[INFO] fetching crate tokio-core 0.1.18...
[INFO] building tokio-core-0.1.18 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate tokio-core 0.1.18 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tokio-core 0.1.18
[INFO] finished tweaking crates.io crate tokio-core 0.1.18
[INFO] tweaked toml for crates.io crate tokio-core 0.1.18 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-core 0.1.18 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tokio-core 0.1.18 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e331971248a18fa43d43662e27c9d9c9498b3100ac199182bae32fde7516c398
[INFO] running `Command { std: "docker" "start" "-a" "e331971248a18fa43d43662e27c9d9c9498b3100ac199182bae32fde7516c398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e331971248a18fa43d43662e27c9d9c9498b3100ac199182bae32fde7516c398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e331971248a18fa43d43662e27c9d9c9498b3100ac199182bae32fde7516c398", kill_on_drop: false }`
[INFO] [stdout] e331971248a18fa43d43662e27c9d9c9498b3100ac199182bae32fde7516c398
[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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d57b1026dc26588b6043534b215207be7b5e73f3391bdaba53363da19d938819
[INFO] running `Command { std: "docker" "start" "-a" "d57b1026dc26588b6043534b215207be7b5e73f3391bdaba53363da19d938819", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.36
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-core v0.1.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `with-deprecated`
[INFO] [stdout]  --> src/channel.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![cfg(feature = "with-deprecated")]
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `with-deprecated` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/net/tcp.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let l = try!(mio::net::TcpListener::bind(addr));
[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/net/tcp.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let l = try!(mio::net::TcpListener::bind(addr));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/net/tcp.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let l = try!(mio::net::TcpListener::from_std(listener));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/net/tcp.rs:134:18
[INFO] [stdout]     |
[INFO] [stdout] 134 |         let io = try!(PollEvented2::new_with_handle(listener, handle.new_tokio_handle()));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/net/tcp.rs:301:21
[INFO] [stdout]     |
[INFO] [stdout] 301 |         let inner = try!(mio::net::TcpStream::from_stream(stream));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/net/tcp.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 |             io: try!(PollEvented2::new_with_handle(inner, handle.new_tokio_handle())),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/net/tcp.rs:783:30
[INFO] [stdout]     |
[INFO] [stdout] 783 |             if let Some(e) = try!(stream.io.get_ref().take_error()) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/net/udp/frame.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let frame = try!(self.codec.decode(&addr, &self.rd[..n]));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/net/udp/frame.rs:89:19
[INFO] [stdout]    |
[INFO] [stdout] 89 |             match try!(self.poll_complete()) {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/net/udp/mod.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let udp = try!(mio::net::UdpSocket::bind(addr));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/net/udp/mod.rs:29:18
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let io = try!(PollEvented2::new_with_handle(socket, handle.new_tokio_handle()));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/net/udp/mod.rs:44:19
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let udp = try!(mio::net::UdpSocket::from_socket(socket));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor/mod.rs:231:27
[INFO] [stdout]     |
[INFO] [stdout] 231 |                 let res = try!(CURRENT_LOOP.set(self, || {
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/reactor/mod.rs:12:50
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::sync::atomic::{AtomicUsize, AtomicBool, ATOMIC_USIZE_INIT, Ordering};
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/reactor/mod.rs:36:36
[INFO] [stdout]    |
[INFO] [stdout] 36 | static NEXT_LOOP_ID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 36 - static NEXT_LOOP_ID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout] 36 + static NEXT_LOOP_ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactor/mod.rs:77:28
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pending_spawn: Vec<Box<Future<Item = (), 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pending_spawn: Vec<Box<dyn Future<Item = (), Error = ()>>>,
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor/mod.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |     Run(Box<FnBox>),
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 112 |     Run(Box<dyn FnBox>),
[INFO] [stdout]     |             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/net/tcp.rs:328:34
[INFO] [stdout]     |
[INFO] [stdout] 328 |                           -> Box<Future<Item=TcpStream, Error=io::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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 328 |                           -> Box<dyn Future<Item=TcpStream, Error=io::Error> + Send> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/net/tcp.rs:574:9
