367c9383b
[INFO] running `Command { std: "docker" "start" "-a" "cb505cfcbbd9c21c21479404f49ec94e5b280abdcd21074252e8d44367c9383b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb505cfcbbd9c21c21479404f49ec94e5b280abdcd21074252e8d44367c9383b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb505cfcbbd9c21c21479404f49ec94e5b280abdcd21074252e8d44367c9383b", kill_on_drop: false }`
[INFO] [stdout] cb505cfcbbd9c21c21479404f49ec94e5b280abdcd21074252e8d44367c9383b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "985434791b2721d600054a6618f833b06a02b8977dab12a8c1e9a35ccffc716a", kill_on_drop: false }`
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[INFO] [stderr]     Checking joyent-tokio-zookeeper v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/request.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         try!(writer.write_u8(*self));
[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/proto/request.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         try!(writer.write_i32::<BigEndian>(self.len() as i32));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/request.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         try!(writer.write_i32::<BigEndian>(self.len() as i32));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let len = try!(read.read_i32::<BigEndian>());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:41:24
[INFO] [stdout]    |
[INFO] [stdout] 41 |             items.push(try!(read.read_string()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:50:20
[INFO] [stdout]    |
[INFO] [stdout] 50 |             czxid: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 51 |             mzxid: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |             ctime: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |             mtime: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:54:22
[INFO] [stdout]    |
[INFO] [stdout] 54 |             version: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 |             cversion: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:56:23
[INFO] [stdout]    |
[INFO] [stdout] 56 |             aversion: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:57:30
[INFO] [stdout]    |
[INFO] [stdout] 57 |             ephemeral_owner: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:58:26
[INFO] [stdout]    |
[INFO] [stdout] 58 |             data_length: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |             num_children: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:60:20
[INFO] [stdout]    |
[INFO] [stdout] 60 |             pzxid: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:80:19
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let len = try!(read.read_i32::<BigEndian>());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |             items.push(try!(Acl::read_from(read)));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:91:21
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let perms = try!(Permission::read_from(read));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:92:22
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let scheme = try!(read.read_string());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:93:18
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let id = try!(read.read_string());
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/response.rs:100:33
[INFO] [stdout]     |
[INFO] [stdout] 100 |         Ok(Permission::from_raw(try!(read.read_u32::<BigEndian>())))
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/response.rs:125:19
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let len = try!(self.read_i32::<BigEndian>());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/response.rs:128:20
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let read = try!(self.read(&mut buf));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/response.rs:146:19
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let raw = try!(self.read_buffer());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/proto/mod.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn connect(&Self::Addr) -> Self::ConnectFut;
[INFO] [stdout]    |                ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Addr`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proto/packetizer.rs:78:22
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Reconnecting(Box<Future<Item = ActivePacketizer<S>, Error = failure::Error> + Send + 'static>),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Reconnecting(Box<dyn Future<Item = ActivePacketizer<S>, Error = failure::Error> + Send + 'static>),
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `addr` is never read
[INFO] [stdout]   --> src/proto/packetizer.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) struct Packetizer<S>
[INFO] [stdout]    |                   ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     addr: S::Addr,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Reconnecting` is never constructed
[INFO] [stdout]   --> src/proto/packetizer.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | enum PacketizerState<S> {
[INFO] [stdout]    |      --------------- variant in this enum
[INFO] [stdout] 77 |     Connected(ActivePacketizer<S>),
[INFO] [stdout] 78 |     Reconnecting(Box<Future<Item = ActivePacketizer<S>, Error = failure::Error> + Send + 'static>),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `protocol_version` and `read_only` are never read
[INFO] [stdout]   --> src/proto/response.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Connect {
[INFO] [stdout]    |     ------- fields in this variant
[INFO] [stdout] 11 |         protocol_version: i32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |         read_only: bool,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/proto/active_packetizer.rs:331:25
[INFO] [stdout]     |
[INFO] [stdout] 331 |                         tx.send(Err(e)).is_ok();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 331 |                         let _ = tx.send(Err(e)).is_ok();
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/proto/active_packetizer.rs:357:25
[INFO] [stdout]     |
[INFO] [stdout] 357 |                         tx.send(Ok(r)).is_ok(); // if receiver doesn't care, we don't either
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 357 |                         let _ = tx.send(Ok(r)).is_ok(); // if receiver doesn't care, we don't either
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/proto/packetizer.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         mem::replace(self, PacketizerState::Connected(ap));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let _ = mem::replace(self, PacketizerState::Connected(ap));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking slog-term v2.9.0
