[INFO] fetching crate kcp 0.4.10...
[INFO] building kcp-0.4.10 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate kcp 0.4.10 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate kcp 0.4.10 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kcp 0.4.10
[INFO] finished tweaking crates.io crate kcp 0.4.10
[INFO] tweaked toml for crates.io crate kcp 0.4.10 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log v0.3.9
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded utf8-ranges v1.0.4
[INFO] [stderr]   Downloaded env_logger v0.4.3
[INFO] [stderr]   Downloaded regex v0.2.11
[INFO] [stderr]   Downloaded ucd-util v0.1.8
[INFO] [stderr]   Downloaded regex-syntax v0.5.6
[INFO] [stderr]   Downloaded thread_local v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f01f9788bbe313c753a32d5ed37ffc5702150084042d6c08f59e5353ad0d26cc
[INFO] running `Command { std: "docker" "start" "-a" "f01f9788bbe313c753a32d5ed37ffc5702150084042d6c08f59e5353ad0d26cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f01f9788bbe313c753a32d5ed37ffc5702150084042d6c08f59e5353ad0d26cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f01f9788bbe313c753a32d5ed37ffc5702150084042d6c08f59e5353ad0d26cc", kill_on_drop: false }`
[INFO] [stdout] f01f9788bbe313c753a32d5ed37ffc5702150084042d6c08f59e5353ad0d26cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a6530d6cc602d5c56a69dc878373ccd94fb468c1e4c286cea5ac036f3a98672
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1a6530d6cc602d5c56a69dc878373ccd94fb468c1e4c286cea5ac036f3a98672", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling kcp v0.4.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:38:32
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |     T: Into<Box<StdError + Send + Sync>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:28:40
[INFO] [stdout]    |
[INFO] [stdout] 28 |             Error::IoError(ref e) => e.description(),
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:57:40
[INFO] [stdout]    |
[INFO] [stdout] 57 |             ref e => write!(f, "{}", e.description()),
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:101:13
[INFO] [stdout]     |
[INFO] [stdout] 101 |         buf.put_u32::<LittleEndian>(self.conv);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u16`: use put_u16_be or put_u16_le
[INFO] [stdout]    --> src/kcp.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         buf.put_u16::<LittleEndian>(self.wnd);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |         buf.put_u32::<LittleEndian>(self.ts);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |         buf.put_u32::<LittleEndian>(self.sn);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |         buf.put_u32::<LittleEndian>(self.una);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |         buf.put_u32::<LittleEndian>(self.data.len() as u32);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:583:28
[INFO] [stdout]     |
[INFO] [stdout] 583 |             let conv = buf.get_u32::<LittleEndian>();
[INFO] [stdout]     |                            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u16`: use get_u16_be or get_u16_le
[INFO] [stdout]    --> src/kcp.rs:599:27
[INFO] [stdout]     |
[INFO] [stdout] 599 |             let wnd = buf.get_u16::<LittleEndian>();
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:600:26
[INFO] [stdout]     |
[INFO] [stdout] 600 |             let ts = buf.get_u32::<LittleEndian>();
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:601:26
[INFO] [stdout]     |
[INFO] [stdout] 601 |             let sn = buf.get_u32::<LittleEndian>();
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:602:27
[INFO] [stdout]     |
[INFO] [stdout] 602 |             let una = buf.get_u32::<LittleEndian>();
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:603:27
[INFO] [stdout]     |
[INFO] [stdout] 603 |             let len = buf.get_u32::<LittleEndian>() as usize;
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "1a6530d6cc602d5c56a69dc878373ccd94fb468c1e4c286cea5ac036f3a98672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a6530d6cc602d5c56a69dc878373ccd94fb468c1e4c286cea5ac036f3a98672", kill_on_drop: false }`
[INFO] [stdout] 1a6530d6cc602d5c56a69dc878373ccd94fb468c1e4c286cea5ac036f3a98672
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1d4063f75809de7f2370e0ecb7b263e7d0de3dec42731dedba51328703c471d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a1d4063f75809de7f2370e0ecb7b263e7d0de3dec42731dedba51328703c471d", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:38:32
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |     T: Into<Box<StdError + Send + Sync>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:28:40
[INFO] [stdout]    |
[INFO] [stdout] 28 |             Error::IoError(ref e) => e.description(),
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:57:40
[INFO] [stdout]    |
[INFO] [stdout] 57 |             ref e => write!(f, "{}", e.description()),
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:101:13
[INFO] [stdout]     |
[INFO] [stdout] 101 |         buf.put_u32::<LittleEndian>(self.conv);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u16`: use put_u16_be or put_u16_le