[INFO] [stdout]     |
[INFO] [stdout] 574 |         <&TcpStream>::read_buf(&mut &*self, buf)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `tokio_io::AsyncRead::read_buf(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(read_buf)]` to the crate attributes to enable `std::io::Read::read_buf`
[INFO] [stdout]    --> src/lib.rs:98:1
[INFO] [stdout]     |
[INFO] [stdout]  98 + #![feature(read_buf)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tokio::runtime::Runtime::reactor`: there is now a reactor per worker thread
[INFO] [stdout]    --> src/reactor/mod.rs:186:33
[INFO] [stdout]     |
[INFO] [stdout] 186 |             new_handle: self.rt.reactor().clone(),
[INFO] [stdout]     |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tokio::runtime::Runtime::reactor`: there is now a reactor per worker thread
[INFO] [stdout]    --> src/reactor/mod.rs:214:31
[INFO] [stdout]     |
[INFO] [stdout] 214 |         let handle1 = self.rt.reactor().clone();
[INFO] [stdout]     |                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tokio::runtime::Runtime::reactor`: there is now a reactor per worker thread
[INFO] [stdout]    --> src/reactor/mod.rs:215:31
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let handle2 = self.rt.reactor().clone();
[INFO] [stdout]     |                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tokio::runtime::Runtime::reactor`: there is now a reactor per worker thread
[INFO] [stdout]    --> src/reactor/mod.rs:262:30
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let handle = self.rt.reactor().clone();
[INFO] [stdout]     |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/io/frame.rs:142:20
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn get_mut(&mut self) -> EasyBufMut {
[INFO] [stdout]     |                    ^^^^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn get_mut(&mut self) -> EasyBufMut<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.62s
[INFO] running `Command { std: "docker" "inspect" "d57b1026dc26588b6043534b215207be7b5e73f3391bdaba53363da19d938819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57b1026dc26588b6043534b215207be7b5e73f3391bdaba53363da19d938819", kill_on_drop: false }`
[INFO] [stdout] d57b1026dc26588b6043534b215207be7b5e73f3391bdaba53363da19d938819
[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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6480a2ae5e2003fbac62f9cf1ee01fae3f34c157925181717c4b8692f71496f3
[INFO] running `Command { std: "docker" "start" "-a" "6480a2ae5e2003fbac62f9cf1ee01fae3f34c157925181717c4b8692f71496f3", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stdout] warning: unexpected `cfg` condition value: `with-deprecated`
[INFO] [stdout]  --> src/channel.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![cfg(feature = "with-deprecated")]
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `with-deprecated` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/net/tcp.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let l = try!(mio::net::TcpListener::bind(addr));
[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/net/tcp.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let l = try!(mio::net::TcpListener::bind(addr));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/net/tcp.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let l = try!(mio::net::TcpListener::from_std(listener));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/net/tcp.rs:134:18
[INFO] [stdout]     |
[INFO] [stdout] 134 |         let io = try!(PollEvented2::new_with_handle(listener, handle.new_tokio_handle()));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/net/tcp.rs:301:21
[INFO] [stdout]     |
[INFO] [stdout] 301 |         let inner = try!(mio::net::TcpStream::from_stream(stream));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/net/tcp.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 |             io: try!(PollEvented2::new_with_handle(inner, handle.new_tokio_handle())),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/net/tcp.rs:783:30
[INFO] [stdout]     |
[INFO] [stdout] 783 |             if let Some(e) = try!(stream.io.get_ref().take_error()) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/net/udp/frame.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let frame = try!(self.codec.decode(&addr, &self.rd[..n]));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/net/udp/frame.rs:89:19
[INFO] [stdout]    |
[INFO] [stdout] 89 |             match try!(self.poll_complete()) {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/net/udp/mod.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let udp = try!(mio::net::UdpSocket::bind(addr));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/net/udp/mod.rs:29:18
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let io = try!(PollEvented2::new_with_handle(socket, handle.new_tokio_handle()));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/net/udp/mod.rs:44:19
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let udp = try!(mio::net::UdpSocket::from_socket(socket));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor/mod.rs:231:27
[INFO] [stdout]     |
[INFO] [stdout] 231 |                 let res = try!(CURRENT_LOOP.set(self, || {
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/reactor/mod.rs:12:50
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::sync::atomic::{AtomicUsize, AtomicBool, ATOMIC_USIZE_INIT, Ordering};
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/reactor/mod.rs:36:36