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/request.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         try!(writer.write_u8(*self));
[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/proto/request.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         try!(writer.write_i32::<BigEndian>(self.len() as i32));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/request.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         try!(writer.write_i32::<BigEndian>(self.len() as i32));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let len = try!(read.read_i32::<BigEndian>());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:41:24
[INFO] [stdout]    |
[INFO] [stdout] 41 |             items.push(try!(read.read_string()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:50:20
[INFO] [stdout]    |
[INFO] [stdout] 50 |             czxid: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 51 |             mzxid: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |             ctime: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |             mtime: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:54:22
[INFO] [stdout]    |
[INFO] [stdout] 54 |             version: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 |             cversion: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:56:23
[INFO] [stdout]    |
[INFO] [stdout] 56 |             aversion: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:57:30
[INFO] [stdout]    |
[INFO] [stdout] 57 |             ephemeral_owner: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:58:26
[INFO] [stdout]    |
[INFO] [stdout] 58 |             data_length: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |             num_children: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:60:20
[INFO] [stdout]    |
[INFO] [stdout] 60 |             pzxid: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:80:19
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let len = try!(read.read_i32::<BigEndian>());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |             items.push(try!(Acl::read_from(read)));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:91:21
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let perms = try!(Permission::read_from(read));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:92:22
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let scheme = try!(read.read_string());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:93:18
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let id = try!(read.read_string());
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/response.rs:100:33
[INFO] [stdout]     |
[INFO] [stdout] 100 |         Ok(Permission::from_raw(try!(read.read_u32::<BigEndian>())))
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/response.rs:125:19
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let len = try!(self.read_i32::<BigEndian>());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/response.rs:128:20
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let read = try!(self.read(&mut buf));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/response.rs:146:19
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let raw = try!(self.read_buffer());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/proto/mod.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn connect(&Self::Addr) -> Self::ConnectFut;
[INFO] [stdout]    |                ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Addr`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proto/packetizer.rs:78:22
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Reconnecting(Box<Future<Item = ActivePacketizer<S>, Error = failure::Error> + Send + 'static>),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Reconnecting(Box<dyn Future<Item = ActivePacketizer<S>, Error = failure::Error> + Send + 'static>),
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1209:17
[INFO] [stdout]      |
[INFO] [stdout] 1209 |                 futures::Future<Item = (ZooKeeper, Vec<bool>), Error = failure::Error> + Send,
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1209 |                 dyn futures::Future<Item = (ZooKeeper, Vec<bool>), Error = failure::Error> + Send,
[INFO] [stdout]      |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `addr` is never read
[INFO] [stdout]   --> src/proto/packetizer.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) struct Packetizer<S>
[INFO] [stdout]    |                   ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     addr: S::Addr,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Reconnecting` is never constructed
[INFO] [stdout]   --> src/proto/packetizer.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | enum PacketizerState<S> {
[INFO] [stdout]    |      --------------- variant in this enum
[INFO] [stdout] 77 |     Connected(ActivePacketizer<S>),
[INFO] [stdout] 78 |     Reconnecting(Box<Future<Item = ActivePacketizer<S>, Error = failure::Error> + Send + 'static>),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `protocol_version` and `read_only` are never read
[INFO] [stdout]   --> src/proto/response.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Connect {
[INFO] [stdout]    |     ------- fields in this variant
[INFO] [stdout] 11 |         protocol_version: i32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |         read_only: bool,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/proto/active_packetizer.rs:331:25
[INFO] [stdout]     |
[INFO] [stdout] 331 |                         tx.send(Err(e)).is_ok();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 331 |                         let _ = tx.send(Err(e)).is_ok();
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/proto/active_packetizer.rs:357:25
[INFO] [stdout]     |
[INFO] [stdout] 357 |                         tx.send(Ok(r)).is_ok(); // if receiver doesn't care, we don't either
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 357 |                         let _ = tx.send(Ok(r)).is_ok(); // if receiver doesn't care, we don't either
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/proto/packetizer.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         mem::replace(self, PacketizerState::Connected(ap));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let _ = mem::replace(self, PacketizerState::Connected(ap));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `Command { std: "docker" "inspect" "985434791b2721d600054a6618f833b06a02b8977dab12a8c1e9a35ccffc716a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "985434791b2721d600054a6618f833b06a02b8977dab12a8c1e9a35ccffc716a", kill_on_drop: false }`
