[INFO] fetching crate antimony 0.0.1...
[INFO] checking antimony-0.0.1 against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] extracting crate antimony 0.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate antimony 0.0.1 on toolchain 264a7c4a1c917c83d13895a31231f9d93c7b67e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate antimony 0.0.1
[INFO] finished tweaking crates.io crate antimony 0.0.1
[INFO] tweaked toml for crates.io crate antimony 0.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 62 packages to latest compatible versions
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.31)
[INFO] [stderr]       Adding tokio-uds v0.1.7 (available: v0.2.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5195c390bf31675c488c5c1c285c17666301c0441cd5a23f13c7542b7e1d1dc2
[INFO] running `Command { std: "docker" "start" "-a" "5195c390bf31675c488c5c1c285c17666301c0441cd5a23f13c7542b7e1d1dc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5195c390bf31675c488c5c1c285c17666301c0441cd5a23f13c7542b7e1d1dc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5195c390bf31675c488c5c1c285c17666301c0441cd5a23f13c7542b7e1d1dc2", kill_on_drop: false }`
[INFO] [stdout] 5195c390bf31675c488c5c1c285c17666301c0441cd5a23f13c7542b7e1d1dc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ad239c4441b6a1cba375edf82ec4b3900050f0049ad484099e547d4243b2950
[INFO] running `Command { std: "docker" "start" "-a" "7ad239c4441b6a1cba375edf82ec4b3900050f0049ad484099e547d4243b2950", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.18
[INFO] [stderr]     Checking tokio-uds v0.1.7
[INFO] [stderr]     Checking antimony v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: use of unstable library feature 'rustc_encodable_decodable': derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]   --> src/components/mod.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout]    = note: `#[deny(soft_unstable)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of unstable library feature 'rustc_encodable_decodable': derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]   --> src/components/mod.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout]    = note: `#[deny(soft_unstable)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/components/mod.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of unstable library feature 'rustc_encodable_decodable': derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]   --> src/components/mod.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/components/mod.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/components/mod.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/components/mod.rs:28:61
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn from_tcp(stream: TcpStream) -> Box<Future<Item = (Self), Error = std::io::Error >> {
[INFO] [stdout]    |                                                             ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pub fn from_tcp(stream: TcpStream) -> Box<Future<Item = (Self), Error = std::io::Error >> {
[INFO] [stdout] 28 +     pub fn from_tcp(stream: TcpStream) -> Box<Future<Item = Self, Error = std::io::Error >> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/components/mod.rs:39:91
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn from_half_uds(stream: tokio_io::io::ReadHalf<UnixStream>) -> Box<Future<Item = ((Self, tokio_io::io::ReadHalf<UnixStream>)), E...
[INFO] [stdout]    |                                                                                           ^                                          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 39 -     pub fn from_half_uds(stream: tokio_io::io::ReadHalf<UnixStream>) -> Box<Future<Item = ((Self, tokio_io::io::ReadHalf<UnixStream>)), Error = std::io::Error > + Send>{
[INFO] [stdout] 39 +     pub fn from_half_uds(stream: tokio_io::io::ReadHalf<UnixStream>) -> Box<Future<Item = (Self, tokio_io::io::ReadHalf<UnixStream>), Error = std::io::Error > + Send>{
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of unstable library feature 'rustc_encodable_decodable': derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]   --> src/components/mod.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/components/mod.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/components/mod.rs:50:67
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn to_uds(&self, stream: UnixStream) -> Box<Future<Item = (UnixStream), Error = std::io::Error > + Send> {
[INFO] [stdout]    |                                                                   ^          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -     pub fn to_uds(&self, stream: UnixStream) -> Box<Future<Item = (UnixStream), Error = std::io::Error > + Send> {
[INFO] [stdout] 50 +     pub fn to_uds(&self, stream: UnixStream) -> Box<Future<Item = UnixStream, Error = std::io::Error > + Send> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/components/mod.rs:54:97
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn to_half_uds(&self, stream: tokio_io::io::WriteHalf<UnixStream>) -> Box<Future<Item = (tokio_io::io::WriteHalf<UnixStream>), Er...