[INFO] [stdout]    |
[INFO] [stdout] 36 | static NEXT_LOOP_ID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 36 - static NEXT_LOOP_ID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout] 36 + static NEXT_LOOP_ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactor/mod.rs:77:28
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pending_spawn: Vec<Box<Future<Item = (), 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pending_spawn: Vec<Box<dyn Future<Item = (), Error = ()>>>,
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor/mod.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |     Run(Box<FnBox>),
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 112 |     Run(Box<dyn FnBox>),
[INFO] [stdout]     |             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/net/tcp.rs:328:34
[INFO] [stdout]     |
[INFO] [stdout] 328 |                           -> Box<Future<Item=TcpStream, Error=io::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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 328 |                           -> Box<dyn Future<Item=TcpStream, Error=io::Error> + Send> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/net/tcp.rs:574:9
[INFO] [stdout]     |
[INFO] [stdout] 574 |         <&TcpStream>::read_buf(&mut &*self, buf)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `tokio_io::AsyncRead::read_buf(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(read_buf)]` to the crate attributes to enable `std::io::Read::read_buf`
[INFO] [stdout]    --> src/lib.rs:98:1
[INFO] [stdout]     |
[INFO] [stdout]  98 + #![feature(read_buf)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tokio::runtime::Runtime::reactor`: there is now a reactor per worker thread
[INFO] [stdout]    --> src/reactor/mod.rs:186:33
[INFO] [stdout]     |
[INFO] [stdout] 186 |             new_handle: self.rt.reactor().clone(),
[INFO] [stdout]     |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tokio::runtime::Runtime::reactor`: there is now a reactor per worker thread
[INFO] [stdout]    --> src/reactor/mod.rs:214:31
[INFO] [stdout]     |
[INFO] [stdout] 214 |         let handle1 = self.rt.reactor().clone();
[INFO] [stdout]     |                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tokio::runtime::Runtime::reactor`: there is now a reactor per worker thread
[INFO] [stdout]    --> src/reactor/mod.rs:215:31
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let handle2 = self.rt.reactor().clone();
[INFO] [stdout]     |                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tokio::runtime::Runtime::reactor`: there is now a reactor per worker thread
[INFO] [stdout]    --> src/reactor/mod.rs:262:30
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let handle = self.rt.reactor().clone();
[INFO] [stdout]     |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/io/frame.rs:142:20
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn get_mut(&mut self) -> EasyBufMut {
[INFO] [stdout]     |                    ^^^^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn get_mut(&mut self) -> EasyBufMut<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling tokio-core v0.1.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/connect.rs:93:31
[INFO] [stdout]    |
[INFO] [stdout] 93 |                    stdin: Box<Stream<Item = Vec<u8>, Error = io::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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 |                    stdin: Box<dyn Stream<Item = Vec<u8>, Error = io::Error>>)
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/connect.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 94 |         -> Box<Stream<Item = BytesMut, Error = io::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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |         -> Box<dyn Stream<Item = BytesMut, Error = io::Error>>
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> examples/connect.rs:208:31
[INFO] [stdout]     |
[INFO] [stdout] 208 |                    stdin: Box<Stream<Item = Vec<u8>, Error = io::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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 208 |                    stdin: Box<dyn Stream<Item = Vec<u8>, Error = io::Error>>)
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> examples/connect.rs:209:16
[INFO] [stdout]     |
[INFO] [stdout] 209 |         -> Box<Stream<Item = BytesMut, Error = io::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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 209 |         -> Box<dyn Stream<Item = BytesMut, Error = io::Error>>
[INFO] [stdout]     |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/compress.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     -> Box<Future<Item = (u64, u64), Error = io::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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 73 |     -> Box<dyn Future<Item = (u64, u64), Error = io::Error>>
[INFO] [stdout]    |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `with-deprecated`
[INFO] [stdout]  --> src/channel.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![cfg(feature = "with-deprecated")]
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `with-deprecated` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactor/mod.rs:77:28
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pending_spawn: Vec<Box<Future<Item = (), 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pending_spawn: Vec<Box<dyn Future<Item = (), Error = ()>>>,