[INFO] [stdout] 985434791b2721d600054a6618f833b06a02b8977dab12a8c1e9a35ccffc716a
[INFO] checking joyent-tokio-zookeeper-0.1.3 against try#7622c0f807a4e13c4db886a1681bf343795692df+rustflags=-Dnon_local_definitions for pr-120393
[INFO] extracting crate joyent-tokio-zookeeper 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate joyent-tokio-zookeeper 0.1.3 on toolchain 7622c0f807a4e13c4db886a1681bf343795692df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate joyent-tokio-zookeeper 0.1.3
[INFO] finished tweaking crates.io crate joyent-tokio-zookeeper 0.1.3
[INFO] tweaked toml for crates.io crate joyent-tokio-zookeeper 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57d397e4d73845f05cc46035e9e1e6adbb12dcfc447d91be920f950f9ecbba1d
[INFO] running `Command { std: "docker" "start" "-a" "57d397e4d73845f05cc46035e9e1e6adbb12dcfc447d91be920f950f9ecbba1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57d397e4d73845f05cc46035e9e1e6adbb12dcfc447d91be920f950f9ecbba1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57d397e4d73845f05cc46035e9e1e6adbb12dcfc447d91be920f950f9ecbba1d", kill_on_drop: false }`
[INFO] [stdout] 57d397e4d73845f05cc46035e9e1e6adbb12dcfc447d91be920f950f9ecbba1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Dnon_local_definitions" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b890d4875c087dde20cc413e9bd8958e81ce305b849c9b928277163018da4c3
[INFO] running `Command { std: "docker" "start" "-a" "7b890d4875c087dde20cc413e9bd8958e81ce305b849c9b928277163018da4c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking miniz_oxide v0.7.1
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[INFO] [stderr]     Checking parking_lot_core v0.6.3
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking deranged v0.3.11
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[INFO] [stderr]    Compiling time-macros v0.2.16
[INFO] [stderr]     Checking parking_lot v0.9.0
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[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/request.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         try!(writer.write_u8(*self));
[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/proto/request.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         try!(writer.write_i32::<BigEndian>(self.len() as i32));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/request.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         try!(writer.write_i32::<BigEndian>(self.len() as i32));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let len = try!(read.read_i32::<BigEndian>());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:41:24
[INFO] [stdout]    |
[INFO] [stdout] 41 |             items.push(try!(read.read_string()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:50:20
[INFO] [stdout]    |
[INFO] [stdout] 50 |             czxid: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 51 |             mzxid: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |             ctime: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |             mtime: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:54:22
[INFO] [stdout]    |
[INFO] [stdout] 54 |             version: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 |             cversion: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:56:23
[INFO] [stdout]    |
[INFO] [stdout] 56 |             aversion: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:57:30
[INFO] [stdout]    |
[INFO] [stdout] 57 |             ephemeral_owner: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:58:26
[INFO] [stdout]    |
[INFO] [stdout] 58 |             data_length: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |             num_children: try!(read.read_i32::<BigEndian>()),
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:60:20
[INFO] [stdout]    |
[INFO] [stdout] 60 |             pzxid: try!(read.read_i64::<BigEndian>()),
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:80:19
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let len = try!(read.read_i32::<BigEndian>());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |             items.push(try!(Acl::read_from(read)));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:91:21
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let perms = try!(Permission::read_from(read));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:92:22
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let scheme = try!(read.read_string());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/proto/response.rs:93:18
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let id = try!(read.read_string());
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/response.rs:100:33
[INFO] [stdout]     |
[INFO] [stdout] 100 |         Ok(Permission::from_raw(try!(read.read_u32::<BigEndian>())))
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/response.rs:125:19
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let len = try!(self.read_i32::<BigEndian>());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/response.rs:128:20
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let read = try!(self.read(&mut buf));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto/response.rs:146:19
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let raw = try!(self.read_buffer());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/proto/mod.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn connect(&Self::Addr) -> Self::ConnectFut;
[INFO] [stdout]    |                ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Addr`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proto/packetizer.rs:78:22
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Reconnecting(Box<Future<Item = ActivePacketizer<S>, Error = failure::Error> + Send + 'static>),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Reconnecting(Box<dyn Future<Item = ActivePacketizer<S>, Error = failure::Error> + Send + 'static>),
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking time v0.3.31
[INFO] [stdout] warning: field `addr` is never read
[INFO] [stdout]   --> src/proto/packetizer.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) struct Packetizer<S>
[INFO] [stdout]    |                   ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     addr: S::Addr,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Reconnecting` is never constructed
[INFO] [stdout]   --> src/proto/packetizer.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | enum PacketizerState<S> {
