[INFO] fetching crate neovim 0.1.0...
[INFO] checking neovim-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate neovim 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate neovim 0.1.0 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate neovim 0.1.0
[INFO] finished tweaking crates.io crate neovim 0.1.0
[INFO] tweaked toml for crates.io crate neovim 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f0e94b3f2c83de956bdf8bd133a1879a5d3de64e9a6ff43424732e4d6d637b1
[INFO] running `Command { std: "docker" "start" "-a" "8f0e94b3f2c83de956bdf8bd133a1879a5d3de64e9a6ff43424732e4d6d637b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f0e94b3f2c83de956bdf8bd133a1879a5d3de64e9a6ff43424732e4d6d637b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f0e94b3f2c83de956bdf8bd133a1879a5d3de64e9a6ff43424732e4d6d637b1", kill_on_drop: false }`
[INFO] [stdout] 8f0e94b3f2c83de956bdf8bd133a1879a5d3de64e9a6ff43424732e4d6d637b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f56f4025b1176bf34345c7c020a7f9834f13c45a570a2981dd36ccc0ff717fbb
[INFO] running `Command { std: "docker" "start" "-a" "f56f4025b1176bf34345c7c020a7f9834f13c45a570a2981dd36ccc0ff717fbb", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking mpack v0.1.2
[INFO] [stderr]     Checking neovim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metadata.rs:103:24
[INFO] [stdout]     |
[INFO] [stdout] 103 |             buffer_id: try!(get_id(&types, "Buffer")),
[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/metadata.rs:104:24
[INFO] [stdout]     |
[INFO] [stdout] 104 |             window_id: try!(get_id(&types, "Window")),
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metadata.rs:105:25
[INFO] [stdout]     |
[INFO] [stdout] 105 |             tabpage_id: try!(get_id(&types, "Tabpage")),
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/session.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let reader = try!(TcpStream::connect(&addr));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/session.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let writer = try!(reader.try_clone());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/session.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 |             metadata: try!(Session::get_vim_api_info(&mut client)),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/session.rs:48:25
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut child = try!(Command::new(cmd).args(args).arg("--embed").stdin(Stdio::piped()).stdout(Stdio::piped()).spawn());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/session.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 51 |             metadata: try!(Session::get_vim_api_info(&mut client)),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let output = try!(Command::new(cmd).arg("--api-info").output());
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let dict = try!(r.read_value()).map().unwrap();
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/metadata.rs:44:32
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn cause(&self) -> Option<&error::Error> {
[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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/metadata.rs:46:62
[INFO] [stdout]    |
[INFO] [stdout] 46 |             GetMetadataError::ReadError(ref e) => Some(e as &error::Error),
[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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 |             GetMetadataError::ReadError(ref e) => Some(e as &dyn error::Error),
[INFO] [stdout]    |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metadata.rs:103:24
[INFO] [stdout]     |
[INFO] [stdout] 103 |             buffer_id: try!(get_id(&types, "Buffer")),
[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/metadata.rs:104:24
[INFO] [stdout]     |
[INFO] [stdout] 104 |             window_id: try!(get_id(&types, "Window")),
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metadata.rs:105:25
[INFO] [stdout]     |
[INFO] [stdout] 105 |             tabpage_id: try!(get_id(&types, "Tabpage")),
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/session.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let reader = try!(TcpStream::connect(&addr));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/session.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let writer = try!(reader.try_clone());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/session.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 |             metadata: try!(Session::get_vim_api_info(&mut client)),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/session.rs:48:25
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut child = try!(Command::new(cmd).args(args).arg("--embed").stdin(Stdio::piped()).stdout(Stdio::piped()).spawn());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/session.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 51 |             metadata: try!(Session::get_vim_api_info(&mut client)),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let output = try!(Command::new(cmd).arg("--api-info").output());
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let dict = try!(r.read_value()).map().unwrap();
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/session.rs:95:73
[INFO] [stdout]    |
[INFO] [stdout] 95 |             Err(e) => return Err(io::Error::new(io::ErrorKind::Other, e.description())),
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/metadata.rs:44:32
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn cause(&self) -> Option<&error::Error> {
[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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/metadata.rs:46:62
[INFO] [stdout]    |
[INFO] [stdout] 46 |             GetMetadataError::ReadError(ref e) => Some(e as &error::Error),
[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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 |             GetMetadataError::ReadError(ref e) => Some(e as &dyn error::Error),
[INFO] [stdout]    |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/session.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |       pub fn new_tcp<A: ToSocketAddrs>(addr: A) -> io::Result<Session> {
[INFO] [stdout]    |                                        ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 21 |           let reader = try!(TcpStream::connect(&addr));
[INFO] [stdout]    |               ------   -------------------------------
[INFO] [stdout]    |               |        |
[INFO] [stdout]    |               |        these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |               |        these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |               these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 22 |           let writer = try!(reader.try_clone());
[INFO] [stdout]    |               ------   ------------------------
[INFO] [stdout]    |               |        |
[INFO] [stdout]    |               |        these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |               |        these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |               these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 23 |           let addr = reader.peer_addr().unwrap();
[INFO] [stdout] 24 |           let mut client = Client::new(reader, writer);