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor/mod.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |     Run(Box<FnBox>),
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 112 |     Run(Box<dyn FnBox>),
[INFO] [stdout]     |             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/spawn.rs:198:20
[INFO] [stdout]     |
[INFO] [stdout] 198 |         _data: Box<Any>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 198 |         _data: Box<dyn Any>,
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> examples/proxy.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         try!(self.0.shutdown(Shutdown::Write));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tokio_io::AsyncRead::framed`: Use tokio_codec::Decoder::framed instead
[INFO] [stdout]    --> examples/connect.rs:116:41
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let (sink, stream) = stream.framed(Bytes).split();
[INFO] [stdout]     |                                         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/tinyhttp.rs:99:12
[INFO] [stdout]    |
[INFO] [stdout] 99 |     -> Box<Future<Item = Response<String>, Error = io::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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 99 |     -> Box<dyn Future<Item = Response<String>, Error = io::Error>>
[INFO] [stdout]    |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/net/tcp.rs:328:34
[INFO] [stdout]     |
[INFO] [stdout] 328 |                           -> Box<Future<Item=TcpStream, Error=io::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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 328 |                           -> Box<dyn Future<Item=TcpStream, Error=io::Error> + Send> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tokio_io::AsyncRead::framed`: Use tokio_codec::Decoder::framed instead
[INFO] [stdout]   --> examples/tinyhttp.rs:81:35
[INFO] [stdout]    |
[INFO] [stdout] 81 |             let (tx, rx) = socket.framed(Http).split();
[INFO] [stdout]    |                                   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tokio_io::AsyncRead::framed`: Use tokio_codec::Decoder::framed instead
[INFO] [stdout]   --> tests/line-frames.rs:64:37
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let (sink, stream) = socket.framed(LineCodec).split();
[INFO] [stdout]    |                                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/net/tcp.rs:574:9
[INFO] [stdout]     |
[INFO] [stdout] 574 |         <&TcpStream>::read_buf(&mut &*self, buf)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `tokio_io::AsyncRead::read_buf(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(read_buf)]` to the crate attributes to enable `std::io::Read::read_buf`
[INFO] [stdout]    --> src/lib.rs:98:1
[INFO] [stdout]     |
[INFO] [stdout]  98 + #![feature(read_buf)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/io/frame.rs:142:20
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn get_mut(&mut self) -> EasyBufMut {
[INFO] [stdout]     |                    ^^^^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn get_mut(&mut self) -> EasyBufMut<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> tests/udp.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn send(&self, &UdpSocket, &[u8], &SocketAddr) -> Result<usize, io::Error>;
[INFO] [stdout]    |                    ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &UdpSocket`
[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)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> tests/udp.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn send(&self, &UdpSocket, &[u8], &SocketAddr) -> Result<usize, io::Error>;
[INFO] [stdout]    |                                ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> tests/udp.rs:52:39
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn send(&self, &UdpSocket, &[u8], &SocketAddr) -> Result<usize, io::Error>;
[INFO] [stdout]    |                                       ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &SocketAddr`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> tests/udp.rs:106:20
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn recv(&self, &UdpSocket, &mut [u8], &SocketAddr) -> Result<usize, io::Error>;
[INFO] [stdout]     |                    ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &UdpSocket`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> tests/udp.rs:106:32
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn recv(&self, &UdpSocket, &mut [u8], &SocketAddr) -> Result<usize, io::Error>;
[INFO] [stdout]     |                                ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut [u8]`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> tests/udp.rs:106:43
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn recv(&self, &UdpSocket, &mut [u8], &SocketAddr) -> Result<usize, io::Error>;
[INFO] [stdout]     |                                           ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &SocketAddr`
[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] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.84s
[INFO] running `Command { std: "docker" "inspect" "6480a2ae5e2003fbac62f9cf1ee01fae3f34c157925181717c4b8692f71496f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6480a2ae5e2003fbac62f9cf1ee01fae3f34c157925181717c4b8692f71496f3", kill_on_drop: false }`
[INFO] [stdout] 6480a2ae5e2003fbac62f9cf1ee01fae3f34c157925181717c4b8692f71496f3