[INFO] [stdout]    |                                                                                                 ^                                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -     pub fn to_half_uds(&self, stream: tokio_io::io::WriteHalf<UnixStream>) -> Box<Future<Item = (tokio_io::io::WriteHalf<UnixStream>), Error = std::io::Error > + Send> {
[INFO] [stdout] 54 +     pub fn to_half_uds(&self, stream: tokio_io::io::WriteHalf<UnixStream>) -> Box<Future<Item = tokio_io::io::WriteHalf<UnixStream>, Error = std::io::Error > + Send> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/components/mod.rs:28:61
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn from_tcp(stream: TcpStream) -> Box<Future<Item = (Self), Error = std::io::Error >> {
[INFO] [stdout]    |                                                             ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pub fn from_tcp(stream: TcpStream) -> Box<Future<Item = (Self), Error = std::io::Error >> {
[INFO] [stdout] 28 +     pub fn from_tcp(stream: TcpStream) -> Box<Future<Item = Self, Error = std::io::Error >> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/components/mod.rs:39:91
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn from_half_uds(stream: tokio_io::io::ReadHalf<UnixStream>) -> Box<Future<Item = ((Self, tokio_io::io::ReadHalf<UnixStream>)), E...
[INFO] [stdout]    |                                                                                           ^                                          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 39 -     pub fn from_half_uds(stream: tokio_io::io::ReadHalf<UnixStream>) -> Box<Future<Item = ((Self, tokio_io::io::ReadHalf<UnixStream>)), Error = std::io::Error > + Send>{
[INFO] [stdout] 39 +     pub fn from_half_uds(stream: tokio_io::io::ReadHalf<UnixStream>) -> Box<Future<Item = (Self, tokio_io::io::ReadHalf<UnixStream>), Error = std::io::Error > + Send>{
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/components/mod.rs:50:67
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn to_uds(&self, stream: UnixStream) -> Box<Future<Item = (UnixStream), Error = std::io::Error > + Send> {
[INFO] [stdout]    |                                                                   ^          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -     pub fn to_uds(&self, stream: UnixStream) -> Box<Future<Item = (UnixStream), Error = std::io::Error > + Send> {
[INFO] [stdout] 50 +     pub fn to_uds(&self, stream: UnixStream) -> Box<Future<Item = UnixStream, Error = std::io::Error > + Send> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/components/mod.rs:54:97
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn to_half_uds(&self, stream: tokio_io::io::WriteHalf<UnixStream>) -> Box<Future<Item = (tokio_io::io::WriteHalf<UnixStream>), Er...
[INFO] [stdout]    |                                                                                                 ^                                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -     pub fn to_half_uds(&self, stream: tokio_io::io::WriteHalf<UnixStream>) -> Box<Future<Item = (tokio_io::io::WriteHalf<UnixStream>), Error = std::io::Error > + Send> {
[INFO] [stdout] 54 +     pub fn to_half_uds(&self, stream: tokio_io::io::WriteHalf<UnixStream>) -> Box<Future<Item = tokio_io::io::WriteHalf<UnixStream>, Error = std::io::Error > + Send> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/mod.rs:28:47
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn from_tcp(stream: TcpStream) -> Box<Future<Item = (Self), Error = std::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/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 a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn from_tcp(stream: TcpStream) -> Box<dyn Future<Item = (Self), Error = std::io::Error >> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/mod.rs:28:47
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn from_tcp(stream: TcpStream) -> Box<Future<Item = (Self), Error = std::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/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 a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn from_tcp(stream: TcpStream) -> Box<dyn Future<Item = (Self), Error = std::io::Error >> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/mod.rs:39:77
[INFO] [stdout]    |
[INFO] [stdout] 39 | ...<UnixStream>) -> Box<Future<Item = ((Self, tokio_io::io::ReadHalf<UnixStream>)), Error = std::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/nightly/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] 39 |     pub fn from_half_uds(stream: tokio_io::io::ReadHalf<UnixStream>) -> Box<dyn Future<Item = ((Self, tokio_io::io::ReadHalf<UnixStream>)), Error = std::io::Error > + Send>{
[INFO] [stdout]    |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/mod.rs:39:77
[INFO] [stdout]    |
[INFO] [stdout] 39 | ...<UnixStream>) -> Box<Future<Item = ((Self, tokio_io::io::ReadHalf<UnixStream>)), Error = std::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/nightly/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] 39 |     pub fn from_half_uds(stream: tokio_io::io::ReadHalf<UnixStream>) -> Box<dyn Future<Item = ((Self, tokio_io::io::ReadHalf<UnixStream>)), Error = std::io::Error > + Send>{