[INFO] [stdout]    --> src/kcp.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         buf.put_u16::<LittleEndian>(self.wnd);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |         buf.put_u32::<LittleEndian>(self.ts);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |         buf.put_u32::<LittleEndian>(self.sn);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |         buf.put_u32::<LittleEndian>(self.una);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |         buf.put_u32::<LittleEndian>(self.data.len() as u32);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:583:28
[INFO] [stdout]     |
[INFO] [stdout] 583 |             let conv = buf.get_u32::<LittleEndian>();
[INFO] [stdout]     |                            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u16`: use get_u16_be or get_u16_le
[INFO] [stdout]    --> src/kcp.rs:599:27
[INFO] [stdout]     |
[INFO] [stdout] 599 |             let wnd = buf.get_u16::<LittleEndian>();
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:600:26
[INFO] [stdout]     |
[INFO] [stdout] 600 |             let ts = buf.get_u32::<LittleEndian>();
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:601:26
[INFO] [stdout]     |
[INFO] [stdout] 601 |             let sn = buf.get_u32::<LittleEndian>();
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:602:27
[INFO] [stdout]     |
[INFO] [stdout] 602 |             let una = buf.get_u32::<LittleEndian>();
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:603:27
[INFO] [stdout]     |
[INFO] [stdout] 603 |             let len = buf.get_u32::<LittleEndian>() as usize;
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling kcp v0.4.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:38:32
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |     T: Into<Box<StdError + Send + Sync>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:28:40
[INFO] [stdout]    |
[INFO] [stdout] 28 |             Error::IoError(ref e) => e.description(),
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:57:40
[INFO] [stdout]    |
[INFO] [stdout] 57 |             ref e => write!(f, "{}", e.description()),
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:101:13
[INFO] [stdout]     |
[INFO] [stdout] 101 |         buf.put_u32::<LittleEndian>(self.conv);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u16`: use put_u16_be or put_u16_le
[INFO] [stdout]    --> src/kcp.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         buf.put_u16::<LittleEndian>(self.wnd);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |         buf.put_u32::<LittleEndian>(self.ts);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |         buf.put_u32::<LittleEndian>(self.sn);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |         buf.put_u32::<LittleEndian>(self.una);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> src/kcp.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |         buf.put_u32::<LittleEndian>(self.data.len() as u32);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:583:28
[INFO] [stdout]     |
[INFO] [stdout] 583 |             let conv = buf.get_u32::<LittleEndian>();
[INFO] [stdout]     |                            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u16`: use get_u16_be or get_u16_le
[INFO] [stdout]    --> src/kcp.rs:599:27
[INFO] [stdout]     |
[INFO] [stdout] 599 |             let wnd = buf.get_u16::<LittleEndian>();
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:600:26
[INFO] [stdout]     |
[INFO] [stdout] 600 |             let ts = buf.get_u32::<LittleEndian>();
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:601:26
[INFO] [stdout]     |
[INFO] [stdout] 601 |             let sn = buf.get_u32::<LittleEndian>();
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:602:27
[INFO] [stdout]     |
[INFO] [stdout] 602 |             let una = buf.get_u32::<LittleEndian>();
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> src/kcp.rs:603:27
[INFO] [stdout]     |
[INFO] [stdout] 603 |             let len = buf.get_u32::<LittleEndian>() as usize;
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> tests/kcp.rs:292:17
[INFO] [stdout]     |
[INFO] [stdout] 292 |             buf.put_u32::<LittleEndian>(index);
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::BufMut::put_u32`: use put_u32_be or put_u32_le
[INFO] [stdout]    --> tests/kcp.rs:294:17
[INFO] [stdout]     |
[INFO] [stdout] 294 |             buf.put_u32::<LittleEndian>(current);
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> tests/kcp.rs:344:34
[INFO] [stdout]     |
[INFO] [stdout] 344 |                     let sn = cur.get_u32::<LittleEndian>();
[INFO] [stdout]     |                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `bytes::Buf::get_u32`: use get_u32_be or get_u32_le
[INFO] [stdout]    --> tests/kcp.rs:345:34
[INFO] [stdout]     |
[INFO] [stdout] 345 |                     let ts = cur.get_u32::<LittleEndian>();
[INFO] [stdout]     |                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.37s
[INFO] running `Command { std: "docker" "inspect" "a1d4063f75809de7f2370e0ecb7b263e7d0de3dec42731dedba51328703c471d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d4063f75809de7f2370e0ecb7b263e7d0de3dec42731dedba51328703c471d", kill_on_drop: false }`
[INFO] [stdout] a1d4063f75809de7f2370e0ecb7b263e7d0de3dec42731dedba51328703c471d