[INFO] [stdout]    |                   ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 25 |           Ok(Session{
[INFO] [stdout]    |  ____________^
[INFO] [stdout] 26 | |             metadata: try!(Session::get_vim_api_info(&mut client)),
[INFO] [stdout] 27 | |             conn: ClientConn::Tcp(client, addr),
[INFO] [stdout] 28 | |         })
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/session.rs:36:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut client = Client::new(io::stdin(), io::stdout());
[INFO] [stdout]    |                 ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 35 |         Session{
[INFO] [stdout] 36 |             metadata: Session::get_vim_api_info(&mut client).unwrap(),
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/session.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut client = Client::new(io::stdin(), io::stdout());
[INFO] [stdout]    |                 ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 37 |             conn: ClientConn::Stdio(client),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/session.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |           let mut child = try!(Command::new(cmd).args(args).arg("--embed").stdin(Stdio::piped()).stdout(Stdio::piped()).spawn());
[INFO] [stdout]    |                   -----   ------------------------------------------------------------------------------------------------------
[INFO] [stdout]    |                   |       |
[INFO] [stdout]    |                   |       these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |                   |       these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |                   these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 49 |           let mut client = Client::new(child.stdout.take().unwrap(), child.stdin.take().unwrap());
[INFO] [stdout]    |                   ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 50 |           Ok(Session{
[INFO] [stdout]    |  ____________^
[INFO] [stdout] 51 | |             metadata: try!(Session::get_vim_api_info(&mut client)),
[INFO] [stdout] 52 | |             conn: ClientConn::Child(client, child),
[INFO] [stdout] 53 | |         })
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/session.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 95 |             Err(e) => return Err(io::Error::new(io::ErrorKind::Other, e.description())),
[INFO] [stdout]    |                 - these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 96 |         };
[INFO] [stdout] 97 |         Ok(Metadata::new(api_info.array().unwrap().get(1).unwrap().clone()).unwrap())
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/session.rs:95:73
[INFO] [stdout]    |
[INFO] [stdout] 95 |             Err(e) => return Err(io::Error::new(io::ErrorKind::Other, e.description())),
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `neovim` (lib) due to 6 previous errors; 13 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/session.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |       pub fn new_tcp<A: ToSocketAddrs>(addr: A) -> io::Result<Session> {
[INFO] [stdout]    |                                        ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 21 |           let reader = try!(TcpStream::connect(&addr));
[INFO] [stdout]    |               ------   -------------------------------
[INFO] [stdout]    |               |        |
[INFO] [stdout]    |               |        these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |               |        these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |               these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 22 |           let writer = try!(reader.try_clone());
[INFO] [stdout]    |               ------   ------------------------
[INFO] [stdout]    |               |        |
[INFO] [stdout]    |               |        these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |               |        these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |               these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 23 |           let addr = reader.peer_addr().unwrap();
[INFO] [stdout] 24 |           let mut client = Client::new(reader, writer);
[INFO] [stdout]    |                   ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 25 |           Ok(Session{
[INFO] [stdout]    |  ____________^
[INFO] [stdout] 26 | |             metadata: try!(Session::get_vim_api_info(&mut client)),
[INFO] [stdout] 27 | |             conn: ClientConn::Tcp(client, addr),
[INFO] [stdout] 28 | |         })
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/session.rs:36:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut client = Client::new(io::stdin(), io::stdout());
[INFO] [stdout]    |                 ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 35 |         Session{
[INFO] [stdout] 36 |             metadata: Session::get_vim_api_info(&mut client).unwrap(),
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/session.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut client = Client::new(io::stdin(), io::stdout());
[INFO] [stdout]    |                 ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 37 |             conn: ClientConn::Stdio(client),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/session.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |           let mut child = try!(Command::new(cmd).args(args).arg("--embed").stdin(Stdio::piped()).stdout(Stdio::piped()).spawn());
[INFO] [stdout]    |                   -----   ------------------------------------------------------------------------------------------------------
[INFO] [stdout]    |                   |       |
[INFO] [stdout]    |                   |       these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |                   |       these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |                   these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 49 |           let mut client = Client::new(child.stdout.take().unwrap(), child.stdin.take().unwrap());
[INFO] [stdout]    |                   ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 50 |           Ok(Session{
[INFO] [stdout]    |  ____________^
[INFO] [stdout] 51 | |             metadata: try!(Session::get_vim_api_info(&mut client)),
[INFO] [stdout] 52 | |             conn: ClientConn::Child(client, child),
[INFO] [stdout] 53 | |         })
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/session.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 95 |             Err(e) => return Err(io::Error::new(io::ErrorKind::Other, e.description())),
[INFO] [stdout]    |                 - these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 96 |         };
[INFO] [stdout] 97 |         Ok(Metadata::new(api_info.array().unwrap().get(1).unwrap().clone()).unwrap())
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `neovim` (lib test) due to 6 previous errors; 13 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f56f4025b1176bf34345c7c020a7f9834f13c45a570a2981dd36ccc0ff717fbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f56f4025b1176bf34345c7c020a7f9834f13c45a570a2981dd36ccc0ff717fbb", kill_on_drop: false }`
[INFO] [stdout] f56f4025b1176bf34345c7c020a7f9834f13c45a570a2981dd36ccc0ff717fbb