[INFO] [stdout]    |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/mod.rs:50:53
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn to_uds(&self, stream: UnixStream) -> Box<Future<Item = (UnixStream), Error = std::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/nightly/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] 50 |     pub fn to_uds(&self, stream: UnixStream) -> Box<dyn Future<Item = (UnixStream), Error = std::io::Error > + Send> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/mod.rs:54:83
[INFO] [stdout]    |
[INFO] [stdout] 54 | ...Half<UnixStream>) -> Box<Future<Item = (tokio_io::io::WriteHalf<UnixStream>), Error = std::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/nightly/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] 54 |     pub fn to_half_uds(&self, stream: tokio_io::io::WriteHalf<UnixStream>) -> Box<dyn Future<Item = (tokio_io::io::WriteHalf<UnixStream>), Error = std::io::Error > + Send> {
[INFO] [stdout]    |                                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/mod.rs:50:53
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn to_uds(&self, stream: UnixStream) -> Box<Future<Item = (UnixStream), Error = std::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/nightly/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] 50 |     pub fn to_uds(&self, stream: UnixStream) -> Box<dyn Future<Item = (UnixStream), Error = std::io::Error > + Send> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/mod.rs:54:83
[INFO] [stdout]    |
[INFO] [stdout] 54 | ...Half<UnixStream>) -> Box<Future<Item = (tokio_io::io::WriteHalf<UnixStream>), Error = std::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/nightly/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] 54 |     pub fn to_half_uds(&self, stream: tokio_io::io::WriteHalf<UnixStream>) -> Box<dyn Future<Item = (tokio_io::io::WriteHalf<UnixStream>), Error = std::io::Error > + Send> {
[INFO] [stdout]    |                                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `futures::Future::boxed`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stdout]   --> src/components/spout.rs:48:92
[INFO] [stdout]    |
[INFO] [stdout] 48 |                         return future::ok(()).and_then(|_| Ok(future::Loop::Continue(cc))).boxed();
[INFO] [stdout]    |                                                                                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `futures::Future::boxed`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stdout]   --> src/components/spout.rs:48:92
[INFO] [stdout]    |
[INFO] [stdout] 48 |                         return future::ok(()).and_then(|_| Ok(future::Loop::Continue(cc))).boxed();
[INFO] [stdout]    |                                                                                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `futures::Future::boxed`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stdout]   --> src/components/bolt.rs:56:79
[INFO] [stdout]    |
[INFO] [stdout] 56 | ...                   .and_then(|_| Ok(future::Loop::Continue(cc))).boxed();
[INFO] [stdout]    |                                                                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `futures::Future::boxed`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stdout]   --> src/components/bolt.rs:56:79
[INFO] [stdout]    |
[INFO] [stdout] 56 | ...                   .and_then(|_| Ok(future::Loop::Continue(cc))).boxed();
[INFO] [stdout]    |                                                                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/components/spout.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Spout{
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 15 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Spout` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/components/spout.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Spout{
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 15 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Spout` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/components/bolt.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Bolt{
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 17 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Bolt` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/components/bolt.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Bolt{
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 17 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Bolt` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `antimony` (lib) due to 4 previous errors; 14 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `antimony` (lib test) due to 4 previous errors; 14 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7ad239c4441b6a1cba375edf82ec4b3900050f0049ad484099e547d4243b2950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad239c4441b6a1cba375edf82ec4b3900050f0049ad484099e547d4243b2950", kill_on_drop: false }`
[INFO] [stdout] 7ad239c4441b6a1cba375edf82ec4b3900050f0049ad484099e547d4243b2950