[INFO] [stdout]    |      --------------- variant in this enum
[INFO] [stdout] 77 |     Connected(ActivePacketizer<S>),
[INFO] [stdout] 78 |     Reconnecting(Box<Future<Item = ActivePacketizer<S>, Error = failure::Error> + Send + 'static>),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `protocol_version` and `read_only` are never read
[INFO] [stdout]   --> src/proto/response.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Connect {
[INFO] [stdout]    |     ------- fields in this variant
[INFO] [stdout] 11 |         protocol_version: i32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |         read_only: bool,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]  --> src/error.rs:2:45
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[derive(Clone, Copy, PartialEq, Eq, Debug, Fail)]
[INFO] [stdout]   |                                             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_Delete`
[INFO] [stdout]   = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]   = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]   = note: requested on the command line with `-D non-local-definitions`
[INFO] [stdout]   = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]  --> src/error.rs:2:45
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[derive(Clone, Copy, PartialEq, Eq, Debug, Fail)]
[INFO] [stdout]   |                                             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_Delete`
[INFO] [stdout]   = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]   = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]   = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/error.rs:24:45
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[derive(Clone, Copy, PartialEq, Eq, Debug, Fail)]
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_SetData`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/error.rs:24:45
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[derive(Clone, Copy, PartialEq, Eq, Debug, Fail)]
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_SetData`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/error.rs:47:45
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[derive(Clone, Copy, PartialEq, Eq, Debug, Fail)]
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_Create`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/error.rs:47:45
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[derive(Clone, Copy, PartialEq, Eq, Debug, Fail)]
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_Create`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/error.rs:67:45
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[derive(Clone, Copy, PartialEq, Eq, Debug, Fail)]
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_GetAcl`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/error.rs:67:45
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[derive(Clone, Copy, PartialEq, Eq, Debug, Fail)]
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_GetAcl`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/error.rs:75:45
[INFO] [stdout]    |
[INFO] [stdout] 75 | #[derive(Clone, Copy, PartialEq, Eq, Debug, Fail)]
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_SetAcl`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/error.rs:75:45
[INFO] [stdout]    |
[INFO] [stdout] 75 | #[derive(Clone, Copy, PartialEq, Eq, Debug, Fail)]
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_SetAcl`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]    --> src/error.rs:102:45
[INFO] [stdout]     |
[INFO] [stdout] 102 | #[derive(Clone, Copy, PartialEq, Eq, Debug, Fail)]
[INFO] [stdout]     |                                             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_Check`
[INFO] [stdout]     = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]     = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]     = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]    --> src/error.rs:102:45
[INFO] [stdout]     |
[INFO] [stdout] 102 | #[derive(Clone, Copy, PartialEq, Eq, Debug, Fail)]
[INFO] [stdout]     |                                             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_Check`
[INFO] [stdout]     = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]     = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]     = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]    --> src/error.rs:120:45
[INFO] [stdout]     |
[INFO] [stdout] 120 | #[derive(Clone, Copy, PartialEq, Eq, Debug, Fail)]
[INFO] [stdout]     |                                             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_Multi`
[INFO] [stdout]     = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]     = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]     = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]    --> src/error.rs:120:45
[INFO] [stdout]     |
[INFO] [stdout] 120 | #[derive(Clone, Copy, PartialEq, Eq, Debug, Fail)]
[INFO] [stdout]     |                                             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_Multi`
[INFO] [stdout]     = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]     = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]     = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/proto/active_packetizer.rs:331:25
[INFO] [stdout]     |
[INFO] [stdout] 331 |                         tx.send(Err(e)).is_ok();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 331 |                         let _ = tx.send(Err(e)).is_ok();
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/proto/active_packetizer.rs:357:25
[INFO] [stdout]     |
[INFO] [stdout] 357 |                         tx.send(Ok(r)).is_ok(); // if receiver doesn't care, we don't either
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 357 |                         let _ = tx.send(Ok(r)).is_ok(); // if receiver doesn't care, we don't either
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/proto/packetizer.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         mem::replace(self, PacketizerState::Connected(ap));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let _ = mem::replace(self, PacketizerState::Connected(ap));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors; 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `joyent-tokio-zookeeper` (lib) due to 15 previous errors; 33 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7b890d4875c087dde20cc413e9bd8958e81ce305b849c9b928277163018da4c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b890d4875c087dde20cc413e9bd8958e81ce305b849c9b928277163018da4c3", kill_on_drop: false }`
[INFO] [stdout] 7b890d4875c087dde20cc413e9bd8958e81ce305b849c9b928277163018da4c3
